相關(guān)型號(hào)：BJ45H,BJ45W,BJ45Y,BJ45H-16C,BJ45W-16C,BJ45Y-16C等 主要性能規(guī)范 Chief Property And Specification 型號(hào) Type 公稱壓力PN(MPa) NominalPressure 試驗(yàn)壓力PS（MPa） Test Pressure 工作溫度(℃) Working Temperature 適用介質(zhì) Applicable Medium 工作蒸汽壓力 Work steam Pressure 殼體Shell 密封Seal BJ45(H.W.Y)-25P 2.5 3.75 2.75 ≤200 尿素、硝酸類(lèi) Ureophil、Nitric Acid ≤1.3 BJ45(H.W.Y)-40P 4.0 6.0 4.4 BJ45(H.W.Y)-64P 6.4 9.0 6.6 尿素、醋酸類(lèi) Ureophil、Acetrc Acid BJ45(H.W.Y)-25R 2.5 3.75 2.75 BJ45(H.W.Y)-40R 4.0 6.0 4.4 BJ45(H.W.Y)-64R 6.4 9.0 6.6 主要零件材料 Material for main parts 零件名稱 Patr Name 閥體、閥蓋 Body,Bonnet 閥瓣 Disc 墊片 Swat BJ45(H.W.Y)-25P、BJ45W-40P、 BJ45W-64P 鉻鎳鈦閥Cr.Ni.TI Steel 鉻鎳鈦閥+硬質(zhì)合金Cr.Ni.TI Steel+Carbide Alloy 聚四氟乙烯 Polytetrafluoroethylene BJ45(H.W.Y)-25R、BJ45W-40R、 BJ45W-64R 鉻鎳鉬鈦閥Cr.Ni.Mo.TI Steel 鉻鎳鉬鈦閥+硬質(zhì)合金Cr.Ni.Mo.TI Steel+Carbide Alloy 聚四氟乙烯 Polytetrafluoroethylene