compressive strength of c45

Which is better test cylinders or cubes in estimating

the compressive strength tested by the cube(150mm or 100mm),and the ratio between the strength test on cubic sample is 1.0/0.95 According to some experiments ,the strength of cube is about Which is better test cylinders or cubes in estimating the compressive strength tested by the cube(150mm or 100mm),and the ratio between the strength test on cubic sample is 1.0/0.95 According to some experiments ,the strength of cube is about What Is The Compressive Strength Of C35 ConcreteThe compressive strength of concrete is determined by the failure load.Learn More; Improving Compressive Strength Of Concrete By A Two.The test data of ensp0183ensp in 1996-641 shows that the average compressive strength of two-step mixing concrete is greater than that of ordinary concrete.

Some results are removed in response to a notice of local law requirement.For more information,please see here.Previous123456NextCharacteristic Strength Of concrete - Engineering Discoveries

Each concrete grade e.g.C30/37 is characterized by two equivalent strengths,which in this specific example are 30 MPa and 37 MPa.The first is the characteristic strength f ck of a standard concrete cylinder and the latter is the characteristic strength of a standard concrete cube.Some results are removed in response to a notice of local law requirement.For more information,please see here.12345NextC45 Round Bar AISI 1045 DIN 1.1191 JIS S45C - Otai Steel C45 Round Bar is an unalloyed medium carbon steel,which is also a general carbon engineering steel.C45 is a medium strength steel with good machinability and excellent tensile properties.C45 round steel is generally supplied in the black hot rolled or occasionally in the normalised condition,with a typical tensile strength range 570 -Some results are removed in response to a notice of local law requirement.For more information,please see here.

Residual Compressive Strength Of Normal And High

compressive strength begins at 300oC and recorded about 20% loss.Galleto and Meneguini (2000)s study confirm Almeidas result and show that conventional concrete heated to 300oC and slowly cooled had a 24% loss in compressive strength in relation to its original un heated strength.Petrucci (1987) reported a 50% reduction inRelationship Between Seven- and 28-Day StrengthsOct 01,1994 compressive strength of c45#0183;Concrete,by Mindness and Young,gives a general rule The ratio of 28-day to seven-day strength lies between 1.3 and 1.7 and generally is less than 1.5,or the seven-day strength is normally between 60% to 75% of the 28-day strength and usually above 65%.The cylinder that broke at 1980 psi is 66% of the specified 3000 psi.Rate of Strength Gain of Concrete Concrete Strength Over Strength can be defined as ability to resist change.One of the most valuable properties of the concrete is its strength.Strength is most important parameter that gives the picture of overall quality of concrete.Strength of concrete usually directly related to cement paste.Many factors influence the rate at which the strength of concrete increases after mixing.

Rate of Strength Gain of Concrete Concrete Strength Over

Strength can be defined as ability to resist change.One of the most valuable properties of the concrete is its strength.Strength is most important parameter that gives the picture of overall quality of concrete.Strength of concrete usually directly related to cement paste.Many factors influence the rate at which the strength of concrete increases after mixing.Jestr Engineering Science and Technology ReviewCompressive Strength(MPa) Prism compressive strength Cubic compressive strength Fig.1 Relationship of strength and grade 0.50 0.60 0.70 0.80 0.90 1.00 C30 C35 C40 C45 C50 C55 Concrete Grade Ratio Fig.2 Relationship of ratio and grade As indicated in Figure 2,the ratio of prism compressive strength to cubic compressive strength of FMT concrete isJestr Engineering Science and Technology ReviewCompressive Strength(MPa) Prism compressive strength Cubic compressive strength Fig.1 Relationship of strength and grade 0.50 0.60 0.70 0.80 0.90 1.00 C30 C35 C40 C45 C50 C55 Concrete Grade Ratio Fig.2 Relationship of ratio and grade As indicated in Figure 2,the ratio of prism compressive strength to cubic compressive strength of FMT concrete is

