設(shè)計依據(jù) Design reference		GB標(biāo)準(zhǔn)
設(shè)計標(biāo)準(zhǔn) Design standrd		GB/12237
結(jié)構(gòu)長度 Face To face	對夾連接 Wafer connecting	GB/12221
連接法蘭尺寸 Connecting Flange Size		GB/9113、JB/T79
試驗和檢驗 Test＆inspection		JB/T9002

注：系列球閥結(jié)構(gòu)長度及連接法蘭尺寸可根據(jù)用戶要求設(shè)計制造。
Note:The structural length and connecting flange size of ball valve
serles can be designed and manufactured as perusers'requirements.

主要零件材質(zhì)表 Form of Major Parts Materials

序號 NO	零件名稱 Accessory name	材質(zhì) Material
序號 NO	零件名稱 Accessory name	C	P	R
1	左右閥體 Bonner	WCB	ZG1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti
2	螺柱 BOlt	35	1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti
3	彈簧 Spring	60Si2Mn	1Cr18Ni9Ti	1Cr18Ni9Ti
4	閥座 Seat	25or1Cr13	1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti
5	密封圈 Sealing ring	PTFE
6	O形圈 O Rring	橡膠 Rubber
7	墊片 Gasket	PTFE
8	法蘭	WCB	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
9	墊片 Gasket	PTFE
10	下閥桿 Stem	1Cr13	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
11	襯套 Bushing	PTFE
12	球體 Ball	1Cr18Ni9Ti	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
13	鍵 Key	35	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
14	閥桿 Stem	1Cr13	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
15	襯套 Bushing	PTFE
16	填料 Packing	PTFE
17	填料壓蓋 Gland	WCB	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
18	連接套 Connection set	35	35	1Cr18Ni9Ti
19	支架 Yoke	WCB	WCB	1Cr18Ni9Ti
20	閥體 boby	WCB	ZG1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti