产品用途】仪表针形截止阀适用于天然气、液化石油气、城市煤气、空气或氮气等非腐蚀性气体管路上。 
【性能规范】公称压力2.54.06.4162532壳体试验压力（MPa）3.756.09.62437.548高压密封试验压力（MPa）2.754.47.0417.627.535.2低压气密封试验压力（MPa）0.5～0.7适用介质水、蒸汽、油品（C、I）硝酸类（P）醋酸类（R）适用温度（℃）C≤425、I≤560≤200
1.6MPa主要外形和连接尺寸尺寸DN1520253240506580100125150200250300350400Lmm130150160180200230290310350400480600650750850950Hmm200243253280312321325355415460510700975111512501380Wmm1201401601602002002402402803203605606007008009002.5MPa主要外形和连接尺寸尺寸DN1520253240506580100125150200250300350400Lmm130150160180200230290310350400480600650750850950Hmm200243253280312321325355415460510700975111512501380Wmm120140160160200200240240280320360560600700800900