China 20#/1020/S20c Cold Drawn Round Bar for Automobile Headrest Rod Steel, Find details about China Steel Bar, Free Cutting Steel from 20#/1020/S20c Cold Drawn Round Bar for Automobile Headrest Rod Steel
Density | 7.8 - 7.9 | g/cm³ |
Elastic modulus | 200.0 - 215.0 | GPa |
Poisson's ratio | 0.29 | [-] |
Shear modulus | 75.0 - 80.0 | GPa |
Coefficient of thermal expansion | 1.32e-05 - 1.38e-05 | 1/K |
Max service temperature | 500.0 | °C |
Melting point | 1480.0 - 1526.0 | °C |
Specific heat capacity | 465.0 - 483.0 | J/(kg·K) |
Thermal conductivity | 36.0 - 54.0 | W/(m·K) |
Electrical resistivity | 1.43e-07 - 1.74e-07 | Ω·m |
Curie temperature | 770.0 | °C |
Carbon | 0.18 - 0.23 | % |
Iron | 98.7549 - 99.3699 | % |
Manganese | 0.3 - 0.6 | % |
Phosphorus | 0.03 | % |
Silicon | 0.15 - 0.35 | % |
Sulfur | 0.035 | % |
Shapes | Sizes | Processing |
Steel Round Bar | 5mm to 63.5mm | Cold Drawn |
Steel flat Bar | 63.5mm-120mm | smooth-turned and polished. |
Cold drawn steel square bar | 5*5mm to120*120mm | Cold Drawn |
Cold drawn steel hex bar | 5mm to120mm | Cold Drawn |
Cold drawn steel hexagonal bar | 5mm to 120mm (side to side) | Cold Drawn |
Straightness | Max 1mm/m | |
Tolerance | h9 h10 h11 or as required |
Type of steel | GB | ASTM(SAE) | JIS |
Carbon steel Low alloy steel | Q195,Q215, Q235,Q345 | A285MGr.B A570MGr.A | SS330 SS400,SS490... |
Quality carbon steel | 10,20,35,40,60 20Mn,25Mn, 35Mn,40Mn | 1010,1020,1035, 1045,1060,1022, 1026,1037,1039 | S10C,S20C, S35C,S45C... |
Alloy structure steel | 20Mn2,40Mn2,20Cr,40Cr, 20CrMo,35CrMo,42CrMo, 20CrMnTi,20Cr2Ni4, 40CrNiMo | 1320,1345,5120, 5140,4118,4135, 4140,3316,4340 | SMn420,SMn438, SCr420,SCr440 SCM430,SCM435 SCM440,SCN815 SNCM439 |
Cold heading steel | ML10,ML20,ML30, ML35,ML35CrMo, ML42CrMo,ML15MnB | 1012,1020,1030 1034,4135,4140, 1518 | SWRCH10R SWRCH20K SWARCH35K SNB7 |
Spring steel | 65Mn,60Si2Mn,50CrVA | 1066,6150 | SCP6,SCP10 |
Bearing steel | GCr15 | E52100 | SUJ2 |
Stainless steel | 1Cr13,2Cr13 | 412,420 | SUS410,SUS420 |
Tooling steel | T8,T10 W6Mo5Cr4V2 | W1A-8, W1A-9.5,M2 | SK7,SK4,SKH9 |
Free cutting steel | Y12,Y12Pb,Y15, Y15Pb,Y40Mn | 1212,11L08,1215 12L13,12L14,1141 | SUM21,SUM32, SUM22L,SUM42... |
Round steel | Square steel | Flat steel |
hexagonal steel | Irregular steel | Steel pipe |
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