平板闸阀的型号编制详解（二）

平板闸阀的型号编制详解（二）

●特殊要求代号：K—抗硫型　L—调节型　ZB—自动补偿

Special requirement code:K—Antisulphur model L—Adjustment type ZB—Auto compensation

●阀门类型代号：Z—闸阀

Valve type code:Z—Gate valve

●驱动方式代号：4—正齿轮传动　5—伞齿轮传动　6—气动　6s—气动带手动　7—液动　9—电动(手轮传动略)　9B—防爆电动

Driving manner code:4—Spur gear transmission 5—Bevel gear transmission 6—Air driving 6s—Take pneumatically manually 7—Hydrodynamic driving 9—Electric driving(Hand wheel driving omitted) 9B—Explosion electric driving

●连接形式代号：4—法兰连接　6—对焊连接

Connecting type code:4—Flange-connecting 6—Butt welding connecting

●结构形式代号：3—明杆平行式单闸板　4—明杆平行式双闸板 7—暗杆平行式单闸板

Design feature code:3—Rising-stem parallel single-disc 4—Rising-stem parallel double-disc 7—Dark pole parallel single-disc

●结构特点代号：W—无导流孔(有导流孔省略)　P—轻型

Structure manner code:W—Non-diversion hole type(Diversion hole type omitted) P—Light-duty

●密封面材质代号：Y—硬质合金　H—合金钢　D—渗氮钢　F—增强聚四氟乙烯

Sealing formation code:Y—Hard alloy H—Alloy steel D—Nitriding steel F—Intensified polytetrafluoroethylene(PTFE)

●压力等级代号：公称压力为MPa的10倍、磅级为实际数

Pressure grade code:The 10 times of the nominal pressure MPa,pound grade io practical number

●阀门材料代号：C—WCB　I—WC6、ZG1Cr5Mo　V-WC9、ZG20CrMoV　P-ZG1Cr18Ni9Ti Ps-CF8 P3-CF3 R—ZG1Cr18Ni12Mo2Ti　F—LCB　N—LC3 R8-CF8M R3-CF3M

Body material code:C—WCB　I—WC6、ZG1Cr5Mo　V-WC9、ZG20CrMoV　P-CF8、ZG1Cr18Ni9Ti R—CF8M、ZG1Cr18Ni12Mo2Ti　S—CF3　L—CF3M　F—LCB　N—LC3

举例1：Z543WF-16C

注释：公称压力为1.6MPa、伞齿轮传动、法兰连接、无导流孔、明杆平行式单闸板闸阀，阀体材质为WCB，密封面材质为增强聚四氟乙烯。

举例2：KZ9B44Y-150Lb

注释：压力等级为Class 150、防爆电动、法兰连接、有导流孔、抗硫明杆平行式双闸板闸阀，阀体材质为WCB，密封面材质为硬质合金。