亚洲熟妇无码一区二区三区导航 ,亚洲熟少妇在线播放999,久久精品夜色国产亚洲av,国产乱人激情H在线观看

Oil tempered spring wire

Home > Products & Services > Oil tempered spring wire

Rough oil quenching-tempering spring steel wire

中鋼產(chǎn)品手冊20160007_副本.jpg

Use: For suspension spring of saloon, load-carrying vehicle and minicar, damping spring of custom motorcycle and other springs requiring high performance. 

Material: 55CrSi,SAE9254, 60Si2MnA, 60Si2Cr, 65Mn, and etc.

Specification: 8.0~16.0mm

Standard: GB/T18983;JISG3560; EN102702-2; ASTM A229/A229M or agreement. 

Major technical index:

1.The steel wires have their grain size to be larger than grade 11 and have good anti-relaxation performance.

The yield ratio is larger than 0.9, and the fluctuation of its tensile resistance degree of the same reel shall be less than 50MPa.

3.Non-metallic inclusions shall have their class to conform to the technical specification of clean steel. 

4.The product has realized on-line eddy-current test. The defect is marked red and the surface quality is good.

5.The reel weights about 2t.

6.Grade-2000MPa oil quenching-tempering spring steel wire for suspension spring can be produced. 


Contact:

Tel:0371-67852016 67852019 67852092

Fax:0371-67852020

Zip Code: 450001

Address:No.26, Huagong Road, Hi-tech Zone, Zhengzhou


(R & D Park)No.70. Science Avenue, High-Tech Zone, Zhengzhou City, Henan Prov, China / (Industry Park)No.26. Huagong Road, High-Tech Zone, Zhengzhou City, Henan Prov, China

Telephone:+86 371 6785 2000

Email:info@zrw.cn

Fax:+86 371 6763 2895

wechat