香蕉西瓜草莓茄子视频APP-国产精品亚洲欧美大片在线看-日本潘金莲三级bd高清-中文字日产幕码三区的做法大全

Main Products
Products Grade: SWRCH10A、GSWRCH10A-1
Specifications: φ16-42 mm
Applied Standard:  Q/XG114
Characteristics: SWRCH10A is mostly used to produce fasteners and profiled parts of class 4.8-6.8 and automobile parts.
Applications: Common partsCommon fastenerconstruction fastener steelchassis parts
Use of Products: SWRCH10A is a common steel which is mostly used to produce fasteners and profiled parts of class 4.8-6.8. The product has characteristics of uniform-chemicalcomposition, low percentage of harmful elements, high purity, good surface quality, tight tolerance, good cold forming performence. It can be used directly without heat treatment process.The steel grade gains the gold-cup of the metallurgical product actual quality in 2007.