平板閘閥的型號(hào)編制方法

閥體材料代號(hào) Body material code
壓力等級(jí)代號(hào) Pressure grade code
密封面材質(zhì)代號(hào) Sealing formation code
結(jié)構(gòu)特點(diǎn)代號(hào) Structure manner code
結(jié)構(gòu)形式代號(hào) Design feature code
連接形式代號(hào) Connecting type code
驅(qū)動(dòng)方式代號(hào) Driving manner code
閥門類型代號(hào) Valve type code
特殊要求代號(hào) Special requirement code

●特殊要求代號(hào)：K—抗硫型　L—調(diào)節(jié)型　ZB—自動(dòng)補(bǔ)償
　Special requirement code:K—Antisulphur model  L—Adjustment type  ZB—Auto compensation

●閥門類型代號(hào)：Z—閘閥
　Valve type code:Z—Gate valve

●驅(qū)動(dòng)方式代號(hào)：4—正齒輪傳動(dòng)　5—傘齒輪傳動(dòng)　6—氣動(dòng)　6s—氣動(dòng)帶手動(dòng)　7—液動(dòng)　9—電動(dòng)（手輪傳動(dòng)略）　9B—防爆電動(dòng)
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

●連接形式代號(hào)：4—法蘭連接　6—對(duì)焊連接
　Connecting type code:4—Flange-connecting  6—Butt welding connecting

●結(jié)構(gòu)形式代號(hào)：3—明桿平行式單閘板　4—明桿平行式雙閘板      7—暗桿平行式單閘板
　Design feature code:3—Rising-stem parallel single-disc  4—Rising-stem parallel double-disc    7—Dark pole parallel single-disc

●結(jié)構(gòu)特點(diǎn)代號(hào)：W—無導(dǎo)流孔（有導(dǎo)流孔省略）　P—輕型
Structure manner code:W—Non-diversion hole type（Diversion hole type omitted）  P—Light-duty

●密封面材質(zhì)代號(hào)：Y—硬質(zhì)合金　H—合金鋼　D—滲氮鋼　F—增強(qiáng)聚四氟乙烯
　Sealing formation code:Y—Hard alloy  H—Alloy steel  D—Nitriding steel  F—Intensified polytetrafluoroethylene（PTFE）

●壓力等級(jí)代號(hào)：公稱壓力為MPa的10倍、磅級(jí)為實(shí)際數(shù)
　Pressure grade code:The 10 times of the nominal pressure MPa,pound grade io practical number

●閥門材料代號(hào)：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

舉例1：Z543WF-16C
注釋：公稱壓力為1.6MPa、傘齒輪傳動(dòng)、法蘭連接、無導(dǎo)流孔、明桿平行式單閘板閘閥，閥體材質(zhì)為WCB，密封面材質(zhì)為增強(qiáng)聚四氟乙烯。
舉例2：KZ9B44Y-150Lb
注釋：壓力等級(jí)為Class 150、防爆電動(dòng)、法蘭連接、有導(dǎo)流孔、抗硫明桿平行式雙閘板閘閥，閥體材質(zhì)為WCB，密封面材質(zhì)為硬質(zhì)合金。