美标安全阀选型样本Product catalog of safety reliefvalves企业简介Brief introduction艾逊（ＡＩＸＵＮ）是设备维护、修理和运作（ＭＲＯ）工业品分销商。

我们与众多行业客户携手，开发面向未来的（ＭＲＯ）工业品采购解决方案，促进中国客户业务发展，改进地球资源的使用方式和效率。

艾逊（ＡＩＸＵＮ）（ＭＲＯ）工业品分销是由众多企业股东联合组建而成，于２００６年１２月成立上海艾逊实业有限公司，并开始了中国市场供应链的整合，２００８年１月启动（ＭＲＯ）工业品分销。

目前艾逊（ＡＩＸＵＮ）在上海、目前艾逊（ＡＩＸＵＮ）在上海、北京、天津、江苏、浙江已建立多个生产、仓储基地，生产及销售的产品涵盖了管路系统、电路系统、传动系统、工矿零部件四大类１０万余种商品，我们所提供的国内外品牌工业产品确保最大程度满足客户的选择需求，帮助他们的设施正常运作，并努力使他们节省采购时间和降低他们的采购成本。

　Ｈａｎｄ　ｉｎ　ｈａｎｄ　ｗｉｔｈ　ｏｕｒ　ｃｕｓｔｏｍｅｒｓ　ｉｎ　ｍａｎｙ　ｉｎｄｕｓｔｒｉｅｓ　ｔｏ　ｄｅｖｅｌｏｐ　ｆｕｔｕｒｅ－ｏｒｉｅｎｔｅｄ　（ＭＲＯ）　ｉｎｄｕｓｔｒｉａｌ　ｐｒｏｃｕｒｅｍｅｎｔ　ｓｏｌｕｔｉｏｎ，　ｔｏ　ｐｒｏｍｏｔｅ　Ｃｈｉｎａ＇ｓ　ｃｕｓｔｏｍｅｒ　ｂｕｓｉｎｅｓｓ　ｄｅｖｅｌｏｐｍｅｎｔ　ａｎｄ　ｉｍｐｒｏｖｅｍｅｎｔ　ｏｆ　ｔｈｅ　Ｅａｒｔｈ＇ｓ　ｒｅｓｏｕｒｃｅｓ　ｕｓａｇｅ　ａｎｄ　ｅｆｆｉｃｉｅｎｃｙ．　ＡｉＸｕｎ　（ＭＲＯ）　ｉｎｄｕｓｔｒｉａｌ　ｄｉｓｔｒｉｂｕｔｉｏｎ　ｏｆ　ｔｈｅ　ｓｈａｒｅｈｏｌｄｅｒｓ　ｂｙ　ｔｈｅ　ｎｕｍｂｅｒ　ｏｆ　ｃｏｍｐａｎｉｅｓ　ｆｏｒｍｅｄ　ａ　ｊｏｉｎｔ　ｆｏｒｍｅｄ　ｉｎ　Ｄｅｃｅｍｂｅｒ　２００６　ｏｎ　ｔｈｅ　Ｈａｉ　Ｙｉ　Ｘｕｎ　Ｉｎｄｕｓｔｒｉａｌ　Ｃｏ．，　Ｌｔｄ．　ｗａｓ　ｅｓｔａｂｌｉｓｈｅｄ　ａｎｄ　ｂｅｇａｎ　ｔｈｅ　ｉｎｔｅｇｒａｔｉｏｎ　ｏｆ　ｔｈｅ　ｓｕｐｐｌｙ　ｃｈａｉｎ　ｉｎ　Ｃｈｉｎａ，　ｉｎ　Ｊａｎｕａｒｙ　２００８　ｌａｕｎｃｈｅｄ　（ＭＲＯ）　ｉｎｄｕｓｔｒｉａｌ　ｄｉｓｔｒｉｂｕｔｉｏｎ．　Ｃｕｒｒｅｎｔｌｙ　ＡｉＸｕｎ　（ＡＩＸＵＮ）　ｉｎ　Ｓｈａｎｇｈａｉ，　Ｂｅｉｊｉｎｇ，　Ｔｉａｎｊｉｎ，　Ｊｉａｎｇｓｕ，　Ｚｈｅｊｉａｎｇ　ｈａｓ　ｅｓｔａｂｌｉｓｈｅｄ　ａ　ｎｕｍｂｅｒ　ｏｆ　ｐｒｏｄｕｃｔｉｏｎ，　ｓｔｏｒａｇｅ　ｂａｓｅ，　ｐｒｏｄｕｃｔｉｏｎ　ａｎｄ　ｓａｌｅｓ　ｏｆ　ｐｒｏｄｕｃｔｉｏｎ，　ｓｔｏｒａｇｅ　ｂａｓｅ，　ｐｒｏｄｕｃｔｉｏｎ　ａｎｄ　ｓａｌｅｓ　ｏｆ　ｐｒｏｄｕｃｔｓ　ｃｏｖｅｒｅｄ　ｐｉｐｉｎｇ　ｓｙｓｔｅｍｓ，　ｅｌｅｃｔｒｉｃａｌ　ｓｙｓｔｅｍｓ，　ｔｒａｎｓｍｉｓｓｉｏｎ，　ｍｉｎｉｎｇ　ｐａｒｔｓ　ｆｏｕｒ　ｃａｔｅｇｏｒｉｅｓ　１００，０００　ｋｉｎｄｓ　ｏｆ　ｃｏｍｍｏｄｉｔｉｅｓ，　ｗｅ　ｐｒｏｖｉｄｅ　ｄｏｍｅｓｔｉｃ　ａｎｄ　ｉｎｔｅｒｎａｔｉｏｎａｌ　ｂｒａｎｄｓ　ｏｆ　ｉｎｄｕｓｔｒｉａｌ　ｐｒｏｄｕｃｔｓ　ｔｏ　ｅｎｓｕｒｅ　ｍａｘｉｍｕｍ　ｃｈｏｉｃｅ　ｔｏ　ｍｅｅｔ　ｃｕｓｔｏｍｅｒ　ｎｅｅｄｓ，　ｈｅｌｐｉｎｇ　ｔｈｅｍ　ｔｏ　ｔｈｅ　ｎｏｒｍａｌ　ｏｐｅｒａｔｉｏｎ　ｏｆ　ｔｈｅ　ｆａｃｉｌｉｔｉｅｓ　ａｎｄ　ｗｏｒｋ　ｔｏ　ｅｎａｂｌｅ　ｔｈｅｍ　ｔｏ　ｓａｖｅ　ｔｉｍｅ　ａｎｄ　ｒｅｄｕｃｅ　ｔｈｅｉｒ　ｐｕｒｃｈａｓｉｎｇ　ｐｒｏｃｕｒｅｍｅｎｔ　ｃｏｓｔｓ．　PRODUCT CONTENTS产品目录安全阀型号说明Establishment method of safetyrelief valve model (3)API安全阀API safetyrelief valve (4)安全阀选型API safetyrelief valve sizing (5)K/C数据表K/C Datasheet (6)API安全阀结构图API safetyrelief valve drawing of setting data (7)KSO/KSB系列KSO/KSB Series (8)KSXD系列KSXD Series (12)KSXY系列KSXY Series (18)KSGS系列KSGS Series (19)KSNJ系列KSNJ Series (21)质量服务承诺Commitment on quality service (24)安全阀型号说明Establishment method of Safetyrelief valve model普通式Ordinary type波纹管式Bellows type先导式Pilot operated泄压式Pressure relief蒸汽式Steam service保温夹套式Jacket1类型代号code of typeKSO KSB KSXD KSXY KSGS KSNJ 150300600900150025002进口法兰磅级代号code of inlet flange class0103060915251503003出口法兰磅级代号code of outlet flange class0103WCBWC6CF8CF8M CF3M MonelMonel/WCBHast.C4阀体材料代号code of materials for valve bodyCC C6S SM SL M Mc H带螺塞螺纹式screwed with Plug杠杆式Lifting lever 带螺塞的封闭杠杆式packed lifting lever with plug5阀帽型式代号code of cap typeB (A42)C (A48)E (A44)说明Note:型号编制Model explanation如一蒸汽安全阀，阀体材料为WCB，进口法兰压力级为300Lb,出口法兰压力级为150Lb ，其型号编制为：KSGS-0301-C 。

