圣母电影完整版未删减版下载|午夜美女网站|黄视频网站|汤唯主演色戒未删减版,炽爱在线观看全集免费观看电视剧,电视剧重来在线观看完整版免费 ,罪恶之城3电影在线观看完整版

Main Products
Products Grade: 30Si,35Si,30MnSi,30MnSiB
Specifications: φ5.5～16mm
Applied Standard:  Q/XG 02
Characteristics: This kind of products is mostly used to produce PC bars for tubular piles with delayed-fracture resistance, good straightness, high strength and toughness, low relaxation, good heading quality and weldability to satisfy the customers’ needs.
Applications: PC steelbar steel
Use of Products: This kind of products has characteristics of uniform-chemical composition, low percentage of harmful elements, high purity, slight decarburisation, good surface quality, consistent mechanical property, fine grain size etc.