1) C90 Oil-Well Tube Steel
C90级油井管钢
2) steel C90
C90钢
4) Oil well steel tube
油井钢管
5) J55 oil well
J55级油井钢
1.
Effects of application of compound deoxide Si-Ca-Ba and the traditional deoxide Al on J55 oil well steel are studied and compared with each other.
研究对比了Si-Ca-Ba复合脱氧剂与传统铝脱氧工艺对J55 级油井钢的应用效果, 结果表明Si-Ca-Ba脱氧剂能提高J55级油井钢的纯净度, 钢的微观组织结构及钢的实物质量得到明显改善。
6) N80 OCTG-purpose steel
N80油井管钢
1.
The analytical result shows that the typical structures of the domestically-used non-quenched and tempered N80 OCTG-purpose steel are P+F and B+P+F.
通过对非调质N80油井管钢的金相组织研究,分析了该钢典型组织缺陷的产生原因及其对力学性能的影响。
补充资料：90t超高功率电弧炉正在出钢(沙钢)
90t超高功率电弧炉正在出钢(沙钢)
90t超高功率电弧炉正在出钢(沙钢)
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