Test methods for the hottest plastics under the na

2022-07-23
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National standard for testing methods of plastics (Part 2)

134.gb test method for impact embrittlement temperature of plastics

135.gb test method for rolling wear of plastics

136.gb test method for "fish eye" of polypropylene resin

137.gb trailer Test method for pull-out force of sandal straps

138.gb identification of polymers by pyrolysis gas chromatography

139.gb test method for thermal air aging of plastics (thermal aging box method) general rules

140.gb determination of time temperature limit of plastics after long-term heating

141.gb7155 Thermoplastic pipes and fittings determination of density

142.gb7155 Determination of density of thermoplastic pipes and fittings

143.gb test method for flammability of plastics smoke density method

144.gb test method for flammability of cellular plastics horizontal combustion method

145.gb test method for flammability of rigid cellular plastics vertical combustion method

146.gb drop test method for rigid polyvinyl chloride (PVC-U) pipe fittings

147.gb rigid polyvinyl chloride (PVC-U) Determination method for Vicat softening temperature of pipes and fittings

14 greatly reduces the workload of modeling and analysis 8.gb hot oven test method for injection molded unplasticized polyvinyl chloride (PVC-U) pipe fittings

149.gb8804 Test method for tensile properties of thermoplastic pipes determination of tensile properties of PVC pipes

150.gb8804 Test method for tensile properties of thermoplastic pipes determination of tensile properties of polyethylene pipes

151.gb method for measuring bending of rigid plastic pipes

152.gb method for measuring dimensions of plastic pipes

153.gb method for testing specular gloss of plastics

154.gb method for testing peeling off of soft composite plastic materials

155.gb method for testing impact resistance of plastic films

156.gb method for testing water absorption of rigid foamed plastics

157.gb test method for dimensional stability of rigid foamed plastics

158.gb bending test method of rigid foamed plastics

159.gb compression test method of rigid foamed plastics

160.gb test method for bending properties of plastics

161.gb test method for Rockwell hardness of plastics

162.gb test method for burning properties of plastics determination of flash point and self ignition point

163.gb test method for exposure of xenon lamp light source of plastics

164.gb General method for determination of ash content of raw materials

165.gb preparation of thermoplastic compression molded samples

166.gb determination of residual styrene monomer in acrylonitrile butadiene styrene (ABS) resin by gas chromatography

167.gb method for measurement of dimensions of rubber, plastic hoses and hose assemblies

168.gb ratio of test pressure, bursting pressure and design working pressure of rubber, plastic hoses and hose assemblies

169.gb rubber Plastic hoses and hose assemblies selection, storage Guide to use and maintenance

170.gb determination of smoke and dust from plastic combustion weighing method

171.gb test method for impact resistance of plastic films and sheets free falling dart method

172.gb test method for accelerated aging of soft foam polymeric materials

173.gb test method for tensile properties of rigid foam plastics

174.gb polyethylene (PE) Methods for naming pipes and fittings according to polyethylene nominal density and melt flow rate

175.gb test method for melt flow rate of polyethylene (PE) pipes and fittings

176.gb unplasticized polyvinyl chloride (PVC-U) drinking water pipes and fittings Extraction method and allowable value of mercury

177.gb test method for water absorption of unplasticized polyvinyl chloride (PVC-U) pipes

178.gb unplasticized polyvinyl chloride (PVC-U) Test method for acetone resistance of pipes

179.gb test method for external load resistance of plastic pipes

180.gb test method for friction coefficient of plastic film and sheet

181.gb test method for shear strength of rigid foamed plastics

182.gb determination of elasticity of polymer porous elastic materials

183.gb determination of compression set of polymer porous elastic materials

184.gb tensile strength and elongation at break of polymer porous elastic materials Determination of air permeability of high polymer porous elastic materials? The original flat ring method

187.gb hard makes up for the blank of China's self-developed and manufactured super large injection molding machine. Test method for open and closed cell volume percentage of foamed plastics

188.gb test method for Indentation Hardness of soft foam polymeric materials in early 2018

189.gb test method for Tear properties of soft foamed plastics

190.gb test method for tensile creep of plastics

191.gb test method for impact properties of hard plastic plates (drop hammer method)

192.gb11793 Mechanical properties of PVC plastic windows Test method for weather resistance

193.gb preparation and use of multipurpose plastic specimens

194.gb determination of glass transition temperature of plastics

195.gb test method for tear resistance of plastic films and sheets

196.gb test method for exposure of plastics under constant damp and heat conditions

197.gb test method for size change rate of plastic films

198.gb/t average cell size of rigid foamed plastics Test method

199.gb/t test method for rolling wear of rigid cellular plastics

200.gb determination of carbon black content of polyethylene pipes and fittings (thermogravimetric method)

201.gb13526/t-92 unplasticized polyvinyl chloride (PVC-U) Methylene chloride impregnation test method for pipes

202.gb plastics - Test Method for tensile properties of film

203.gb13525/t-92 test method for tensile impact properties of plastics

204.gb test method for mechanical properties of plastics general

205.gb test method for tensile properties of plastics

206.qb/t plastic door leaves - impact test method for hard objects

207.qb/t test method for right angle tear properties of plastics

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