常州市天展钢管有限公司

常州市天展钢管有限公司成立于2004年，凭借董事长26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。

Changzhou Tenjan Steel Tube Co., Ltd. was founded in 2004. The annual production capacity can reach 60,000 tons under years of development and the chairman’s 25-year experience in steel tube industry. We are a leading technical manufacturer in the seamless steel tube industry.

TenJan is specialized in custom production of high quality seamless steel tubes under international standards ASTM A519, ASTM A106, ASTM A500, ASME SA500, DIN2391, DIN1629, EN10305-1, DIN17121, EN10297-1, JIS3441, JIS3444 and JIS3445. Raw material, internal and external dimensional tolerances and consistency, internal and external surface roughness, straightness, mechanical properties, eccentricity, special shape, alloy steel, small-diameter thick-walled seamless steel tubes all can be customized. We can provide customers with one-stop service and overall solutions. The production range for outer diameter is from 10 to 120mm and for wall thickness is from 1 to 20mm. TenJan produces independently without outsourcing. In addition, there are value-added services of cutting, lathing and etc. Each tube is inspected strictly with over 30 quality inspection processes and 60 test parameters.

Our products have been widely used in auto parts, machinery processing, drilling and other fields. We have long-term relationship with customers such as BMW, MCC, CNNP, CRRC, Midea, Sinohydro, China Pingmei, China Academy of Building Research and so on. We have won the national automobile industry quality system certification IATF16949 and ISO9001.