GB/T 26121-2010 Flexible rubber joint

JB/T 8870 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 531.1-2008 Rubber,vulcanized or thermoplastic—Determination of indentation hardness—Part 1:Duromerer method(Shore hardness) GB/T 532-1997 Rubber,vulcanized or thermoplastic—Determination of adhesion to textile fabric GB/T 532-2008 Rubber,vulcanized or thermoplastic—Determination of adhesion to textile fabric GB/T 700-1988 Carbon structural steels GB/T 700-2006 Carbon structural steels GB/T 1682-1994 Rubber, vulcanized—Determination of low-temperature brittleness(single test piece method) GB/T 1682-2014 Rubber,vulcanized—Determination of low-temperature brittleness—Single test piece method GB/T 1690-1992 Rubber, vulcanized-Determination of the effect of liquids GB/T 1690-2006 Rubber,vulcanized or thermoplastic—Determination of the effect of liquids GB/T 1690-2010 Rubber,vulcanized or thermoplastic—Determination of the effect of liquids GB/T 3287-2000 Malleable cast iron pipe fittings GB/T 3287-2011 Malleable cast iron pipe fittings 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 5577-1985 Codification of types for synthetic rubbers GB/T 5577-2008 Codification of types for synthetic rubbers GB/T 5577-2022 Specification for the codification of synthetic rubber GB/T 8081-1999 Raw natural rubber—Standard rubber—Specifications GB/T 8081-2008 Rubber,raw natural—Guidelines for the specification of technically specified rubber(TSR) GB/T 8081-2018 Rubber,raw natural—Guidelines for the specification of technically specified rubber(TSR） GB/T 9101-2002 Nylon 66 dipped tyre cord fabric GB/T 9101-2017 Polyamide 66 dipped tyre cord fabric GB/T 9119-2000 Slip-on-welding plate steel pipe flanges with flate face or raised face GB/T 9119-2010 Slip-on-welding plate steel pipe flanges GB/T 17219-1998 Standard for safety evaluation of equipment and protective materials in drinking water system GB/T 19390-2003 Dipped polyester cord fabric for tyres GB/T 19390-2014 Dipped polyester cord fabric for tyres GB/T 19390-2023 Dipped polyester cord fabric for tyres GB/T 20118-2006 Steel wire ropes for general purpose GB/T 20118-2017 Steel wire ropes for general purposes GB/T 3287-2024 Malleable cast iron pipe fittings GB/T 5563-2025 Rubber and plastics hoses and hose assemblies—Hydrostatic testing GB/T 17219-2025 Hygienic safety evaluation of distribution equipment,protective materials and treatment materials in drinking water system GB/T 20118-2025 General technical requirements for steel wire ropes