Q SYTZ0262-2010法兰连接螺柱尺寸规范

1、Q/SY中国石油天然气股份有限公司企业标准Q/SY TZ 02622010代替Q/CNPC TZ 22-2004 法兰连接螺柱尺寸规范2011 - 04 - 10发布2011 - 05 - 01实施 中国石油天然气股份有限公司塔里木油田分公司发布Q/SY TZ 02622010目次前言II1范围12规范性引用文件13术语及定义14技术要求15尺寸规范2附录A（规范性附录）常用螺栓规格表3附录B（规范性附录）英制裁丝螺栓V型标记槽示意图9附录C（规范性附录）螺栓尺寸示意图10前言本标准依据GB/T 1.1-2009编制。 本标准代替Q/TZ 22-2004法兰连接螺柱尺寸规范。 本标准与Q/TZ

2、 22-2004相比，主要变化如下：修正了部分尺寸规范。增加螺栓及螺帽的材料及性能要求。增加部分法兰规格的螺栓尺寸规范。本标准由塔里木油田公司标准化技术委员会提出。本标准归口单位：质量安全环保处。本标准起草单位：工程技术部。本标准主要起草人：林发权、邹光贵、李军刚、杜锋辉、王晓菊、赵文富。本标准历次版本发布情况为：Q/TZ 121-1996；Q/TZ 22-2004。9法兰连接螺柱尺寸规范1 范围本标准规定了API标准法兰用联结螺栓及螺帽的技术要求。本标准适用于塔里木油田所用API标准法兰用连接螺栓规范，并作为对其尺寸、性能评定、验收的依据。2 规范性引用文件下列文件对于本文件的应用是必不可少

3、的。凡是注日期的引用文件，仅注日期的版本适用于本文件。凡是不注日期的引用文件，其最新版本（包括所有的修改单）适用于本文件。SY/T 5127 井口装置和采油树规范API 6A 井口装置和采油树设备规范ASTM A193/A193M-04b 高温设备用合金钢和不锈钢螺栓材料ASTM A194/A194M-04a 高温和高压设备用碳素钢与合金钢螺栓和螺母的规格3 术语及定义下列术语及定义适用于本文件。3.1 螺栓 bolt用于装配承压件、端部连接或出口端连接的螺纹式紧固件（螺栓、螺母、螺栓和螺钉）。3.2 法兰 flange具有用于连接承压装置的密封机构和螺栓孔以及API规定尺寸的凸缘。4 技术要

4、求4.1 螺杆材料为42CrMo ，满足ASTM A193 B7级要求，其机械性能满足以下要求： a) 螺杆规格M64的机械性能要求：屈服极限 s725MPa强度极限 b863MPa延伸率 516%断面收缩率 50%硬度 24HRC35 b) 螺杆规格M64的机械性能要求：屈服极限 s655MPa强度极限 b795MPa延伸率 516%断面收缩率 50%硬度 24HRC354.2 螺帽材料为45号钢，满足ASTM A194 2H级要求，其硬度为24HRC35。4.3 螺杆上应有B7标识，螺帽上有2H标识。4.4 螺杆的光杆外径应等于螺纹的名义尺寸，栽丝螺栓栽丝端螺纹长度公差为1mm。4.5 螺

5、杆和螺帽上应有规格型号、生产厂家、生产日期的标识。4.6 螺杆和螺帽应经发黑处理。4.7 英制栽丝螺栓两端和螺帽应加工正三角形V型槽，以示区别公制螺栓和螺帽，V形槽的位置及尺寸参见附录D。5 尺寸规范5.1 公制栽丝螺栓规格，见表A.1。5.2 英制栽丝螺栓规格，见表A.2。5.3 公制双头螺栓规格，见表A.3。5.4 表中字母的意义，参见附录B、附录C。AA附录A （规范性附录）常用螺栓规格表常用螺栓种类主要有：公制栽丝螺栓（见表A.1）、英制栽丝螺栓（见表A.2）和公制双头螺栓（见表A.3）。表A.1 公制栽丝螺栓规格单位：mm序号法兰规格螺栓规格螺母规格扭矩Mdp-lb1（1）b2smk

6、N.m152(2 1/16)-14MPaM162-85223522180.153221MPaM222.5-110294030240.424335MPaM222.5-110294030240.424470MPaM202.5-100273527220.2665105MPaM222.5-115294530240.4246140MPaM303-150385041320.929765(2 9/16)-14MPaM202.5-100274527220.266821MPaM273-125345036280.643935MPaM273-125345036280.6431070MPaM222.5-1152945

7、30240.42411105MPaM273-130345036280.64312140MPaM333-165415546351.2921378(3 1/16)-70MPaM273-130345036280.64314105MPaM303-145385041320.92915140MPaM363-180446050381.7371680(3 1/8)-14MPaM202.5-100274027220.2661721MPaM222.5-110294030240.4241835MPaM303-140385541320.92919103(4 1/16)-14MPaM222.5-110294030240

8、.4242021MPaM303-140385541320.9292135MPaM333-150415546351.2922270MPaM303-145385041320.92923105MPaM363-170446050381.73724140MPaM453-215537060473.65425180(7 1/16)-14MPaM273-125344536280.6432621MPaM303-145385541320.9292735MPaM363-185446050381.7372870MPaM393-205476555412.27229105MPaM393-220476555412.272表

