成人免费a视频,李雅在线观看一区国产,五月婷婷狠狠,精品国产自在2o18,狼伊人,五月天丁香婷婷网,久久亚洲精品无码观看不卡

Main Products
Products Grade: XER90S-G
Specifications: 5.5mm
Applied Standard:  agreement
Characteristics: The wire rod are mostly used to various kinds of CO2 gas shielded welding wirend and so on.
Applications: Wire steel
Use of Products: The product strictly controlled chemical content and the inclusions. It has characteristics of low percentage of harmful elements and good surface quality. By rational controlling the chemical composition and optimizing rolling process, These product have characteristics of good surface quality,uniform drawing strength within one coil, the drawing and welding properties of the wire rod are guaranteed. It also has characteristics of easy drawing and mould saving when using. It is suitable for the wedling of 700MPa high strenght steel.