免费在线看黄网址|av不卡免费看|日韩一二三四五区|国产日韩在线不卡,亚洲午夜激情网,国产自一区,啊啊啊国产

Main Products
steel for anchor-chain Products>> Main Products>> steel for anchor-chain
Products Grade: 20Mn2
Specifications: φ8.0～12.0mm
Applied Standard:  agreement
Characteristics: he producrs is used to produce hoisting machinery production such as chain, lifting steel strapping, self-assembled hanger of chain hoist etc, with the size of φ6mm,φ8mm,φ10mm.
Applications: Common mechanical steel
Use of Products: 20Mn2 is a commom steel which is used to produce chain and sling. The product has characteristics of uniform-chemical composition, low percentage of harmful elements, high purity, good surface quality etc.. It has stable heat-treatment properties after annealing process.