焊接球閥 可安裝鎖緊裝置 開關(guān)指示 壓力測試:1/4¨-2¨ 1,500psi 21/2¨-4¨ 1,200psi 標(biāo)準(zhǔn)連接:焊接、卡箍連接 SMS.DIN.RJT.IDF活接連接 Actuator device can be upon requestde. air testde under water at 100psi Open and closed positions. Hydrostatic test pressure 1/4¨-2¨,500psi 21/2¨-4¨ 1,200psi Standard End:Weld