亚洲天天骚女现场视频,www.888日本,亚洲第一天堂无码专区日韩,免费一级黄片视频在线观看无码,亚洲日韩线精品一区一区一区,一级无码日韩毛片,国产免费美女被艹视频

Main Products
for Prestressed Steel Products>> Main Products>> for Prestressed Steel
Products Grade: SWRS82B
Specifications: φ5.5~13mm
Applied Standard:  agreement
Characteristics: The wire rod of SWRS82B is mainly used for the pruduction of bridge cables.
Applications: Suspension cable steel
Use of Products: The wire rod of SWRS82B makes the feature of stable chemical composition, lower harmful elements, higher cleanness,minor decarburization, perfect surface quality, high sorbite ratio, uniform properties along the coil and excellent drawing performance and favorable torsion performance.