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: XGYT0、XGYT1、XGYTE、ZG-01
Specifications: φ16-42mm
Applied Standard:  Q/XG 180
Characteristics: It is the material for producing precision alloy,the material of powder metallurgy and electromagnetism.
Applications: Raw material pure iron
Use of Products: XGYT0/XGYT1 are belong to ingots.The wire rod of XGYT0/XGYT1 feature stable chemical composition,low tramp elements, high purity,good surface quality,good electromagnetism.