GB 4065-1983
Active
GB 3446-2013
Active
National standards
force_standard
GB 3446-2013 Siamese connection
GB 3446-2013 Siamese connection
Basic Information
Standard Code:
GB 3446-2013
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
yes
CCS Name:
Fire-fighting equipment and materials
ICS Name:
Fire extinguishing
Publish Date:
2013-09-18
Implement Date:
2014-08-01
Pages:
8 pages
Scope
This standard specifies the terms and definitions, classification, technical requirements, test methods, inspection rules, and marking and packaging of fire pump couplings.
This standard applies to various fire pump couplings in fire protection pipelines.
Development Information
Replace the following standards
Referenced Standards
GB/T 197-2003 General purpose metric screw threads—Tolerances
GB/T 1176-1987 Specification for cast copper alloys
GB/T 1348-2009 Spheroidal graphite iron castings
GB/T 2100-2002 Corrosion-resistant steel castings for general applications
GB/T 7306.2-2000 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads—Part 2:Taper internal and external threads
GB/T 9439-2010 Grey iron castings
GB 12514.2-2006 Fire coupling—Part 2:Patterns and basic parameters for fire snap-types coupling
GB/T 7307-2001 Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads
GB 12514.1-2005 Fire coupling—Part 1:General technical conditions for fire coupling
Related Standards
GB 4399-1984
Replaced
GB 4399-1984 Portable carbon dioxide fire extinguishers
GB 4401-1984
Replaced
GB 4401-1984 Portable soda-acid fire extinguishers
GB 4396-1984
Replaced
GB 4396-1984 Fire extinguishing agent—carbon dioxide
GB 6051-1985
Active
GB 6051-1985 Fire extinguishing agent of bromotrifluoromethane
GB/T 5907-1986
Replaced