Alloy Steel 4140 Tool Steel
Alloy Steel Round Bar
1.Nice appearance of cold-rolled product gloss
2.Nice high temperature strength
3.Nice work-hardening (after processing weakly magnetic)
4.Non-magnetic state solution
5.Suitable for architectural, construction and other applications
Alloy Steel 4140
1. Chemical composition and comparable steel:
| Germany DIN | Japan JIS | China GB | USA AISA/ASTM/SAE |
| 1.7225 / 42CrMo4 | SCM440 / SCM4 | 42CrMo | 4140 |
2. Hardness:
Hardness: <=220HB
3. Size specification
l Thickness: 16~400MM
l Width: 185~2200MM
l Length: 2000~5800MM
l Round bar: 30~350MM
And we can also provide the size you required.
4. Surface condition: Black surface / Grinding / Polishing / Milling / Machined……
5. shape:flat / round bar / square bar / sheet / plate ……
6. Process: EAF + LF + VD + HOT ROLLED + Heat Treatment (optional)
7. Heat treatment: Normalized / Annealed / Quenched / tempered
8. Technical Data: According to the customer's requirement of Chemical Composition, Physical Properties and Mechanical Testing
9. Inspection: Ultrasonic test according to SEP 1921-84 Gr3, Class C/c or D/d
