Cold Drawn Process Cold Finished Bar ASTM A29 / EN 10083-3 / JIS
G4053 Profile
Standard:
ASTM A29 Standard Specification Steel Bars Carbon and Alloy Hot
Wrought General Requirements.
JIS G4053 2008 Low alloyed steels for machine structural use.
Steel for quenching and tempering-Part3: Technical delivery
conditions for alloy steels of EN 10083-3:2007.
BS EN 10084 2008 Case hardening steels - Technical delivery
conditions.
Steel Grades:
ASTM A29: 5140,4120,4130,4135,4140,4150,8620,4340
JIS G4053: SCr440,SCM420,SCM430,SCM435,SCM440
EN10083: 41Cr4,25CrMo4,34CrMo4,42CrMo4
EN 10084: 21NiCrMo4
Delivery condition: Hot rolled only, Stress relieved, Annealed, Normalized, Quenched
and Tempered.
Surface condition: Smooth surface, Peeled surface, Grinded and Polished surface.
| Shape | Specification(mm) | Length(meter) |
| Round | 2-100 | 5-8 or Random, can arbitrary cutting |
| Square | S4-S95 | 5-8 or Random, can arbitrary cutting |
| Hex | 4X4-100X100 | 5-8 or Random, can arbitrary cutting |
| Flat | 2X4-10X125 | 5-8 or Random, can arbitrary cutting |
| Irregular | More than 100pieces | 5-8 or Random, can arbitrary cutting |
| Quality Assurance: |
| Size | Allow Precision Level |
| H8 | H9 | H10 | H11 |
| Allow deciation(mm) |
| >2~6 | 0-0.18 | 0-0.030 | 0-0.048 | 0-0.075 |
| >6~10 | 0-0.022 | 0-0.036 | 0-0.058 | 0-0.090 |
| >10~18 | 0-0.027 | 0-0.043 | 0-0.070 | 0-0.110 |
| >18~30 | 0-0.033 | 0-0.052 | 0-0.084 | 0-0.130 |
| >30~50 | 0-0.039 | 0-0.062 | 0-0.100 | 0-0.160 |
| >50~80 | 0-0.046 | 0-0.074 | 0-0.120 | 0-0.190 |
