Annealing Forged Steel Round Bar AISI5140 40Cr DIN1.7035 1.7045 41Gr4 42Gr4

AISI5140 40Cr DIN1.7035 1.7045 41Gr4 42Gr4 forged round bar steel round bar steel manufactuer

40 Cr round bars are the steel of the standard of GB/T 3077-1999 in China, 40 Cr steel is one of the most widely used steel machinery manufacturing field.After tempering treatment,the 40 Cr hot rolled round bars and forged round bars has good comprehensive mechanical properties,good low temperature impact toughness and low notch sensitivity

Forged round bar AISI5140 DIN1.7035 Related steel grade and similar material

Forged round bar AISI5140 DIN1.7035 Product features

Forged round bar AISI5140 DIN1.7035 Chemical Compostion for reference

Forged round bar Application

• Medium speed and medium load parts after quenched and tempered, such as gear, shaft, worm, spline shaft, centre sleeve, etc.
• High hardness surface and wear resistance parts after high frequency case hardening and tempered, such as gear, main shaft, bent axle, mandrel, sleeve, pin, connecting rod, screw, nut, etc.
• High load and medium speed impact parts after quendced and medium temperature tempered, such as pump rotor, slider block, main shaft, lantern ring, etc.
• Manufacture high load, low speed impact and wear resistance parts after quenched and low temperature tempered, such as shaft, main shaft, worm, lantern ring, etc.
• Big size and high low-temperature impact toughness driving parts after carbonitriding, such as shaft, gear, etc.

AISI5140
40Cr steel
5140 steel