4140,42CrMo4,42CrMo,SCM440 cold drawn square bar, cold finished bar

Product Advantages:

1. high strength

2. good toughness

3. good Hardenability

Chemical composition:

Size range:

3*3mm to 120*120mm

Length Random Length, Fixed Length, etc.

Surface: Smooth and polished

What is the Tolerance of our Round bar?

Packing: Plastic reel shaft, and bound, iron wire frame, the paper barrel etc

Please feel free to contact us again if you have any further questions. We look forward to receiving an order from you.

 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!