HGT21631-1990钢制有缝对焊管件.pdf

HGT21631-1990钢制有缝对焊管件.pdf

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1、UDC中华人民共和国行业标准HHG/T21631-1990钢制有缝对焊管件1991-02-01发布1991-05-01实施中华人民共和国化学工业部发布通知根据国家石油和化学工业局、国家质量技术监督局和建设部关于规范使用标准代号的通知精神,经过清理整顿,并按照领导部门关于转化标准代号的规定,把原HGJ528-90标准号转化为HG/T21631-1990。凡在本标准内容中出现的标准号“HGJ528-90",均应理解己转化为“HG/T21631-1990",即原标准号HGJ528-90已注销,代之为新标准号HG/T2163

2、1-1990。请各使用单位及有关人员遵照执行。特此通知。全国化工工程建设标准编辑中心中华人民共和国行业标准钢制有缝对焊管件HG/T21631一1990主编单位:化工部化工工艺配管设计技术中心站批准单位:中华人民共和国化学工业部实施日期:一九九一年五月一日全国化工工程建设标准编辑中心(原化工部工程建设标准编辑中心)2002北京前言根据化工部基建司的安排,由化工部化工工艺配管设计技术中心站组织编制化工工艺配管设计专业的设计标准和技术规定,作为指导工艺配管设计和制造的部颁指令性技术文气《钢制有缝对焊管件,对等径三通,异径三

3、通、弯头、异径管和成品试验、验收、包装等作了规定。本标准由化工部化工工艺配管设计技术中心站封淑元主编,唐士选校核,夏德楷审毓本标准在编制过程中进行了广泛的调查研究,总结了各化工设计单位多年来的设计经脸,经中心站审查定稿、报部审批。各单位在执行本标准过程中,如发现需要修改或补充之处,请将意见和有关资料提供化工部化工工艺况管设计技术中心站,以便今后修订时参考。化工部化工工艺配管设计技术中心站一九九O年十二月目录1总则··············································。······

4、·······················。···········⋯⋯〔扮2等径三通·······,·······································,····································⋯⋯cz)3异径三通··························,·························································⋯⋯(3)4弯头·······························

5、················,··············。·······················⋯⋯C6)5异径管······,·········,······························。··························。··············⋯⋯(7)6公差·...............................................................................................:10)

6、7管件端部坡口···············································································.···一(I1)8技术要求,········································································⋯⋯〔1门9成品试验············‘·········,·······················································

7、···⋯⋯13)护验收······································,························,··························一(14)1标忘及打印···············、·················································。·················,·⋯i4)止包装··············,······,···································

8、················、·················,⋯、巧)s录八V制有缝对焊管件端部壁厚分级表·······,···················,··················,··⋯16)编制说听···········,··························,,··················

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