Type: | Alloy Steel | Shape: | Steel Sheet | Standard: | AISI,JIS,GB,BS,DIN,API,EN,ASTM |
Thickness: | as required | Technique: | Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Extruded,EFW,Spring | Shape: | U Channel,Square,C Channel,Hexagonal,Round |
Surface Treatment: | Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated | Steel Grade: | Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B) | Certification: | ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL |
Length: | as required | Net Weight: | as required |
Chemical Composition(%)
C | Si | Mn | Cr | Mo | Ni | P | S |
0.38-0.45 | 0.17-0.37 | 0.50-0.80 | 0.90-1.20 | 0.15-0.25 | ≤0.030 | ≤0.030 | ≤0.030 |
Standard
GB | AISI | DIN | JIS | ISO |
42CrMo | 4140 | 42CrMo4 | SCM440 | 42CrMo4 |
Available Size
Rolled round bar | φ20-120mm × L |
Forged round bar | φ130-195mm × L |
Heat Treatment
Item | Temperature℃ | Hardness |
quenching | 840-880 | HRC32-34 |
tempering | 580 | |
quenching | 900 | HRC54-60 |
tempering | 150-180 |
Characterstics
The steel with high strength and toughness, hardenability is better also | |||||||
After conditioning treatment quenching deformation of small | |||||||
high fatigue limit and repeated impact resistance |
Applications
The steel is suitable for manufacturing requires a certain strength and toughness of large and medium-sized plastic mold
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