SUS631 Stainless Steel Pipe 17-7PH Round SS Tube 631 Stainless Steel Heat Treatment

SUS631 Stainless Steel Pipe 17-7PH Round Tube 631 Stainless Steel Heat Treatment

AISI 631/JIS SUS631/DIN17-7PH/GB 0cr17ni7al stainless steel Standards:ASTM,JIS,GB,EN(DIN,BS,NF) Or Per as clients’ requires.

Product Basic Information:

THIS stainless steel is Used as a spring, hot meter components, Half austenitic precipitation-hardening stainless steel, is a kind of unstable austenitic stainless steel, the steel solid solution state, at room temperature for austenitic organization, after cold working, cold treatment, or heated to 750 degrees to adjust processing, austenite transformation martensite, then aging treatment, the second phase precipitation on the martensitic matrix can be and make the steel reinforcement.Al's role is as and other elements to form heavy play hardening phase such as (Ni3Al).In the process of aging, the cooling is not flash, it's hard to strengthen effect

2.Product Application Areas:

Our products have been used in all kinds of areas, such as aviation,aerospace,navigation,nuclear energy,chemical industry,

electronic information,achine manufacture, petrochemical, automotive,instrument and meter, Communication ,transportation, and medical instruments, etc.

3.Similar steel grade & equivalent steel materials:

High strength and resistance to intergranular corrosion and chloride stress corrosion is improved obviously. Stainless steel has great corrosion performance.

Product Sales Information:

Company Main Products:

Jiangsu Mittel Steel Industrial Limited is  located in Wuxi City,  a beautiful city near Shanghai.  Wuxi is close to  Shanghai (BAO STEEL) ,Zhangjiagang (ZPSS),Ningbo (BAO XIN),KUN SHAN (DKSS), enjoy excellent geographic location and convenient water, land and air transportation. , Wuxi become the biggest  stainless steel sheet ,plate and coil  supply Centers in China. Jiangsu Mittel Steel Industrial Limited was established in 1998 years. as one of the largest stockists and manufacturers of industrial grade Stainless Steel products and derivatives in Wuxi ,We keep a stock of 50000 tons every month, so we can delivery goods in fast time.

Our company supplies cold/hot-rolled stainless steel sheets,stainless steel coils and stainless steel Plate to many steel factories from athome and abroad, including Shanxi Taigang Iron& Steel CO, . Ltd (TISCO)Zhangjiagang Pohang (ZPSS), Shanghai BAO STEEL, Ningbo Baoxin and steel factories in Taiwan area, Mainland Chinese and foreign countries and regions. 

Our long-term business lines are 201.202.304(1.4301).304L.316.316L(1.4404).430.409L, 309S ,310S(1.4845).317L.904L.S31803(1.4462).S32750.S32760, Finish: 2B, BA, NO. 1 NO. 4, HL, 8K and so on...Meanwhile, our company is also engaged in the long-term supply of homemade & imported medium and thick plates, galvanized and carbon steel products. 

Adhering to the principle of "quality first and customer foremost",our company will offer long-term service to nationwide manufacturers of household appliances, elevators, tableware, ornaments, tanks and machines. We can offer precise frosted wiredrawing, 8K mirror finishing and skim board oil-abrasion of various specifications at any time. The precisely-processed products will meet your requirements for high quality. Our company is a modern enterprise integrating distribution and storage. 

If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.