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商品描述：
材料表 MATERIAL LIST
序号
No. 零件名称
Part 材料
Material 中国标准
Chinese standard
1 阀体Body 铸铁Cast Iron GB9439-88 HT200
2 阀体密封圈Seat Rings 铸青铜Cast Bronze GB1176-87 ZCuSn5Pb5Zn5
3 闸板密封圈Wedge Face Rings 铸青铜Cast Bronze GB1176-87 ZCuSn5Pb5Zn5

4 闸板Wedge 铸铁Cast Iron GB9439-88 HT200
5 阀杆Stem 黄铜Brass YB146-71 HPb59-1
6 中法兰垫片Body Gasket 石墨Graphite GB3518-83 LC35-999
7 六角螺栓Bolts 钢Steel GB700-88 Q235
8 六角螺母Nuts 钢Steel GB700-88 Q235
9 阀盖Bonnet 铸铁Cast Iron GB9439-88 HT200
10 上密封座套Backseat Bushing 铸黄铜Cast Brass GB1176-87 ZCuZn40Pb2
11 填料Packing 石墨Graphite GB3518-83 LC35-999
12 填料压套Packing Bushing 铸黄铜Cast Brass GB1176-87 ZCuZn40Pb2
13 方头螺栓Gland Follower Bolts 钢Steel GB700-88 Q235
14 六角螺母Gland Follower Nuts 钢Steel GB700-88 Q235
15 填料法兰Gland Follower 球铁Ductile Iron GB1348-88 QT450-10
16 阀杆螺母Yoke Bushing 铸青铜Cast Bronze GB1176-87 ZCuSn5Pb5Zn5
17 圆锁紧螺母Yoke Bushing Nut 铸铁Cast Iron GB9439-88 HT200
18 紧定螺钉Screw 钢Steel GB700-88 Q235
19 手轮Handwheel 铸铁Cast Iron GB9439-88 HT200
20 铭牌Identification Plate 铝Aluminium YB604-66 LY12
21 锁紧螺母Handwheel Nut 球铁Ductile Iron GB1348-88 QT450-10
22 支架Yoke 铸铁Cast Iron GB9439