1) ejector pin steel
顶杆用钢
2) rock bolt steel
锚杆用钢
3) coping
[英]['kəʊpɪŋ] [美]['kopɪŋ]
栏杆半圆钢顶盖
4) anchor bar steel for mine
矿用锚杆钢
6) drill pipe steel S135
S135钻杆用钢
1.
Hydrogen permeation coefficient and diffusible hydrogen content in drill pipe steel S135 during cathodic charging with hydrogen were studied by an electrochemical method,and the hydrogen induced cracking(HIC) threshold stress of the steel was investigated using constant load tests.
通过电化学渗氢技术与恒载荷拉伸试验方法,研究了不同充氢电流密度下S135钻杆用钢的氢扩散系数、试样中的可扩散氢浓度及其氢致开裂门槛应力。
补充资料：顶底复吹转炉的炉底(正在倾炉出钢)(宝钢)
顶底复吹转炉的炉底(正在倾炉出钢)(宝钢)
顶底复吹转炉的炉底(正在倾炉出钢)(宝钢)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条