GB/T 21871-2017
Rubber compounding ingredients—Symbols and abbreviated terms
GB/T 21871-2017
Highly flexible rubber coupling—Test requirements and methods
GB/T 21871-2017
Rubber compounding ingredients—Sulfur and methods of test
GB/T 21871-2017
Rubber, vulcanized or thermoplastic - Determination of tendency to adhere to and corrode metals
GB/T 21871-2017
GB/T 21871-2017
Rubber,vulcanized or thermoplastic—Determination of compression set—Part 1: At ambient or elevated temperatures
GB/T 21871-2017
Polyacrylate rubber—General specification and evaluation procedure
GB/T 21871-2017
Rubber test mixes―Preparation,mixing and vulcanization―Equipment and procedures
GB/T 21871-2017
General specifications and inspection methods of rubber and plastics injection moulding machines
GB/T 21871-2017
Rubber and elastomer materials - Determination of N-nitrosamines
GB/T 21871-2017
Rubber compounding ingredients--Stearic acid--Definition and test methods
GB/T 21871-2017
Rubber hose and hose assemblies for coal seam water injection,gas drainage and drilling plugging
GB/T 21871-2017
Determination of phenols presservatives in rubber and rubber products-High performance liquid chromatography
GB/T 21871-2017
Rubber and plastics hoses - Hose sizes, minimum and maximum inside diameters, and tolerances on cut-to-length hoses
GB/T 21871-2017
GB/T 21871-2017
GB/T 21871-2017
Silicone rubber insulated and sheathed at cable of rated voltage up to and including 0.6/1kV
GB/T 21871-2017
Cellular plastics and rubbers - Determination of apparent density
GB/T 21871-2017
Silicone tubes and elastomeric parts for infusion and transfusion
GB/T 21871-2017