对夹式 • 可更新阀座和阀瓣 • 弹簧驱动 Wafer Style • Renewable Seat and Disc • Spring Actuated 125磅级,200 PSI/13.8 Bar非冲击性冷工作压力 250磅级,400 PSI/27.6 Bar非冲击性冷工作压力 最高温度为93oC◆ Class 125, 200 PSI/13.8 Bar Non-Shock Cold Working Pressure Class 250, 400 PSI/27.6 Bar Non-Shock Cold Working Pressure Maximum Temperature to 200oF/93oC◆ FM认证 FM APPROVED
规格与参数
部件 PART
规格说明 SPECIFICATION
1.
阀体 Body
铸铁ASTM A 48级别35 Cast Iron ASTM A 48 Class 35
2.
阀座 Seat
青铜ASTM B 584合金C83600 (B) Bronze ASTM B 584 Alloy C83600 (B)
2a.
阀座 Seat
丁纳橡胶-N,粘合在青铜上(W) Buna-N Bonded to Bronze (W)
3.
阀瓣 Disc
青铜ASTM B 584合金C83600 Bronze ASTM B 584 Alloy C83600
4.
弹簧 Spring
不锈钢类型302 ASTM A 313 Stainless Steel Type 302 ASTM A 313
5.
轴套 Bushing
6"和更小ASTM B 16 8"和更大ASTM B 584 C93200 6" and smaller ASTM B 16 8" and larger ASTM B 584 C93200
6.
固定螺丝 Set Screws
不锈钢类型304 ASTM A 276 Stainless Steel Type 304 ASTM A 276