VCL 140 Steel Roundbar 
Characteristics
Very common Quenched & Tempered alloyed engineering steel grade With high intensity, high hardenability. It has a small distortion afer quenching, a ghigh creep strength and lasting intensity afer processing of high tempreature.
Equivalent VCL 140
Thyssen 7225, DIN 42CrMo4, ASSAB 709, VCL140, JIS SCM 440, AISI 4140
Availability
Round bar
Sizes: 10mm – 400mm
Supplied Condition: Quenched & Tempered
Features
It’s one kinds of high quality alloy structural steel.
Chemical composition: ( % )
C : 0.38-0.45,
Si: 0.15-0.40,
Mn: 0.60-0.90,
Cr: 0.90-1.20,
Mo: 0.15-0.30
S\P=0.035,
Ni\Cu=0.030
Mechanical Properties
Hardening Temp : 820 – 850 C
Ouenching Medium : Oil
Hardness as Supplied :
Application
It’s mainly used for making various kinds of machinery, automobile, mining spare part, the gearwheel of the engine, the driving gear of supercharger, the abckshaft, the conncetingrob and the pinchock under the high pressure. Parts for power train applications, cold formed fastener components, shafts, gears, drill collars for the oil exploration, etc.
Plate Bosimetal 
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