长输管线球阀产品型号：Q(9)346/7F/H产品引用标准：设计与制造：API6D、API608或ANSIB16.34结构长度：ANSI6D、ANSIB16.10法兰标准：ANSIB16.5a压力检验：API6D、API598主要性能规范：公称压力PN(MPa)最高使用压力试验压力(MPa)压力级最高使用压力试验压力(MPa)（MPa）壳体Shell高压液压封低压气密封(Mpa)壳体高压液压封低压气密封1.61.62.41.760.6CLASS1501.942.942.160.62.52.53.752.75CLASS3005.17.675.624.04.06.04.4CLASS60010.215.311.236.46.49.67CLASS90015.12316.8510.010.01511CLASS150025.137.527.5应用规范结构长度按GB12221-89ANSIB16.10法兰尺寸按JB79-59GB9113HG20592-97ANSIB16.5焊接标准按GB12224-89ANSIB16.25检验试验按JB/T9092-99API598适用工况适用介质天然气、液化气、石油等介质适用温度-28℃～≤150℃驱动方式蜗轮传动、气动、电动、气液联动等详细的安装尺寸请参阅《主要外形及连接尺寸表）产品用途：API管线球阀适用于ANSIClass150~900，工作温度-28~300℃的石油、化工、火力电站等各种工况的管路上，切断或接通介质。适用介质为：石油、净化天然气、酸性天然气、煤气、水及煤浆等等介质。操作方式有：手动、涡轮传动、气动、电动、气液联动。产品结构特点：1.阀门中腔停滞的介质由于温度变化而异常升压时，介质压力推动阀座脱离球体，达到自动泄压的效果，卸压后阀座自动复位。2.当万一发生火灾或由于异常升温使阀座密封圈烧损或软化时，阀门操作仍然可靠，同时，阀座与球体形成金属对金属接触，达到暂时密封作用，阻止了火灾进一步扩大，符合APIFA的规定。3.拧开排泄装置可检查阀座是否发生泄露，也可排放中腔滞留物减少介质对阀门的污染。在工作状态下，阀门处于全开或全关时，可更换阀杆部填料函。4.阀座除了一般密封外，特别设置的辅作密封结构，能起到因封圈损伤而出现泄露时的紧急救护作用。5.阀杆部位密封采用PTFR填料和0形圈，特别适用于气体介质。阀杆运动部位采用优质的SF自润滑轴承，使摩擦系统更小，减低操作力矩。主要零件的材料说明：序号No.零件名称Accessoryname材质MaterialGBASTM1阀体BodyWCB、A105A182F3162弹簧Spring60Si2Mn3163密封圈SealingRing增强聚四氟乙烯RPTFE4垫片Gasket柔性石墨+不锈钢Graphite+stainlesssteel柔性石墨+316Graphite+3165排污螺塞上Blowoffscrew253166"O"型密封圈"O"Ring橡胶Rubber橡胶Rubber7底盖BottomcoverA1053168螺钉Screwnial353169阀杆Stem2Cr13+镀镍磷2Cr13+nicklecoatedphosphorus31610滑动轴承Slidingbearing不锈钢+PTFEPTFE&stainlesssteel316+PTFE11球体BallA105+镀镍磷A182F31612阀座SeatA105+镀镍磷31613螺柱Stud35CrMoA31614螺母Nut3531615压套CoverA10531616填料StuffingPTFEPTFE17填料压盖GlandWCBA216-WCB18键Key45316主要外形尺寸：公称通径NPS2\"3\"4\"6\"8\"10\"12\"14\"16\"18\"20\"DN5080100150200250300350400450500d1517610215220325430537387438489LRF216283305403502586648762838914991BW216283305457521559635762838914991H1100110130175210274305340395440470H165190200270300380420450530560605W400700850600600600800800800800800E11611616171171257257257F350350350420420500500500Class400主要连接尺寸公称通径NPS2\"3\"4\"6\"8\"10\"12\"14\"16\"18\"20\"DN5080100150200250300350400450500d1517610215220325430537387438489LRF2923564064955976737628269029781054BW2953594104986006767658299059781060H1100120140185220270310345410440480H180200210290320380430450550580630W400700850600600600800800800800800E11611616171171257257257F350350350420420500500500Class600主要连接尺寸公称通径NPS2\"3\"4\"6\"8\"10\"12\"14\"16\"18\"20\"DN5080100150200250300350400450500d1517610215220325430537387438489LRF29235643255966078783888999110921194BW29535943556266479184189299410951200RTJ2923564325596607878388899911921194H1110120140185220270310345410440480H180200210290320380430450550580630W4008501000600600800800800800800800E---11611617117117115083123F---350350500420420580650735Class900主要连接尺寸公称通径NPS2\"3\"4\"6\"8\"10\"12\"14\"16\"18\"20\"DN5080100150200250300350400450500d15176102152203254305324375425473LRF＆BW3683814576107378389651029113012191334RTJ371384466137408419681038114012191334H1135158190200250285350400480530580H190200230300375420460530600640700W600600600600800800800800800800800E1161161161711718383123123180180F350350350420420650650735735735735Class1500主要连接尺寸公称通径NPS2\"3\"4\"6\"8\"10\"12\"14\"16\"20\"DN5080100150200250300350400500d15176102146194241289318362440LRF＆BW3684705467058329911130125713841664RTJ)