GB/T 33488.4-2017

Active

Test method of pressure equipments of thermoplastics welded for chemicals—Part 4:Ultrasonic examination

化工用塑料焊接制承压设备检验方法第4部分：超声检测

Standard Type

GBT

ICS

71.120

CCS

G94

Status

Active

Issue Date

2017-02-28

Implementation

2017-09-01

Centralized Committee

中国石油和化学工业联合会

Issuing Authority

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Application Summary AI generated

This standard specifies the ultrasonic examination method for detecting internal defects in pressure equipment made from welded thermoplastics used in the chemical industry. It is applied during manufacturing and in-service inspection of chemical storage tanks, piping, and reactors to ensure weld integrity and prevent leakage or failure under pressure.

Related Standards

GB/T 9842-2004 Specification for urea reactor GB/T 10476-2004 Specifications for urea high pressure condenser GB/T 9843-2004 Specifications for urea high pressure scrubber GB/T 12783-2000 Editorial nominating method for the modeldesignation of rubber and plastics machinery GB/T 16480.3-1996 Methods for chemical analysis of yttrium and yttrium oxide--Determination of fluorine content GB/T 13756-1992 Three-column centrifuge--Types and basic parameters GB/T 10606.5-1989 Terminology of air separation plant--Expansion turbine GB/T 10606.4-1989 Terminology of air separation plant--Cryogenic liquid storage and transportation equipment

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.