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                                                       Manufacture and maintenance 
                                                     of special equipments   

                                                  JB/T4730 《Pressure-bearing equipment non-destructive testing》 
                                                  NB/T47016《Mechanics performance testing for welding specimen of pressure-bearing equipment》 
                                                  GB/T13913《Standard and testing method for Autocatalytic nickel-phosphorus alloy coatings》 
                                                  SH/T3540 《Construction and acceptance standard for control compositelayer of steel heat-exchanger》 
                                                  GB/T232 《Bending test method for metallic materials》 
                                                  GB/T229 《Charpy pendulum impact test method for metallic materials》 
                                                  GB/T13239《Low temperature tensile testing method for metallic materials》 
                                                  GB/T228 《Indoor temperature tensile testing method for metallic materials》 
                                                  GB/T4338 《High temperature tensile testing method for metallic materials》 
                                                  GB/T231 《Brinell hardness test for metallic materials》


                                                  Copyright 2009 Henan Puyang Hailin special equipment manufacturing Co. Ltd. and ICP 05026641 door Technical support:harjes|pyinfo
                                                  Address:Intersection of Hua Road and Wenming road in Puyang County, Puyang City, Henan Province (west side of national highway 106)
                                                  電話:0393-5399003、0393-5388206
                                                  Business Tel:0393-5399002、18939322002
                                                  0393-5388003、18939322003
                                                  18939322005
                                                  Email:pyhlzz@126.com
                                                  Postcode:457170
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