Henan Jianhui Construction Machinery CO.,LTD
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Price: | 550.0~1500.0 USD |
Payment Terms: | T/T,L/C,WU |
Place of Origin: | Henan, China (Mainland) |
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Hot-rolled | Cold-drawn | Forged | |
Round | 20mm-300mm | 16mm-70mm | 250mm-800mm |
Square | 20*20mm-130*130mm | 10*10mm-80*80mm | Your requirements |
Flat | Thickness:12mm-100mm Width: 20mm-150mm | Thickness:6mm-70mm Width:16mm-80mm | Your requirements |
GB | ASTM | JIS | DIN | BS |
42CrMo | aisi4140 | SCM440 | 42CrMo4 | 42CrMo4 |
Model | C | Si | Mn | Cr | Mo |
42CrMo | 0.38-0.45 | 0.17-0.37 | 0.50-0.80 | 0.90-1.20 | 0.15-0.25 |
AISI 4140 | ||||
Yield Strength(MPa) | Tensile Strength(MPa) | Elongation | AKV(J) | Reduction of area |
930 | 1080 | 12% | 65 | 45% |
d/a(mm) | 5.5-7 | 7-20 | 20-30 | 30-50 | 50-80 | 80-110 | 110-150 | 150-190 | 190-250 |
(mm) | +0.30 -0.30 | +0.35 -0.35 | +0.40 -0.40 | +0.50 -0.50 | +0.70 -0.70 | +1.0 -1.0 | +1.3 -1.3 | +2.0 -2.0 | +2.5 -2.5 |
Width(mm) | Thickness(mm) | ||||
Size | Size tolerance | Size | Size tolerance | ||
Normal | Better | Normal | Better | ||
10-50 | +0.5, -1.0 | +0.3, -0.9 | 3-16 | +0.3, -0.5 | +0.2, -0.4 |
50-75 | +0.6, -1.3 | +0.4, -1.2 | 16-60 | +1.5% -3.0% | +1.0% -2.5% |
75-100 | +0.9, -1.8 | +0.7, -1.7 | |||
100-150 | +1.0%, -2.0% | +0.8%, -1.8% |