Seamless Rolled Steel Pipe , 4340 Alloy Steel Tube Outer Diameter 10-150 Mm

DIN 2391 Seamless Cold Rolled Steel Tube Alloy steel for Mechanical Parts 4340

Introduction

Cold drawn seamless has closer dimensional tolerances, better surface finish and higher mechanical properties than corresponding grades of hot finished seamless.

Dimension Tolerance

Chemical composition(%)

End Shape

Beveled end , plain end, varnished, or adding plastic caps to protect the two ends as per customer's requirements

Main Features

• No Oxidation Layer on the outer and inner walls;
• No Leakage under high pressure;
• No Crake under flating and flattening;
• No distortion after cold bending;
• High precision high cleanness;
• Excellent brightness

Payment & Delivery

1. Both T/T and L/C will be acceptable

2. Trade Terms: FOB, CIF, CFR

3. The delivery will be in 10-15 days if have stock; For customized items, the delivery will be negotiated by both parties

4. Shipping by sea freight from Shanghai Port (PRC) for Bulk orders, by airfreight or express for samples

 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!