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1. Hot rolling.
2. Dia 16-305mm, can provide the Q/T heat treatment service to meet different mechanical demands.
3. Stands: GB/T 3077-1999(42CrMo)
JIS SCM440
DIN 42CrMo4
ASTM 4140
BS 708M40
4. Length: 3--8m alloy steel bars
5. Packing: bundle or any style required.
42CrMo steel round bar