GB/T 20409-2018 Active National standards

GB/T 20409-2018 Seamless multi-rifled steel tubes for high-pressure boiler

Publish Date: 2018-05-14 Implement Date: 2019-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 20409-2018

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: \nSteel pipes, cast iron pipes

ICS Name: Special-purpose pipe steel

Publish Date: 2018-05-14

Implement Date: 2019-02-01

Pages: 20 pages

Scope

This standard specifies the classification and designations, order content, dimensions, appearance and weight, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates of internal threaded seamless steel tubes used in high-pressure boilers. This standard applies to the manufacture of cold-drawn or cold-rolled internal threaded seamless steel tubes (hereinafter referred to as internal threaded tubes) used in high-pressure and higher-pressure boilers.