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- 石油套管专用J55钢J55 Steel
- CSP线铌微合金化直缝焊石油套管用钢J55的开发Development of Nb-microalloyed J55 Hot Rolled Strip Used for ERW Casing For Petroleum in Baotou CSP Plant
- J55石油套管J55 steel grade for oil casings
- 专用special
- J55钢J55 steel
- J55级石油套管J55 class oil pipe
- P110钢级石油套管P110 oil casing
- 专用的special
- 钢厂steelworks
- PLC技术在石油套管生产线上的应用Application of PLC Technology in Petroleum Casing Product Line
- 碳钢carbon steel
- 专用章special seal
- J55热轧带钢Hot rolled strip J55
- 专用工具special purpose tools
- 石油套管petroleum casing pipe
- 钢的steel
- 专用设备special hardware
- 钢带metal strip
- 用有限元法分析石油套管定径产生的残余应力Analyse residual stress of oil casing pipe in the sizing process by the FEM
- 钢化steel