螺栓阀盖 • 水平旋启式 • *可更新阀座和阀瓣
Bolted Bonnet • Horizontal Swing • *Renewable Seat and Disc 
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-71类型1标准 • 
美国纽约市B.S.A. 143-69-SA非冲击性冷水350 PSI压力认证
CONFORMS TO MSS SP-71 TYPE 1 • 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.	阀体螺栓 Body Bolt	钢ASTM A 307 Steel ASTM A 307
2.	标志板 Identification Plate	铝 Aluminum
3.	阀盖 Bonnet	铸铁ASTM A 126级别B Cast Iron ASTM A 126 Class B
4.	阀体垫圈 Body Gasket	强化石墨 Reinforced Graphite
5.	阀体螺母 Body Nut	钢ASTM A 307 Steel ASTM A 307
6.	侧塞 Side Plug	黄铜ASTM B 16合金C36000 Brass ASTM B 16 Alloy C36000
7.	挂钩销 Hanger Pin	黄铜ASTM B 16合金C36000 Brass ASTM B 16 Alloy C36000
8.	挂钩 Hanger	铸青铜ASTM B 584合金C84400 Cast Bronze ASTM B 584 Alloy C84400
9.	阀瓣螺母 Disc Nut	铸青铜ASTM B 584合金C84400 Cast Bronze ASTM B 584 Alloy C84400
10.	阀瓣 Disc	铸青铜ASTM B 584合金C84400 Cast Bronze ASTM B 584 Alloy C84400
11.	阀座环 Seat Ring	铸青铜ASTM B 584合金C84400 Cast Bronze ASTM B 584 Alloy C84400
12.	阀体 Body	铸铁ASTM A 126级别B Cast Iron ASTM A 126 Class B