通常情况下，写为KSGS03C 。

T ake a WCB Steam service safety valve with inlet flange class 300Lb ,outlet flange class 150Lb the model should be like this KSGS-0301-C .Normally written as KSGS03C .API 安全阀API Safety relief valve产品采用标准Technical specification设计依据Design reference API RP520结构长度Structural length API 526连接法兰Flanged ends ASME B16.5a 试验和检验Test &inspectionAPI527注：系列阀门的连接法兰尺寸可按客户要求设计制造。

Note:The dimension of connecting flange can be designed according to customers’requirements.主要零件材料Materials of major parts材料代号Sign of Materials№零件名称accessory nameC C6S SM SL Mc M H 1阀体Body WCB WC6CF8CF8M CF3M WCB Monel Hast.C 2阀座Seat 304/316304/316316316L 316L Monel Monel Hast.C 3调节圈Adjust ring CF8CF8CF8M CF8M CF3M CF8M Monel Hast.C 4阀瓣valve clack304304316316L 316L 630Monel Hast.C 5反冲盘valve clack holder420420*********L 316L Monel Hast.C 6导向套Guide304304304316316L 316Monel Hast.C 7弹簧座Spring seatWCBWCB4204204204204204208弹簧Spring 50CrV A 9阀杆Stem 42010阀盖Bonnet WCBWC6CF8CF8MCF3MWCBMonel Hast.C 11波纹管Bellows316LMonelHast.C注：系列阀门主要零部件及密封面的材质可根据实际工况条件或用户特殊要求设计选用。

Note:Major parts of the valve series and materials of sealing surface differ according to casual working condition and customers’special requirements.性能Performance整定压力偏差：≤±3%The allowable tolerance of the set pressure:≤±3%超过压力：≤10%Overpressure:≤10%起闭压差：≤10%Blow down:≤10%密封性能：符合API 527标准规定Tightness:the valves have good seat tightness,conforms for API 527安全阀选型Safety relief valve sizing1．符号NomenclatureA—流道面积Required effective discharge area，mm²Ps—整定压力Set pressure，MPaPd—排放压力(绝压)Relieving pressure(absolute)，MPaPdr—额定排放压力(绝压)Rated relieving pressure(absolute)，MPaPb—背压(绝压)Back pressure(absolute)，MPaP=P△dr-Pb压差Differential pressure，MPaC—气体特征系数，见表1Constant for gas and vapor which is a function of K，see table lC=520√／(K-1)K—气体绝热指数Specific heat ratioM—气体摩尔质量Molecular weight，Kg/KmolZ—压缩系数Compressibility factorWs—容器安全泄放量Required relieving capacity，Kg／hKb—背压修正系数，Capacity correction factor due to back pressure见附录一表2Kb see figure l on balanced bellows pressure relief valves and see figure20r table20n Conventional pressure relief valves in gas and vapor service对于液体：平衡波纹管式安全阀Kb见图3；普通式安全阀Kb=1。