螺栓阀盖 • 外螺纹和轭架 • 硬楔形闸板 • 青铜安装
Bolted Bonnet • Outside Screw and Yoke • 
Solid Wedge • Bronze Mounted 
250 PSI/17.2 Bar饱和蒸汽高达207oC
500 PSI/34.5 Bar非冲击性冷工作压力
-29oC至66oC◆
250 PSI/17.2 Bar Saturated Steam to 406oF/207oC
500 PSI/34.5 Bar Non-Shock Cold Working Pressure
to -20oF to 150oF/-29oC to 66oC◆
符合MSS SP-70标准 • 
通过纽约市B.S.A. 143-69-SA在350 PSI非冲击性冷水压力下的测试认证
CONFORMS TO MSS SP-70 • APPROVED BY THE NEW
YORK CITY B.S.A. 143-69-SA AT 350 PSI
NON-SHOCK COLD WATER

	部件 PART	规格说明 SPECIFICATION
1.	阀杆 Stem	黄铜ASTM B 16合金C36000 Brass ASTM B 16 Alloy C36000
2.	手轮螺母 Handwheel Nut	铸青铜ASTM B 584合金C84400 Cast Bronze ASTM B 584 Alloy C84400
3.	标志板 Identification Plate	铝 Aluminum
4.	轭架衬套 Yoke Bushing	铸青铜ASTM B 584合金C84400 Cast Bronze ASTM B 584 Alloy C84400
5.	手轮 Handwheel	铸铁ASTM A 126级别B Cast Iron ASTM A 126 Class B
6.	阀盖帽螺母 Bonnet Cap Nut	钢ASTM A 307 Steel ASTM A 307
7.	阀盖帽 Bonnet Cap	铸铁ASTM A 126级别B 或球墨铸铁ASTM A 536 Cast Iron ASTM A 126 Class B or Ductile Iron ASTM A 536
8.	1 阀盖 1 Bonnet	铸铁ASTM A 126级别B Cast Iron ASTM A 126 Class B
9.	阀盖帽螺栓 Bonnet Cap Bolt	钢ASTM A 307 Steel ASTM A 307
10.	压盖随动件螺母 Gland Follower Nut	黄铜ASTM F 467合金C27000 Brass ASTM F 467 Alloy C27000
11.	压盖随动件 Gland Follower	铸铁ASTM A 126级别B 或球墨铸铁ASTM A 536 Cast Iron ASTM A 126 Class B or Ductile Iron ASTM A 536
12.	填料压盖 Packing Gland	镀锌铁粉ASTM B 783或黄铜ASTM B 16 Zinc Plated Powdered Iron ASTM B 783 or Brass ASTM B 16
13.	填料 Packing	编织TFE TFE Braided
14.	压盖随动件螺栓 Gland Follower Bolt	钢ASTM A 307 Steel ASTM A 307
15.	后座衬套 Backseat Bushing	铸青铜ASTM B 584合金C84400 Cast Bronze ASTM B 584 Alloy C84400
16.	阀体螺母 Body Nut	钢ASTM A 307 Steel ASTM A 307
17.	阀体垫圈 Body Gasket	加强型石墨 Reinforced Graphite
18.	阀体螺栓 Body Bolt	钢ASTM A 307 Steel ASTM A 307
19.	阀体 Body	铸铁ASTM A 126级别B Cast Iron ASTM A 126 Class B
20.	阀杆套环 Stem Collar	黄铜ASTM B 16合金C36000 Brass ASTM B 16 Alloy C36000
21.	2 楔形闸板 2Wedge	铸铁ASTM A 126级别B Cast Iron ASTM A 126 Class B
22.	3 楔形闸板螺母 3Wedge Nut	铸青铜ASTM B 584合金C84400 Cast Bronze ASTM B 584 Alloy C84400
23.	楔形闸板销 Wedge Pin	硅青铜ASTM B 371合金C69400 或ASTM B 140合金C31400 Silicon Bronze ASTM B 371 Alloy C69400 or ASTM B 140 Alloy C31400
24.	阀座环 Seat Ring	铸青铜ASTM B 584合金C84400 Cast Bronze ASTM B 584 Alloy C84400
25.	2 楔形闸板面环 2Wedge Face Ring	铸青铜ASTM B 584合金C84400 Cast Bronze ASTM B 584 Alloy C84400