丝口锻钢闸阀

相关型号：Z11H,Z11H-16,Z11H-25,Z11H-40,Z11H-64,Z11H-100



使用标准：

Usage specification：



设计制造：按GB12224-89、GB12228-89、JB/T7746-95

连接端尺寸：(1) 承插孔尺寸接JB1751-75

阀门检验和试验：按GB/T13927-92

材料

碳钢按GB699的规定

不锈钢按GB1220的规定

)耐热钢按GB1221的规

Design and manufacture conform to standard:GB1224-89,GB1228-89,JB/T7746-95

The connecting dimensions:The dimensions of holls conform to standard JB1751-75

Nspectionand test conform to standard GB/13927-92

Material

steel casing iron conform to standard GB669

stainless steel conform to standard GB1220

steam-resisting steel conform to standard GB12

主要零件材料 Matcrial for main parts



主要零件名称Parts name 材料Material

阀体、阀盖Body,bonnet 碳钢Carbon steel

阀座Seat 不锈钢Stainless steel

阀板Disc 不锈钢Stainless steel

阀杆Stem 不锈钢Stainless steel

垫片Seat 不锈钢Stainless steel+石墨graphite

填料Packing 柔性石墨Flexible graphite