<rt id="oy2qm"></rt>
<dfn id="oy2qm"><dd id="oy2qm"></dd></dfn>
<strike id="oy2qm"></strike>
<dfn id="oy2qm"><code id="oy2qm"></code></dfn>
<rt id="oy2qm"><code id="oy2qm"></code></rt>
Main Products
Products Grade: ML20Cr,GML20Cr-B、Q17Cr3-B
Specifications: φ5.5~40mm
Applied Standard:  GB/T6478,agreement
Characteristics: It's used to produce automobile and motorcycle accessories, and diesel engine vavle tappet.
Applications: Common partsCommon fastener
Use of Products: This product has characteristics of uniform-chemicalcomposition, low percentage of harmful elements, high purity, slight decarburisation, good surface quality. After spheroidize annealing, this product has characteristics of good cold heading properties ,stable heat-treatment properties and good hardenability.
性饥渴少妇无码Av,亚洲午夜女人av电影网,亚洲精品无码一二三区,偷拍亚洲一区一区二区三区 97久久精品人人做人人爱 亚洲AV无码乱码国产精品一区二区三区
<rt id="oy2qm"></rt>
<dfn id="oy2qm"><dd id="oy2qm"></dd></dfn>
<strike id="oy2qm"></strike>
<dfn id="oy2qm"><code id="oy2qm"></code></dfn>
<rt id="oy2qm"><code id="oy2qm"></code></rt>