40Cr Hot Rolled Steel Bar Alloy Steel Round Bar Delivery Condition QT Cold Drawn Size 10-320mm

40Cr Hot Rolled Steel Bar Alloy Steel Round Bar Delivery Condition QT Cold Drawn Size 10-320mm

1. Standards: AISI 5140,ASTM 5140 ,JIS SCr440 JIS(SCr4),40Cr

2. Specification: Dia: 10~320mm Length:2000-12000mm or as required

3. Process: EAF+LF+VD+ Rolled+ Heat Treatment (Annealed,A Normalized, Q+T)

4.Surface conditions : scaled (hot working finish)/ground/rough machining/fine machining/based on the customer's requirement

5. Machine Capability

Tensile strength (N/mm2Mpa):≥980

Elongation %: ≥9

Yield strength:≥785

Hardness: HBS ≤207

Reduction of area:≥45%

After heat treatment the hardness : HRC 32~36

6. Chemical Composition (%):

7. Inspection: 100% Ultrasonic according to the test standards:SEP1921-84,GR.3 CLASS C/C or by SGS ,AHK or Alex Stewart

 We, Shanghai Unite Steel are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national famous steel enterprise.

In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state-owned or private owned in china, such as: DAYE Special Steel-a famous steel enterprise with the longest steelmaking history; BAO Steel, and Dongbei Special Steel Group-the biggest special steel manufacturer; TPCO, VALIN-largest seamless steel tube production enterprise; What's more, we have built long, deep and close business relationship with dozens of steel companies, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!