GB/T 1921-2004 Replaced National standards

GB/T 1921-2004 Parameters for industrial steam boilers

Publish Date: 2004-01-06 Implement Date: 2004-06-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 1921-2004

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: The boiler and its auxiliary equipment

ICS Name: Boilers and heat exchangers

Publish Date: 2004-01-06

Implement Date: 2004-06-01

Pages: 8 pages

Development Information

Word Count: 5 Thousand words Pages: 8 pages

Replace the following standards

GB 1921-1988

Superseded by the following standards

GB/T 1921-2025 Specification for industrial boilers

Related Standards

GB/T 10656-1989 Replaced

GB/T 10656-1989 Analytical methods for boiler water and cooling water—Determination of zinc ion—Zincon spectrophotometry

Publish Date: 1989-03-22

GB/T 10657-1989 Abolished

GB/T 10657-1989 Analytical methods for boiler water and cooling water—Determination of zinc in prefilming liquid containing phosphorus and zinc—Complexometric titration

Publish Date: 1989-03-22

GB/T 10658-1989 Abolished

GB/T 10658-1989 Analytical methods for boiler water and cooling water—Determination of iron in prefilming liquid containing phosphorus and zinc—Sulphosalicylic acid spectrophotometry

Publish Date: 1989-03-22

GB/T 11943-1989 Replaced

GB/T 11943-1989 Boiler drawings

Publish Date: 1989-12-21

GB/T 13638-1992 Replaced

GB/T 13638-1992 Water level control and alarm devices for industrial boilers

Publish Date: 1992-08-29

GB/T 14415-1993 Replaced

GB/T 14415-1993 Analysis of water used in boiler and cooling system—Determination of solids matter

Publish Date: 1993-04-24