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- Rolling Warp and Controlling Strategy of Welding Neck Flange 长颈法兰轧制翘曲与控制对策
- Study on control strategy of welding neck flange in precision rolling 高颈法兰精密辗扩控制策略的研究
- Axial Flow of Metal in Radial Rolling Process of Welding Neck Flange 长颈法兰径向轧制过程中金属的轴向流动
- Copper alloy welding neck flanges 铜合金对焊法兰
- ring joint welding neck flange 环槽式密封面对焊法兰,梯形槽式密封面对焊法兰
- Steel pipe welding neck flanges with flat face or raised face 平面、突面对焊钢制管法兰
- Steel pipe welding neck flanges with male and female face 凹凸面对焊钢制管法兰
- Steel pipe welding neck flanges with ring-joint face 环连接面对焊钢制管法兰
- Steel pipe welding neck flanges with tongue and groove face 榫槽面对焊钢制管法兰
- raised face welding neck flange 凸面对焊法烂
- welding neck flange 对焊法兰
- STEEL pipe welding neck flanges with ring-joint face for PN 42MPa (420 bar) GB/T9115.;36-1988pn42
- Steel pipe welding neck flanges with flat face for PN 0.25MPa (2.5 bar) GB/T9115.;1-1988pn0
- Steel pipe welding neck flanges with flat face for PN 0.6MPa (6 bar) GB/T9115.;2-1988pn0
- Steel pipe welding neck flanges with raised face for PN 25.0MPa (250 bar) GB/T9115.;16-1988pn25
- Steel pipe welding neck flanges with raised face for PN 4.0MPa (40 bar) GB/T9115.;11-1988pn4
- Steel pipe welding neck flanges with raised face for PN 5.0MPa (50 bar) GB/T9115.;13-1988pn5
- Steel pipe welding neck flanges with ring-joint face for PN 15.0MPa (150 bar) GB/T9115.;34-1988pn15
- Steel pipe welding neck flanges with ring-joint face for PN 2.0MPa (20 bar) GB/T9115.;31-1988pn2
- Steel pipe welding neck flanges with ring-joint face for PN 25.0MPa (250 bar) GB/T9115.;35-1988pn25