Different Grades of Concrete,Their Strength and Selection

Grade of concrete is defined as the minimum strength the concrete must posses after 28 days of construction with proper quality control.Grade of concrete is denoted by prefixing M to the desired strength in MPa.For example,for a grade of concrete with 20 MPa strength,it will be denoted by M20,where M stands for Mix.Conventional grade C20,C25 and C30 concrete mix ratio The strength of concrete is divided into twelve grades,such as C7.5,C10,C15,C20,C25,C30,C35,C40,C45,C50,C55,C60 and so on.The concrete mix ratio refers to the proportion of the components in concrete (cement,water,sand,and stone).Concrete Core Compressive Strength The Structural WorldNov 28,2019 compressive strength of c45#0183;1.How to Calculate the Equivalent Compressive Strength? According to ACI 318M-14,and ASTM C42,to calculate the equivalent cylinder compressive strength for a normalized sample,we need to multiply the test results by a correction factor according to the table below.The ASTM C42 section 7.7 states that,If the ratio of length to diameter (L/D) of the specimen is 1.75 or less,correct the

Concrete - Properties

Typical properties of normal strength Portland cement concrete Density - 2240 - 2400 kg/m 3 (140 - 150 lb/ft 3) Compressive strength 20 - 40 MPa (3000 - 6000 psi) Flexural strength 3 - 5 MPa (400 - 700 psi) Tensile strength - 2 - 5 MPa (300 - 700 psi) Modulus of elasticity - E 14 - 41 GPa (2 - 6 x 10 6 psi) Permeability 1 x 10 Compressive Strength of Concrete Cubes - Lab Test Why Do We Test at 7,14 28 days?Concrete Strength OvertimeCalculationObservation ResultConcrete is a macro content with Sand,Cement, Coarse aggregate as its micro-ingredient (Mix Ratio) and gains its 100% strength over time at the hardened state.Take a look at the below table.See more on civilologyengipediaStrength and deformation characteristics of concrete according to Eurocode 1992-1-1 Concrete C8/10 C12/15 C16/20 C20/25 C25/30 C28/35 C30/37 C32/40 C35/45 C40/50 C45/55 C50/60 C55/67 C60/75 C70/85 C80/95 C90/105 C100/115Complete Guide On Grades Of Concrete Expert CivilThis compressive stress is termed as Grades of Concrete.Its unit is N/mm compressive strength of c45#178;.You can find several grades of concrete in the market based on the proportions of materials used.These are M10,M20,M30,M35,and so on.Grades of Concrete are characterized by M10,M20,M30,etc as per their compressive strength.

Complete Guide On Grades Of Concrete Expert Civil

This compressive stress is termed as Grades of Concrete.Its unit is N/mm compressive strength of c45#178;.You can find several grades of concrete in the market based on the proportions of materials used.These are M10,M20,M30,M35,and so on.Grades of Concrete are characterized by M10,M20,M30,etc as per their compressive strength.Comparative studies of the effect of ultrahigh-performance 2 days ago compressive strength of c45#0183;For RM-C45,the failure envelope also expands outward as the compressive strength of the concrete substrate increases,as shown in Fig.17,Fig.18,which is attributed to the decreasing differential stiffness between the substrate and RM-C45 asComparative studies of the effect of ultrahigh-performance 2 days ago compressive strength of c45#0183;Fig.12(a) shows the relationship between substrate compressive strength and cohesion.The cohesion increases as the concrete substrate compressive strength increases with RM-C45 or RM-UHPC.A comparison between S25-UH and S25-NC,S35-UH and S35-NC,and S45-UH and S45-NC reveals that the cohesion increased by 6%,18%,and 15%,respectively.

Characteristic Strength Of concrete - Engineering Discoveries

Each concrete grade e.g.C30/37 is characterized by two equivalent strengths,which in this specific example are 30 MPa and 37 MPa.The first is the characteristic strength f ck of a standard concrete cylinder and the latter is the characteristic strength of a standard concrete cube.CONCRETEvalue of compressive strength at 28 days,equal or grater then compressive strength value presented in table 2.6 (in accordance with norms).The values in the table are for II concrete homogenous grade; for I or III concrete homogenous grade the value from table 6 will be decreased or increased CHAPTER 9 PHYSICAL PROPERTIES OF LIGHTWEIGHTThe concrete has a minimum 28-day compressive strength of 2500 psi (17 MPa),an equilibrium density between 70 and 120 lb/ft compressive strength of c45#179; (1120 and 1920 kg/m compressive strength of c45#179;),and consists entirely of lightweight aggregate or a combination of lightweight and normal-density aggregate.

