常州市天展钢管有限公司成立于2004年，凭借董事长25年行业经验积累和公司多年发展，年产能可达6万吨。天展是专注于钢管研发的技术型生产厂家，是钢管行业的技术引领者。天展专注定制生产GB/T8162、8163、3639优质无缝钢管，凭借自主研发的先进设备，为中小型企业提供小批量定制，且原材料、内外尺寸公差即一致性、内外表面光洁度、直线度、机械性能、偏心、异型、合金钢、小口径厚壁无缝钢管皆可定制，可为客户提供一站式服务与整体解决方案。定制外径范围Φ10-Φ120mm，壁厚1-20mm。全流程自主生产，无外协，另有钢管割断、车加工等配套服务。每批钢管经过30+质检工序，60+检验参数，成品根根检验。天展的无缝钢管广泛应用于汽车零部件、机械加工、凿岩钎具等领域，与宝马、中国建筑科学院、北京冶金、中国水电、中国核电、中国平煤集团、中车、美的等客户保持良好的长期合作伙伴关系，已荣获汽车行业质量体系认证IATF16949和ISO9001，致力于提高客户的产品竞争力。产品远销欧美、日韩、中东、东南亚等六大洲20多个国家，受到客户的一致信赖。ChangzhouTenjanSteelTubeCo.,Ltd.wasfoundedin2004.Theannualproductioncapacitycanreach60,000tonsunderyearsofdevelopmentandthechairman’s25-yearexperienceinsteeltubeindustry.Wearealeadingtechnicalmanufacturerintheseamlesssteeltubeindustry.TenJanisspecializedincustomproductionofhighqualityseamlesssteeltubesunderinternationalstandardsASTMA519,ASTMA106,ASTMA500,ASMESA500,DIN2391,DIN1629,EN10305-1,DIN17121,EN10297-1,JIS3441,JIS3444andJIS3445.Weprovidesmallbatchcustomizationservice,especiallyforsmallandmedium-sizeenterprises.Rawmaterial,internalandexternaldimensionaltolerancesandconsistency,internalandexternalsurfaceroughness,straightness,mechanicalproperties,eccentricity,specialshape,alloysteel,small-diameterthick-walledseamlesssteeltubesallcanbecustomized.Wecanprovidecustomerswithone-stopserviceandoverallsolutions.Theproductionrangeforouterdiameterisfrom10to120mmandforwallthicknessisfrom1to20mm.TenJanproducesindependentlywithoutoutsourcing.Inaddition,therearevalue-addedservicesofcutting,lathingandetc.Eachtubeisinspectedstrictlywithover30qualityinspectionprocessesand60testparameters.Ourproductshavebeenwidelyusedinautoparts,machineryprocessing,drillingandotherfields.Wehavelong-termrelationshipwithcustomerssuchasBMW,MCC,CNNP,CRRC,Midea,Sinohydro,ChinaPingmei,ChinaAcademyofBuildingResearchandsoon.WehavewonthenationalautomobileindustryqualitysystemcertificationIATF16949andISO9001.Wearededicatedtoimprovingthecompetitivenessofcustomers’productsintheindustry.OurproductswereexportedtoEurope,America,Japan,SouthKorea,TheMiddleEast,SoutheastAsiaandothersixcontinentsover20countries,andwhichhasbeenconsistentlytrustedbycustomers.