Standard No.:	GB/T 21267-2024
English Name:	Petroleum and natural gas industries—Procedures for testing casing and tubing connections
Chinese Name:	石油天然气工业 套管及油管螺纹连接试验程序
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:	SAMR; SAC
Issued on:	2024-3-15
Implemented on:	2024-7-1
Status:	valid
Superseding:	GB/T 21267-2017 Petroleum and natural gas industries―Procedures for testing casing and tubing connections
Target Language:	English
File Format:	PDF
Word Count:	4000 words
Translation Price(USD):	120.0
Delivery:	via email in 1 business day

GB/T 21267-2024 Petroleum and natural gas industries — Procedures for testing casing and tubing connections 1 Scope This document specifies tests to perform in order to determine the galling tendency, sealing performance and structural integrity of casing and tubing connections. This document is applicable to the evaluation tests of casing and tubing connections. Note: “Casing” and “tubing” apply to the service application and not to the diameter of the pipe. 2 Normative references The following documents contain requirements which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. API RP 5C5:2017 Procedures for testing casing and tubing connections 3 Terms and definitions For the purposes of this document, the terms and definitions given in API RP 5C5:2017 and the following apply. 3.1 near-yield loading effects cyclic growth of plastic strain range in a cyclically softening material at stresses below the material yield strength 3.2 nominal connection performance envelope the manufacturer’s claimed connection performance envelope that is based on the pipe’s specified geometrical and material attributes 4 Supplements to API RP 5C5:2017 4.1 General This document is a supplement to API RPI 5C5:2017 and specifies other requirements in addition to the requirements of API RPI 5C5:2017.

Foreword I 1 Scope 2 Normative references 3 Terms and definitions 4 Supplements to API RP 5C5:2017