C45 Round Bar AISI 1045 DIN 1.1191 JIS S45C - Otai

Steel C45 Round Bar is an unalloyed medium carbon steel,which is also a general carbon engineering steel.C45 is a medium strength steel with good machinability and excellent tensile properties.C45 round steel is generally supplied in the black hot rolled or occasionally in the normalised condition,with a typical tensile strength range 570 -C45 Round Bar AISI 1045 DIN 1.1191 JIS S45C - Otai Steel C45 Round Bar is an unalloyed medium carbon steel,which is also a general carbon engineering steel.C45 is a medium strength steel with good machinability and excellent tensile properties.C45 round steel is generally supplied in the black hot rolled or occasionally in the normalised condition,with a typical tensile strength range 570 -C45 Concrete Mix Ratio - ronaldstultiens.nlC45 concrete Usually specified at design stage,this form of ready mix concrete is designed to comply with a compressive strength denoted by the class of mix.Mixes are measured in grades,with strengths ranging from 10 Newtons through to high strength concrete mixes available online at 45 Newtons.

C35 and C45 represents the compressive strength of concrete.C 35 means it is the compressive strength of concrete is 35 MPa (N/mm2).C45 means it is the compressive strength of concrete is 45 MPa (N/mm2)What does C35/C45 concrete mean? - Quora

Was this helpful?People also askWhat is a C45 mix?What is a C45 mix?A C45 mix has a very high cement content inclusion,meaning that the strength of the mix is the highest class of the design concrete products that we offer.This would be used when strength is the main factor of your concrete application..What does C35/C45 concrete mean? - QuoraBuy C45 Concrete Online Concrete2youMixes are measured in grades,with strengths ranging from 10 Newtons through to high strength concrete mixes available online at 45 Newtons.A C45 mix has a very high cement content inclusion,meaning that the strength of the mix is the highest class of the design concrete products that we offer.Buy C45 Concrete Online Concrete2youC45 concrete.Usually specified at design stage,this form of ready mix concrete is designed to comply with a compressive strength denoted by the class of mix.Mixes are measured in grades,with strengths ranging from 10 Newtons through to high strength concrete mixes available online at 45 Newtons.A C45 mix has a very high cement content inclusion,meaning that the strength of the mix

ASTM A36 Steel Properties,Modulus of Elasticity,Yield

ASTM A36 Steel.ASTM A36 steel is one of the most widely used carbon structural steels,although the carbon content of A36 material is maximum 0.29%,it is considered to be the mild steel (content of carbon 0.25%)..A36 mild steel is often compared to AISI 1018,A36 carbon steel is commonly hot rolled,while 1018 steel is commonly cold rolled..Notes There are two versions that define low (PDF) Influence of Steel and Macro-Synthetic Fibers on It can be observed that concretes C45 were characterized by an overall mean compressive strength of approximately 45.9 MPa,while for concretes C50 it was 51.1 MPa.The concrete compressive results for this questionWhat is the compressive strength of C35 concrete?What is the compressive strength of C35 concrete?C35 and C45 represent the standard values of concrete cube compressive strength of 35 MPa and 45 MPa,respectively.The difference between them is that the concrete has different strength levels.C35 concrete and PAV2 concrete is a heavy-duty use concrete.What does C35/C45 concrete mean? - Quora

results for this questionWhat is compressive strength FCK?What is compressive strength FCK?The characteristic compressive strength fck is the first value in the concrete class designation,e.g.30 MPa for C30/37 concrete.The value corresponds to the characteristic (5% fractile) cylinder strength according to EN 206-1.The strength classes of EN1992-1-1 are based on the characteristic strength classes determined at 28 days.Table of concrete design properties (fcd,fctm,Ecm,fctd) - Eurocode 2 results for this questionWhat is C35 and C45?What is C35 and C45?C35 and C45 represents the compressive strength of concrete.C 35 means it is the compressive strength of concrete is 35 MPa (N/mm2).The compressive strength of concre is tested by casting 15x15x15 cm concrete cube and curing it for 28 days and then crushing it in machine to get the compressive strength of the concrete.What does C35/C45 concrete mean? - Quora results for this questionFeedbackWhat does C35/C45 concrete mean? - Quora

Jul 03,2019 compressive strength of c45#0183;C35 and C45 represents the compressive strength of concrete.C 35 means it is the compressive strength of concrete is 35 MPa (N/mm2).C45 means it is the compressive strength of concrete is 45 MPa (N/mm2) 1K views

