GB/T 3420-1982
Replaced
T/GDSS 017-2025
Active
Group standards
T/GDSS 017-2025 Warm air conditioning water system using stainless steel welded steel pipes
T/GDSS 017-2025 Warm air conditioning water system using stainless steel welded steel pipes
Price:
$ 20.00
Basic Information
Standard Code:
T/GDSS 017-2025
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Dental instruments, equipment, and materials
ICS Name:
Iron pipes and steel pipes
Publish Date:
2025-10-12
Implement Date:
2026-01-01
Scope
This document specifies the classification, designation, and marking, weight, manufacturing methods, and delivery status, technical requirements, test methods, inspection rules, labeling, packaging, and quality certificates of stainless steel welded steel pipes used in HVAC water systems. This document applies to the manufacture and acceptance of stainless steel welded steel pipes used in HVAC water systems with a nominal pressure not exceeding PN25 and a nominal size not exceeding DN600.
Development Information
Related Standards
GB/T 3421-1982
Abolished
GB/T 3421-1982 Cast-iron pressure pipe centrifugally cast in sand-lined molds
GB/T 3422-1982
Replaced
GB/T 3422-1982 Cast-iron pressure pipe made by continuous casting process
GB/T 6483-1986
Replaced
GB/T 6483-1986 Soft mechanical joint grey cast iron pipe
GB/T 8714-1988
Replaced
GB/T 8714-1988 Grey cast iron pipes with rubber ring of ladder-lip-shaped
GB/T 8715-1988
Replaced