GB/T 2550-1992 Specification for hose for equipment for gas welding, cutting and related processes—Oxygen rubber hose

GB 2550-1981

GB/T 2550-2007 Gas welding equipment—Rubber hose for welding, cutting and allied processes

GB 1189 GB/T 528-1998 Rubber,vulcanized or thermoplastic—Determination of tensile stress-strain properties GB/T 528-2009 Rubber,vulcanized or thermoplastic—Determination of tensile stress-strain properties GB/T 3512-2001 Rubber, vulcanized or thermoplastic—Accelerated ageing and heat resistance tests—Air-oven method GB/T 3512-2014 Rubber, vulcanized or thermoplastic—Accelerated ageing and heat resistance tests—Air-oven method GB/T 5563-1994 Rubber and plastics hoses and hose assemblies—Hydrostatic testing GB/T 5563-2006 Rubber and plastics hoses and hose assemblies—Hydrostatic testing GB/T 5563-2013 Rubber and plastics hoses and hose assemblies—Hydrostatic testing GB/T 9576-2001 Rubber and plastics hose and hose assemblies—Guide to selection,storage,use and maintenance GB/T 9576-2013 Rubber and plastics hoses and hose assemblies—Guidelines for selection,storage,use and maintenance GB/T 9576-2019 Rubber and plastics hoses and hose assemblies—Guidelines for selection,storage,use and maintenance GB/T 9577-2001 Rubber and plastics hose and hose assemblies—Rules for marking,package and transportation GB/T 5563-2025 Rubber and plastics hoses and hose assemblies—Hydrostatic testing

ISO 3821-1977