API 6A

《API 6A-2018（第21版）井口装置和采油树设备规范(中文翻译) API SPECIFICATION 6A TWENTY-FIRST EDITION, NOVEMBER 2018》由会员分享，可在线阅读，更多相关《API 6A-2018（第21版）井口装置和采油树设备规范(中文翻译) API SPECIFICATION 6A TWENTY-FIRST EDITION, NOVEMBER 2018（412页珍藏版）》请在凡人图书馆上搜索。

1、 Specification for Wellhead and Tree Equipment 井口 装置 和采 油树 设备 API SPECIFICATION 6A TWENTY-FIRST EDITION, NOVEMBER 2018 API 6A 规 范第 21 版,2018 年 11 月 API MONOGRAM PROGRAM EFFECTIVE DATE: NOVEMBER 2019 API 会标程序生效 日期:2019 年 11 月 energy AMERICAN PETROLEUM INSTITUTE 美国石油 学会 Special Notes 特别说明 API publicat

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13、 。 Copyright 2018 American Petroleum Institute iii Foreword 前言 Nothing contained in any AP I publication is to be construed as granting any right, by implication or otherwise , for the manufacture, sale, or use of any method, apparatus, or product covered by letters patent. Neither should anything c

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22、发行。 Suggested revisions are invited and should be submitted to the Standards Department, API, 1220 L Street, NW, Washington, DC 20005, standardsapi.org . 欢迎提出修改意见，并请提交美国石油学会标准部，地址： 1220 L Street ，NW ，Washington ，DC20005 ，standardsapi.org 。 iv Contents 目录 1 Scope范围 . 1 2 Normative References规 范性引用 文件

23、 . 1 3 Terms, Definitions, Abbreviated Terms, and Symbols 术语、定义 和缩略 语 . 4 3.1 Terms and Definitions术语 和 定义 . 4 3.2 Abbreviated Terms 缩写 . 15 3.3 Symbols 缩 略语 . 16 4 Application and Performance 应 用和性能 . 17 4.1 Applicability 应用 . 17 4.2 Performance RequirementsGeneral性能要求-总则 . 22 4.3 Service Condition

24、s工况 . 22 4.3.1 Pressure Ratings额定压力 . 22 4.3.2 Temperature Ratings 温 度范围 . 23 4.3.3 Material Classes 材 料级别 . 23 4.3.4 Product Specification Level产品规范级 别 . 25 5 Design设计 . 26 5.1 Design Methods 设计方法 . 26 5.1.1 End and Outlet Connectors端部和出口 连接 . 26 5.1.2 Hangers, Back-pressure Valves, Lock Screws, an

25、d Stems悬挂器/背压阀,缩紧 螺丝和阀 杆 . 27 5.1.3 Bodies, Bonnets, and Other End Connectors本体/ 阀盖/ 和其他端部连接 . 27 5.1.4 Other Parts 其他零件 . 28 5.1.5 Equipment-specific Requirements 设 备指定要求 . 28 5.2 Design Tolerances 设 计公差 . 28 5.3 Design Documentation设计文件 . 28 5.4 Design Review and Verification设计评审 和验证 . 28 5.5 Desi

26、gn Validation设计确认 . 28 6 Materials 材料 . 28 6.1 General 总则 . 28 6.2 Written Specifications 书 面规范 . 29 6.2.1 Applicability 应用 . 29 6.2.2 Metallic Requirements 金 属材料要求 . 29 6.2.3 Nonmetallic Requirements非金属材料 要求 . 29 6.3 Bodies, Bonnets, and End and Outlet Connectors本体/阀盖/ 和端部和 出口 连接 . 30 6.3.1 Materia

27、ls 材料 . 30 6.3.2 Material Qualification Testing材料鉴 定试验 . 31 6.3.3 Processing 工艺 . 33 6.3.4 Heat-treating热处理 . 33 6.3.5 Chemical Composition 化 学成分 . 34 6.4 Qualification Test Coupons质量鉴定试 样 . 35 6.4.1 General总则 . 35 6.4.2 Equivalent Round 等 效圆 . 36 6.4.3 Processing工艺 . 38 6.4.4 Material Qualification

28、材料鉴定 . 39 6.5 Production Heat-treating Equipment热处理生 产设备 . 40 6.5.1 General 总则 . 40 6.5.2 Instrument Accuracy 仪表精度 . 40 6.5.3 Instrument Calibration 仪 表校准 . 40 6.5.4 Production Type EquipmentBatch-type Furnaces 生产型设备- 分批炉 . 40 6.5.5 Production Type EquipmentContinuous-type Furnaces生产型设备- 连续 炉 . 41 7

29、 Welding焊接 . 41 7.1 General总则 . 41 7.2 Nonpressure-containing Welds Other Than Weld Overlays堆焊以外的非承压 焊接 . 41 7.2.1 Welding Procedure/Performance 焊 接工艺/ 性能 . 41 7.2.2 Application 应用. 42 7.3 Pressure-containing Fabrication Welds 承 压件组焊 . 42 7.3.1 General 总则 . 42 7.3.2 Joint Design 焊 缝设计 . 42 7.3.3 Materials材料 . 42 7.3.4 Welding Procedure Qualifications焊接工艺评定 . 42 7.3.5 Welder Performance Qualification焊工资质 评定 . 44 7.3.6 Welding Requirements 焊 接要求 . 44 7.3.7 Post-weld Heat-treatment 焊后热处理 . 45 7.3.8 Welding Controls焊接控制 .