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阀门零部件 螺母 螺栓和螺塞
Components of valves.Nuts, bolts and plugs
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锻造角式高压阀门.技术条件
Specification for wrought, angle, high pressure valves
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阀门零部件.扳手、手柄和手轮
Components of valves-Spanner, handles and handwheels
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电站阀门
Valves for power station
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小便冲洗阀
Urinal valves
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PN 250 MPa带颈接头型式、尺寸和技术条件
Type, dimensions and specifications of PN 250 Mpa necked joints
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PN 250 MPa等径三通、等径四通型式、尺寸和技术条件
Type, dimensions and specifications of equal-diameter three-way and equal-diameter four-way PN 250 Mpa valves
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PN 250 MPa螺母型式、尺寸和技术条件
Type, dimensions and specifications of PN 250 Mpa nuts
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电站锅炉安全阀应用导则
Guide of safety valves for power station boilers
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陶瓷密封阀门 技术条件
Ceramic sealing valves -- Technical specification
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