Which is better test cylinders or cubes in estimating

the compressive strength tested by the cube(150mm or 100mm),and the ratio between the strength test on cubic sample is 1.0/0.95 According to some experiments ,the strength of cube is about Which is better test cylinders or cubes in estimating the compressive strength tested by the cube(150mm or 100mm),and the ratio between the strength test on cubic sample is 1.0/0.95 According to some experiments ,the strength of cube is about What Is The Compressive Strength Of C35 ConcreteThe compressive strength of concrete is determined by the failure load.Learn More; Improving Compressive Strength Of Concrete By A Two.The test data of ensp0183ensp in 1996-641 shows that the average compressive strength of two-step mixing concrete is greater than that of ordinary concrete.

Some results are removed in response to a notice of local law requirement.For more information,please see here.Previous123456NextCharacteristic Strength Of concrete - Engineering Discoveries

Each concrete grade e.g.C30/37 is characterized by two equivalent strengths,which in this specific example are 30 MPa and 37 MPa.The first is the characteristic strength f ck of a standard concrete cylinder and the latter is the characteristic strength of a standard concrete cube.Some results are removed in response to a notice of local law requirement.For more information,please see here.12345NextC45 Round Bar AISI 1045 DIN 1.1191 JIS S45C - Otai Steel C45 Round Bar is an unalloyed medium carbon steel,which is also a general carbon engineering steel.C45 is a medium strength steel with good machinability and excellent tensile properties.C45 round steel is generally supplied in the black hot rolled or occasionally in the normalised condition,with a typical tensile strength range 570 -Some results are removed in response to a notice of local law requirement.For more information,please see here.

Residual Compressive Strength Of Normal And High

compressive strength begins at 300oC and recorded about 20% loss.Galleto and Meneguini (2000)s study confirm Almeidas result and show that conventional concrete heated to 300oC and slowly cooled had a 24% loss in compressive strength in relation to its original un heated strength.Petrucci (1987) reported a 50% reduction inRelationship Between Seven- and 28-Day StrengthsOct 01,1994 compressive strength of c45#0183;Concrete,by Mindness and Young,gives a general rule The ratio of 28-day to seven-day strength lies between 1.3 and 1.7 and generally is less than 1.5,or the seven-day strength is normally between 60% to 75% of the 28-day strength and usually above 65%.The cylinder that broke at 1980 psi is 66% of the specified 3000 psi.Rate of Strength Gain of Concrete Concrete Strength Over Strength can be defined as ability to resist change.One of the most valuable properties of the concrete is its strength.Strength is most important parameter that gives the picture of overall quality of concrete.Strength of concrete usually directly related to cement paste.Many factors influence the rate at which the strength of concrete increases after mixing.

Rate of Strength Gain of Concrete Concrete Strength Over

Strength can be defined as ability to resist change.One of the most valuable properties of the concrete is its strength.Strength is most important parameter that gives the picture of overall quality of concrete.Strength of concrete usually directly related to cement paste.Many factors influence the rate at which the strength of concrete increases after mixing.Jestr Engineering Science and Technology ReviewCompressive Strength(MPa) Prism compressive strength Cubic compressive strength Fig.1 Relationship of strength and grade 0.50 0.60 0.70 0.80 0.90 1.00 C30 C35 C40 C45 C50 C55 Concrete Grade Ratio Fig.2 Relationship of ratio and grade As indicated in Figure 2,the ratio of prism compressive strength to cubic compressive strength of FMT concrete isJestr Engineering Science and Technology ReviewCompressive Strength(MPa) Prism compressive strength Cubic compressive strength Fig.1 Relationship of strength and grade 0.50 0.60 0.70 0.80 0.90 1.00 C30 C35 C40 C45 C50 C55 Concrete Grade Ratio Fig.2 Relationship of ratio and grade As indicated in Figure 2,the ratio of prism compressive strength to cubic compressive strength of FMT concrete is

