API闸阀适用于石油、化工、火力电站等各种工况的管路上，切断或接通管路介质。通过选用 不同的材质适用介质为：水、油品、蒸汽、弱酸碱溶液。操作方式有：手动、齿轮传动、电动、气动等。该闸阀结构简单，操作方便，性能好，使用寿命长，是我厂改进产品应用规范1、设计制造按GB12234-892、结构长度按GB12221-893、法兰尺寸按JB/T79-944、阀门检查和试验按GB13927性能规范型号公称压力(MPa)实验压力工作温度(℃)适用介质强度水（MPa）密封（水）空气（MPa）低压密封空气（MPa）ZAH-16CZ41W-16P(R)1.62.41.80.6≤200硝酸类Z41W-25P(R)2.53.82.80.6≤200醋酸类Z41W-40P(R)4.06.04.40.6≤200硝酸类Z41W-60P(R)6.49.67.00.6≤200醋酸类主要零件材质阀体/阀盖ZGICr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12M02TiZG00Cr17Ni14M02WCB零件名称ZGICr18Ni9Tit系列ZG00Cr18Ni10系列ZG1Cr18Ni12M02Ti系列ZG00Cr17Ni14M02系列WCB系列闸板ZGICr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12M02TiZG00Cr17Ni14M021Cr13阀杆1Cr18Ni9Ti00Cr18Ni101Cr18Ni12M02Ti00Cr17Ni14M021Cr13填料PTFE编织PTFE编织PTFE编织PTFE编织石墨垫片304L＋PTFE304L＋PTFE316＋PTFE316L＋PTFE石墨压盖ZGICr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12M02TiZG00Cr17Ni14M02系列WCB填料压环1Cr18Ni9Ti00Cr18Ni101Cr18Ni12M02Ti00Cr17Ni14M021Cr13螺栓1Cr17Ni21Cr17Ni21Cr17Ni21Cr17Ni235CrMoA螺母1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti451.6MPa主要连接尺寸尺寸DN1520253240506580100125150200250300350400450500600Lmm130150160180200250265280300325350400450500550600650700800Hmm1751802102103503583734355006146748181225141516301780205021812599Wmm1801802002002002402402803203603604004505005006007207207202.5MPa主要连接尺寸尺寸DN1520253240506580100125150200250300350400450500600Lmm130150160180200250265280300325350400450500550600650700800Hmm1751802102103503583734355006146748181225141516301780205021812599Wmm1801802002002002402402803203603604004505005006007207207204.0MPa主要连接尺寸尺寸DN1520253240506580100125150200250300350400Lmm130150160180200250280310350400450550650750850950Hmm1751802102103503583734355006146748181225141516301780Wmm1801802002002002402402803203603604004505005006006.4MPa主要连接尺寸尺寸DN1520253240506580100125150200250300350400Lmm170190210230240250280320350400450550650750850950Hmm175180210230350359373435500614674818970114512801450Wmm12012014016020024028032036040040045056064080080010.0MPa主要连接尺寸尺寸DN1520253240506580100125150200250Lmm170190210230240250280310350400450550650Hmm175180210230350359373435500614674818970Wmm12012016018024028032036040045056064072016.0MPa主要连接尺寸尺寸DN1520253240506580100125150200Lmm170190210230240300340390450525600750Hmm175180210230350359373435500614674818Wmm120120140160200240280320360400400450