| 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 | 球铁Ductile Iron | GB1348-88 QT450-10 | | 2 | 阀板Resilient Wedge | 三元乙丙橡胶+球铁 EPDM+Ductile Iron | GB1844-95 EPDM GB1348-88 QT450-10 | | 3 | 阀板骨架Wedge Skeleton | 球铁Ductile Iron | GB1348-88 QT450-10 | | 4 | 阀杆螺母Yoke Bushing | 铸青铜Cast Bronze | GB1176-87 ZCuSn5Pb5Zn5 | | 5 | 阀杆Stem | 不锈钢Stainless Steel | GB1220-92 2Cr13 | | 6 | 中法兰垫片Body Gasket | 三元乙丙橡胶EPDM | GB1844-95 EPDM | | 7 | 内六角螺钉Screws | 钢Steel | GB700-88 Q235 | | 8 | 垫片 Gasket | 聚四氟乙烯PTFE | GB1844-95 PTFE | | 9 | 0型圈0-Ring | 三元乙丙橡胶EPDM | GB1844-95 EPDM | | 10 | 0型圈0-Ring | 三元乙丙橡胶EPDM | GB1844-95 EPDM | | 11 | 阀盖Bonnet | 铸铁Cast Iron | GB9439-88 HT200 | | 12 | 压紧螺母Packing Gland Nut | 铸黄铜Cast Brass | GB1176-87 ZCuZn40Pb2 | | 13 | 垫圈Washer | 钢Steel | GB700-88 Q235 | | 14 | 手轮Handwheel | 球铁Ductile Iron | GB1348-88 QT450-10 | | 15 | 六角螺栓Bolts | 钢Steel | GB700-88 Q235 | |
