婷婷五月伊人,亚洲国产精品免费,日韩午夜福利在线观看,一区二区午夜按摩,久久精品国产免费,国产免费a级片全部,成人黄片在线播放

Main Products
Products Grade: QSWRCH10A-B
Specifications: φ5.5-42mm
Applied Standard:  agreement
Characteristics: underpan of automotive.
Applications: chassis parts
Use of Products: QSWRCH10A-B is a commen steel grade used for produce the parts of underpan of automotive.uniform-chemical composition,low harmful elements,high purity,low decarburisation,surface quality and dimensional accuracy is the highest level of our company,good deformation ratio and low crack ratio.