Standard No.:	GB/T 22512.2-2008
English Name:	Petroleum and natural gas industries - Rotary drilling equiment - Part 2: Threading and gauging of rotary shouldered thread connections
Chinese Name:	石油天然气工业 旋转钻井设备 第2部分：旋转台肩式螺纹连接的加工与测量
Chinese Classification:	E92    Petroleum drilling & production equipment and instrument
Professional Classification:	GB    National Standard
ICS Classification:	75.180.10 75.180.10    Exploratory, drilling and extraction equipment 75.180.10
Source Content Issued by:	AQSIQ; SAC
Issued on:	1984-10-8
Implemented on:	2009-5-1
Status:	valid
Superseding:	GB/T 9253.1-1999 Threads on rotary shouldered connections for petroleum industry GB/T 4749-2003 Petroleum equipment--Thread gages for rotary shouldered connections
Target Language:	English
File Format:	PDF
Word Count:	40000 words
Translation Price(USD):	1200.0
Delivery:	via email in 1~3 business day

GB/T 22512的本部分规定了石油天然气工业用旋转台肩式螺纹连接及量规的要求，包括螺纹和螺纹量规的尺寸要求、测量方法、量规规范以及螺纹检测方法和仪器。所述螺纹连接优先用于钻柱构件。
特殊公差、质量、试验、检测和成品要求等补充规定可由有关各方协商确定。
本部分适用于下列优先选用的旋转台肩式螺纹连接设计：
数字（NC）型；
正规（REG）型；
贯眼（FH）型。
以上旋转台肩式螺纹连接均可溯源到有关国际组织提供的量规计量校准系统。