Different Grades of Concrete,Their Strength and Selection

Grade of concrete is defined as the minimum strength the concrete must posses after 28 days of construction with proper quality control.Grade of concrete is denoted by prefixing M to the desired strength in MPa.For example,for a grade of concrete with 20 MPa strength,it will be denoted by M20,where M stands for Mix.Conventional grade C20,C25 and C30 concrete mix ratio The strength of concrete is divided into twelve grades,such as C7.5,C10,C15,C20,C25,C30,C35,C40,C45,C50,C55,C60 and so on.The concrete mix ratio refers to the proportion of the components in concrete (cement,water,sand,and stone).Concrete Core Compressive Strength The Structural WorldNov 28,2019 compressive strength of c45#0183;1.How to Calculate the Equivalent Compressive Strength? According to ACI 318M-14,and ASTM C42,to calculate the equivalent cylinder compressive strength for a normalized sample,we need to multiply the test results by a correction factor according to the table below.The ASTM C42 section 7.7 states that,If the ratio of length to diameter (L/D) of the specimen is 1.75 or less,correct the

Concrete - Properties

Typical properties of normal strength Portland cement concrete Density - 2240 - 2400 kg/m 3 (140 - 150 lb/ft 3) Compressive strength 20 - 40 MPa (3000 - 6000 psi) Flexural strength 3 - 5 MPa (400 - 700 psi) Tensile strength - 2 - 5 MPa (300 - 700 psi) Modulus of elasticity - E 14 - 41 GPa (2 - 6 x 10 6 psi) Permeability 1 x 10 Compressive Strength of Concrete Cubes - Lab Test Why Do We Test at 7,14 28 days?Concrete Strength OvertimeCalculationObservation ResultConcrete is a macro content with Sand,Cement, Coarse aggregate as its micro-ingredient (Mix Ratio) and gains its 100% strength over time at the hardened state.Take a look at the below table.See more on civilologyengipediaStrength and deformation characteristics of concrete according to Eurocode 1992-1-1 Concrete C8/10 C12/15 C16/20 C20/25 C25/30 C28/35 C30/37 C32/40 C35/45 C40/50 C45/55 C50/60 C55/67 C60/75 C70/85 C80/95 C90/105 C100/115Complete Guide On Grades Of Concrete Expert CivilThis compressive stress is termed as Grades of Concrete.Its unit is N/mm compressive strength of c45#178;.You can find several grades of concrete in the market based on the proportions of materials used.These are M10,M20,M30,M35,and so on.Grades of Concrete are characterized by M10,M20,M30,etc as per their compressive strength.

Complete Guide On Grades Of Concrete Expert Civil

This compressive stress is termed as Grades of Concrete.Its unit is N/mm compressive strength of c45#178;.You can find several grades of concrete in the market based on the proportions of materials used.These are M10,M20,M30,M35,and so on.Grades of Concrete are characterized by M10,M20,M30,etc as per their compressive strength.Comparative studies of the effect of ultrahigh-performance 2 days ago compressive strength of c45#0183;For RM-C45,the failure envelope also expands outward as the compressive strength of the concrete substrate increases,as shown in Fig.17,Fig.18,which is attributed to the decreasing differential stiffness between the substrate and RM-C45 asComparative studies of the effect of ultrahigh-performance 2 days ago compressive strength of c45#0183;Fig.12(a) shows the relationship between substrate compressive strength and cohesion.The cohesion increases as the concrete substrate compressive strength increases with RM-C45 or RM-UHPC.A comparison between S25-UH and S25-NC,S35-UH and S35-NC,and S45-UH and S45-NC reveals that the cohesion increased by 6%,18%,and 15%,respectively.

Characteristic Strength Of concrete - Engineering Discoveries

Each concrete grade e.g.C30/37 is characterized by two equivalent strengths,which in this specific example are 30 MPa and 37 MPa.The first is the characteristic strength f ck of a standard concrete cylinder and the latter is the characteristic strength of a standard concrete cube.CONCRETEvalue of compressive strength at 28 days,equal or grater then compressive strength value presented in table 2.6 (in accordance with norms).The values in the table are for II concrete homogenous grade; for I or III concrete homogenous grade the value from table 6 will be decreased or increased CHAPTER 9 PHYSICAL PROPERTIES OF LIGHTWEIGHTThe concrete has a minimum 28-day compressive strength of 2500 psi (17 MPa),an equilibrium density between 70 and 120 lb/ft compressive strength of c45#179; (1120 and 1920 kg/m compressive strength of c45#179;),and consists entirely of lightweight aggregate or a combination of lightweight and normal-density aggregate.

