超碰人人草,黑暗侵袭电影在线观看高清完整版,玩命直播在线完整版观看未删减下载视频,**未删减完整版在线观看,日韩欧美一本,六月激情丁香,久久6免费视频

Main Products
for Prestressed Steel Products>> Main Products>> for Prestressed Steel
Products Grade: SWRH77B,SWRH77B-1,SWRH77B-2,SWRH82B
Specifications: φ5.5～16mm
Applied Standard:  Q/XG 112,Q/XG 174,Q/XG 178
Characteristics: The wire rod of SWRH77B,SWRH77B-1,SWRH77B-2,SWRH82B are mostly used to produce high-strength and low-relaxation perstressed plain wire, indented wire.These products are applied in the fields such as railroad crosstie, expressway, bridge, urban overpass, large cement pipe for water delivery, anti-seismic high building and mining anchoring.
Applications: Prestressed steel
Use of Products: Characteristics of the wire rod of SWRH77B,SWRH77B-1,SWRH77B-2,SWRH82B:uniform-chemical composition, lower percentage of harmful elements, higher purity, slight decarburization,perfect surface quality, high sorbite ratio, uniform properties along the coil and excellent drawing performance.SWRH77B,SWRH82B had won the third prize of XingTai award for science and technology progress.SWRH82B owned its perfect public praise in the TianJin, ShanDong, central and northeast of china markets and had became another flagship pruduct of XingTai Steel.