日韩欧美在线视频免费,黄色国产91,欧美日韩亚洲国产,最近中文字幕在线,性高爱久久久久久久久,亚洲精品午夜不卡,一区二区三区福利视频

Main Products
Products Grade: XGTQ72A-1,XGTQ72A-2
Specifications: φ5.5mm
Applied Standard:  agreement
Characteristics: this product is used to produce bead wire.
Applications: Hign carbon steel wireTyre steel
Use of Products: This grade has the feature of stable chemical composition, low harmful elements, minor decarburization, good surface quality, high sorbite percentage, homogeneous properties along the coil, good plasticity and ductility.