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QUALITY ASSURANCE

Pressure pipe component manufacturing license
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Ourcompanyhasobtainedthemanufacturinglicenseforspecialequipment(pressurepipecomponents)sinceDecember12,2011,andisbasedonthe"Rulesforthemanufactureofpressurepipecomponents","Basicrequirementsforthemanu
EN1090 EU steel structure certification
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ThecertificateisanEUsteelstructurecertificationcertificateissuedbyBureauVeritas(BV)andawardedthe“CE”approvalmarkofTongyuHeavyIndustryCo.,Ltd.Afterobtainingthecertificate,ourcompanycanexporttotheEUmark
ASME nuclear grade MO certificate
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TongyuHeavyIndustryCo.,Ltd.establishedASMENuclearPowerProductManufacturingQualityAssuranceSystembasedonASMENQA-1andASMEVolumeIIINCA.ThecertificateisASMEMOMaterialOrganizationCertificateissuedbyAmerica
Arm forgings manufacturing license
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ThiscertificateisaforgedarmforgingmanufacturinglicenseissuedbyMANDiesel&Turbo.Thescopeofapplicationofthecertificateis:S34MnV,alltypesofarticulatedarmforgingsoftype98andbelow.
China Classification Society
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ThecertificateistheChinaClassificationSociety(CCS)factoryaccreditationcertificate,issuedbytheChinaClassificationSociety.Certificateapplication:Ingot-carbonsteelandcarbonmanganesesteelmaterial,themaxim
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