消防（防火）阀门•螺栓阀盖•指示器柱结构•
暗杆•弹性楔形闸板•内外环氧树脂涂敷
FireProtectionValve•BoltedBonnet•IndicatorPostPattern•
Non-RisingStem•ResilientWedge•EpoxyCoatedInterior/Exterior
250PSI/17.2Bar非冲击性冷水工作压力
（最高71°C工作温度）
250PSI/17.2BarNon-ShockColdWorkingPressure
(160°F/71°Cmax.operatingtemperature)
UL/ULC认证•FMRC认证
美国自来水协会AWWAC-509&515认证•M.E.A.认证236-93A
UL/ULCLISTED•FMRCAPPROVED•
AWWAC-509&515•M.E.A.APPROVED236-93A

	部件 PART	规格说明 SPECIFICATION
1.	阀体 ValveBody	球墨铸铁ASTMA536 DuctileIronASTMA536
2.	弹性楔形闸板 ResilientWedge	球墨铸铁ASTMA536/三元乙丙橡胶ASTMD2000 DuctileIronASTMA536/EPDMASTMD2000
3.	楔形闸板螺母 WedgeNut	青铜ASTMB584UNSC83500 BronzeASTMB584UNSC83600
4.	阀杆 Stem	青铜ASTMB150UNSC61400 BronzeASTMB150UNSC61400
5.	阀盖垫圈 BonnetGasket	三元乙丙橡胶ASTMD2000 EPDMASTMD2000
6.	阀盖螺丝 BonnetScrew	镀锌合金港ASTMA574M AlloySteelASTMA574MZincPlated
7.	阀盖 Bonnet	球墨铸铁ASTMA536 DuctileIronASTMA536
8.	阀杆主O形环 StemPrimaryO-Ring	三元乙丙橡胶ASTMD2000 EPDMASTMD2000
9.	阀杆止推垫圈(下方) StemThrustWasher(lower)	青铜ASTMB584UNSC83600 BronzeASTMB584UNSC83600
10.	阀杆止推垫圈(上方) StemThrustWasher(upper)	不锈钢ASTMA276UNSS41000 StainlessSteelASTMA276UNSS41000
11.	压盖密封O形环 GlandSealO-Ring	三元乙丙橡胶ASTMD2000 EPDMASTMD2000
12.	阀杆密封轴套 StemSealBushing	青铜ASTMB584UNSC83600 BronzeASTMB584UNSC83600
13.	阀杆辅助O形环 StemSecondaryO-Ring	三元乙丙橡胶ASTMD2000 EPDMASTMD2000
14.	压盖法兰 GlandFlange	球墨铸铁ASTMA536 DuctileIronASTMA536
15.	阀杆环防尘圈 StemRingWiper	三元乙丙橡胶ASTMD2000 EPDMASTMD2000
16.	方形操作螺母 SquareOperatingNut	铸铁ASTMA126-B CastIronASTMA126-B
17.	操作螺母垫圈 OperatingNutWasher	镀锌碳钢 CarbonSteelZincPlated
18.	操作螺母螺丝 OperatingNutScrew	镀锌合金钢ASTMA574M AlloySteelASTMA574MZincPlated
19.	压盖法兰螺丝 GlandFlangeScrew	镀锌合金钢ASTMA574M AlloySteelASTMA574MZincPlated
20.	指示器法兰螺丝 IndicatorFlangeScrew	镀锌合金钢ASTMA574M AlloySteelASTMA574MZincPlated
21.	指示器柱法兰 IndicatorPostFlange	球墨铸铁ASTMA536 DuctileIronASTMA536
22.	UL/FM标签 UL/FMLabel	铝