GB/T 6224.1-1986
Replaced
LD 7-1991
Active
Industry standards-Labor and labor safety
LD 7-1991 Open combined Powered Dust Respirator
LD 7-1991 Open combined Powered Dust Respirator
Price:
$ 30
Basic Information
Standard Code:
LD 7-1991
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Labor protective gear
ICS Name:
Respiratory protective equipment
Publish Date:
1991-08-06
Implement Date:
1992-07-01
Pages:
4 pages
Development Information
Referenced Standards
GB 2811-1989 Safety helmet
GB 2811-2007 Safety helmet
GB 2811-2019 Head protection—Safety helmets
GB/T 2812-1989 Test method for safety helmet
GB/T 2812-2006 Test method for safety helmet
GB/T 3609.1-1994 Equipment for eye and face protection during welding operations
GB/T 3609.1-2008 Occupational eye and face protection—Welding protection—Part 1:Welding protector
GB 4015
GB 6220-1986 Long tube respirators
GB 6220-2009 Respiratory protection—Long tube breathing apparatus
GB 6220-2023 Respiratory protection—Air line respirator
GB 6221-1986 Performance test methods of long tube respirators
LD 6
TJ 36
GB/T 2812-2024 Head protection—General test methods
GB 3609.1-2025 Eye and face protection—Welding protection—Part 1:Welding protector
Related Standards
GB/T 6224.2-1986
Replaced
GB/T 6224.2-1986 Test method for filter efficiency of filtering particle respirator
GB/T 6224.3-1986
Replaced
GB/T 6224.3-1986 Test method for the dead space of filtering particle respirator
GB/T 6224.4-1986
Replaced
GB/T 6224.4-1986 Test method for airflow resistance of respiration of filtering particle respirator
GB 8159-1987
Replaced
GB 8159-1987 Mine filter self rescuer for carbon monoxide
GB/T 8160-1987
Replaced