管接头阀盖 • 可更换阀座和全塞阀瓣
Union Bonnet • Replaceable Seat and Full Plug Disc
300 PSI/27.6 Bar饱和蒸汽高达216oC
600 PSI/41.4 Bar非冲击性冷工作压力
300 PSI/20.7 Bar Saturated Steam to 421oF/216oC
600 PSI/41.4 Bar Non-Shock Cold Working Pressure
符合MSS SP-80标准
CONFORMS TO MSS SP-80

	部件 PART	规格说明 SPECIFICATION
1.	手柄螺母 Handle Nut	300系列不锈钢 300 Series Stainless Steel
2.	标志牌 Identification Plate	铝 Aluminum
3.	手轮 Handwheel	可锻铸铁ASTM A 47 Malleable Iron ASTM A 47
4.	阀杆 Stem	硅青铜ASTM B 371合金C69400/C69430 Silicon Bronze ASTM B 371 Alloy C69400/C69430
5.	填料压盖 Packing Gland	青铜ASTM B 62或ASTM B 584 合金C84400或黄铜ASTM B 16 Bronze ASTM B 62 or ASTM B 584 Alloy C84400 or Brass ASTM B 16
6.	填料螺母 Packing Nut	青铜ASTM B 62或ASTM B 584 合金C84400或黄铜ASTM B 16 Bronze ASTM B 62 or ASTM B 584 Alloy C84400 or Brass ASTM B 16
7.	填料 Packing	含石墨的芳族聚酰胺 Aramid Fibers with Graphite
8.	阀盖 Bonnet	青铜ASTM B 61 Bronze ASTM B 61
9.	管接头螺母 Union Nut	青铜ASTM B 61 Bronze ASTM B 61
10.	阀体 Body	青铜ASTM B 61 Bronze ASTM B 61
11.	阀瓣固定装置螺母 Disc Holder Nut	青铜ASTM B 61 Bronze ASTM B 61
12.	塞阀瓣 Plug Disc	S42000不锈钢ASTM A 276硬质 S42000 Stainless Steel ASTM A 276 Hardened
13.	塞阀座环 Plug Seat Ring	S42000不锈钢ASTM A 276硬质 S42000 Stainless Steel ASTM A 276 Hardened