9、A.1（续）序号法兰规格螺栓规格螺母规格扭矩Mdp-lb1b2smkN.m30140MPaM523-290588070525.50531230(9)-14MPaM303-145385541320.9293221MPaM363-165446050381.7373335MPaM423-210507055442.913470MPaM393-225477555412.27235105MPaM483-265567565504.51636280(11)-14MPaM333-155415546351.2923721MPaM363-170446050381.7373835MPaM483-24056756550

10、4.5163970MPaM453-255537560473.65440105MPaM523-310588070525.50541140MPaM703-38074100906814.54942346(13 5/8)-14MPaM333-165416546351.2924321MPaM363-180446550381.7374435MPaM423-230508555442.9094570MPaM483-290568565504.51646105MPaM583-340658577585.50547430 (16 3/4)-35MPaM483-245567565504.5164870MPaM483-2

11、90568565504.51649527(20 3/4)-21MPaM523-245588570525.50550540(21 1/4)-14MPaM423-210508555442.915135MPaM523-310588570525.5055270MPaM643-390698585655.51653680(26 3/4)-14MPaM453-240538060473.6545421MPaM523-285588570525.505表A.2 英制栽丝螺栓规格单位：mm序号法兰规格螺栓规格螺母规格扭矩Mdp-lb1b2smkN.m152(2 1/16)-14MPa5/811-8522352218

12、0.153221MPa7/89-110294030240.424335MPa7/89-110294030240.424470MPa3/410-100273527220.2665105MPa7/89-115294530240.4246140MPa1 1/88-150385041320.929765(2 9/16)-14MPa3/410-100274527220.266821MPa18-125344036280.643935MPa18-125345036280.6431070MPa7/89-115294530240.42411105MPa18-130345036280.64312140MPa1 1

13、/48-165415546351.2921378(3 1/16)-70MPa18-130345036280.64314105MPa1 1/88-145385041320.92915140MPa1 3/88-180446050381.7371680(3 1/8)-14MPa3/410-100274027220.2661721MPa7/89-110294030240.4241835MPa1 1/88-140385541320.92919103(4 1/16)-14MPa7/89-110294030240.4242021MPa1 1/88-140385541320.9292135MPa1 1/48-

14、150415546351.2922270MPa1 1/88-145385041320.92923105MPa1 3/88-170446050381.73724140MPa1 3/48-215537060473.65425180(7 1/16)-14MPa18-125344536280.6432621MPa1 1/88-145385541320.9292735MPa1 3/88-185446050381.7372870MPa1 1/28-205476555412.27229105MPa1 1/28-220476555412.27230140MPa28-290588070525.50531230(

15、9)-14MPa1 1/88-145385541320.9293221MPa1 3/88-165446050381.7373335MPa1 5/88-210507055442.913470MPa1 1/28-225477555412.27235105MPa1 7/88-265567565504.51636280(11)-14MPa1 1/48-155415546351.292表A.2（续）序号法兰规格螺栓规格螺母规格扭矩Mdp-lb1b2smkN.m3721MPa1 3/88-170446050381.7373835MPa1 7/88-240567565504.5163970MPa1 3/48

16、-255537560473.65440105MPa28-310588070525.50541140MPa2 3/48-38074100906814.54942346(13 5/8)-14MPa1 1/48-165416546351.2924321MPa1 3/88-180446550381.7374435MPa1 5/88-230508555442.9094570MPa1 7/88-290568565504.51646105MPa2 1/48-340658577585.50547430 (16 3/4)-35MPa1 7/88-245567565504.5164870MPa1 7/88-290

17、568565504.51649527(20 3/4)-21MPa28-245588570525.50550540(21 1/4)-14MPa1 5/88-210508555442.915135MPa28-310588570525.5055270MPa2 1/28-390698585655.51653680(26 3/4)-14MPa1 3/48-240538060473.6545421MPa28-285588570525.505表A.3 公制双头螺栓规格单位：mm序号法兰规格螺栓规格螺母规格扭矩Mdp-lbsmkN.m152(2 1/16)-14MPaM162-1153022180.15322

18、1MPaM222.5-1603530240.424335MPaM222.5-1603530240.424470MPaM202.5-1423527220.2665105MPaM222.5-1603530240.4246140MPaM303-2185041320.929765(2 9/16)-14MPaM202.5-1323527220.266821MPaM273-1724036280.643935MPaM273-1724036280.6431070MPaM222.5-1603530240.42411105MPaM273-1844036280.64312140MPaM33*3-2405046351

19、.2921378(3 1/16)-70MPaM273-1844036280.64314105MPaM303-2045041320.92915140MPaM363-2606050381.7371680(3 1/8)-14MPaM202.5-1423527220.2661721MPaM222.5-1603530240.4241835MPaM303-1945041320.92919103(4 1/16)-14MPaM222.5-1603530240.4242021MPaM303-1855041320.9292135MPaM333-2125046351.2922270MPaM303-216454132

20、0.92923105MPaM363-2465050381.73724140MPaM453-3187060473.65425180(7 1/16)-14MPaM273-1854036280.6432621MPaM303-2104541320.9292735MPaM363-2765550381.7372870MPaM393-3006055412.27229105MPaM393-3326055412.27230140MPaM523-4507570525.50531230(9)-14MPaM303-2104541320.9293221MPaM363-2355550381.7373335MPaM423-3106555442.913470MPaM393-3426055412.27235105MPaM483-4047565504.51636280(11)-14MPaM333-2305046351.2923721MPaM363-2505550381.737表A.3（续）序号法兰规格螺栓规格螺母规格