C45 Round Bar AISI 1045 DIN 1.1191 JIS S45C - Otai

Steel C45 Round Bar is an unalloyed medium carbon steel,which is also a general carbon engineering steel.C45 is a medium strength steel with good machinability and excellent tensile properties.C45 round steel is generally supplied in the black hot rolled or occasionally in the normalised condition,with a typical tensile strength range 570 -C45 Round Bar AISI 1045 DIN 1.1191 JIS S45C - Otai Steel C45 Round Bar is an unalloyed medium carbon steel,which is also a general carbon engineering steel.C45 is a medium strength steel with good machinability and excellent tensile properties.C45 round steel is generally supplied in the black hot rolled or occasionally in the normalised condition,with a typical tensile strength range 570 -C45 Concrete Mix Ratio - ronaldstultiens.nlC45 concrete Usually specified at design stage,this form of ready mix concrete is designed to comply with a compressive strength denoted by the class of mix.Mixes are measured in grades,with strengths ranging from 10 Newtons through to high strength concrete mixes available online at 45 Newtons.

C35 and C45 represents the compressive strength of concrete.C 35 means it is the compressive strength of concrete is 35 MPa (N/mm2).C45 means it is the compressive strength of concrete is 45 MPa (N/mm2)What does C35/C45 concrete mean? - Quora

Was this helpful?People also askWhat is a C45 mix?What is a C45 mix?A C45 mix has a very high cement content inclusion,meaning that the strength of the mix is the highest class of the design concrete products that we offer.This would be used when strength is the main factor of your concrete application..What does C35/C45 concrete mean? - QuoraBuy C45 Concrete Online Concrete2youMixes are measured in grades,with strengths ranging from 10 Newtons through to high strength concrete mixes available online at 45 Newtons.A C45 mix has a very high cement content inclusion,meaning that the strength of the mix is the highest class of the design concrete products that we offer.Buy C45 Concrete Online Concrete2youC45 concrete.Usually specified at design stage,this form of ready mix concrete is designed to comply with a compressive strength denoted by the class of mix.Mixes are measured in grades,with strengths ranging from 10 Newtons through to high strength concrete mixes available online at 45 Newtons.A C45 mix has a very high cement content inclusion,meaning that the strength of the mix

ASTM A36 Steel Properties,Modulus of Elasticity,Yield

ASTM A36 Steel.ASTM A36 steel is one of the most widely used carbon structural steels,although the carbon content of A36 material is maximum 0.29%,it is considered to be the mild steel (content of carbon 0.25%)..A36 mild steel is often compared to AISI 1018,A36 carbon steel is commonly hot rolled,while 1018 steel is commonly cold rolled..Notes There are two versions that define low (PDF) Influence of Steel and Macro-Synthetic Fibers on It can be observed that concretes C45 were characterized by an overall mean compressive strength of approximately 45.9 MPa,while for concretes C50 it was 51.1 MPa.The concrete compressive results for this questionWhat is the compressive strength of C35 concrete?What is the compressive strength of C35 concrete?C35 and C45 represent the standard values of concrete cube compressive strength of 35 MPa and 45 MPa,respectively.The difference between them is that the concrete has different strength levels.C35 concrete and PAV2 concrete is a heavy-duty use concrete.What does C35/C45 concrete mean? - Quora

results for this questionWhat is compressive strength FCK?What is compressive strength FCK?The characteristic compressive strength fck is the first value in the concrete class designation,e.g.30 MPa for C30/37 concrete.The value corresponds to the characteristic (5% fractile) cylinder strength according to EN 206-1.The strength classes of EN1992-1-1 are based on the characteristic strength classes determined at 28 days.Table of concrete design properties (fcd,fctm,Ecm,fctd) - Eurocode 2 results for this questionWhat is C35 and C45?What is C35 and C45?C35 and C45 represents the compressive strength of concrete.C 35 means it is the compressive strength of concrete is 35 MPa (N/mm2).The compressive strength of concre is tested by casting 15x15x15 cm concrete cube and curing it for 28 days and then crushing it in machine to get the compressive strength of the concrete.What does C35/C45 concrete mean? - Quora results for this questionFeedbackWhat does C35/C45 concrete mean? - Quora

Jul 03,2019 compressive strength of c45#0183;C35 and C45 represents the compressive strength of concrete.C 35 means it is the compressive strength of concrete is 35 MPa (N/mm2).C45 means it is the compressive strength of concrete is 45 MPa (N/mm2) 1K views

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