Home Supplier Discovery Metallurgy, Mineral & Energy Steel Pipe & Tube Round Seamless Steel Tube Factories & Companies
Total 1,516 round seamless steel tube factories & companies found with 4,548 products. Source high quality round seamless steel tube from our great selection of reliable round seamless steel tube manufacturing factories.

Permanent Steel Manufacturing Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Seamless Steel Pipe , Piling Pipe , ERW Pipe , Spiral Welded Pipe , LSAW Steel Pipe
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: ODM
Location: Changsha, Hunan

Jiangsu Yujie Steel Group Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Stainless Steel Coil , Stainless Steel Sheet/Plate , Stainless Steel Pipe/Tube , Stainless Steel Bar , Stainless Steel Profile
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Wuxi, Jiangsu

Hebei Shengtian Pipe-Fitting Group Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Steel Plate; Steel Pipe
Mgmt. Certification:
ISO9001:2015, ISO14001:2015, ISO45001:2018
Factory ownership: Limited Company
R&D Capacity: Own Brand
Location: Cangzhou, Hebei

Wenzhou Sinco Steel Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Stainless Steel Pipe , Pipe Fittings , Ss Plate/Sheet , Stainless Steel Seamless Pipe , Stainless Steel Tube
Mgmt. Certification:
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001, IATF16949
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Wenzhou, Zhejiang

Anhui Fukai Special Materials Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Stainless steel round steel; Stainless steel pipe; Stainless steel bar; Stainless steel plate;High temperature alloy steel Duplex steel
Mgmt. Certification:
ISO9001:2015, ISO14001:2015, GJB9001C-2017, PED certificate
Factory ownership: Limited Company
R&D Capacity: ODM, Own Brand
Location: Xuancheng, Anhui

Shanghai Tianyang Steel Tube Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Seamless Steel Tube , Clad Pipe , Heat Exchange Tube , Honed Tube , Anticorrosive Coating
Mgmt. Certification:
ISO9001:2015, ISO14001:2015, ISO45001:2016
Factory ownership: Limited Company
R&D Capacity: Own Brand, ODM, OEM
Location: Shanghai, Shanghai

Fujian Bluesky Pipe Manufacturing Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory
Main Products: Seamless Steel Pipe , Precision Seamless Steel Pipe , Alloy Seamless Steel Pipe , Carbon Seamless Steel Pipe
Mgmt. Certification:
ISO9001:2015, ISO14001:2015, ISO45001:2016, IATF16949
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Ningde, Fujian

Jiangyin Longyu Stainless Steel Pipe Industry Co., Ltd

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Pipe , Steel Pipe , Stainless Steel Pipe , Seamless Stainless Steel Pipe , Precision Stainless Steel Pipe
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: Own Brand
Location: Wuxi, Jiangsu

TIANCHENG METAL MATERIAL(TIANJIN) CO., LTD.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Seamless Pipe/Boiler Tube , Alloy Steel Seamless Pipe , API 5CT Petroleum Tubing Casing , Stainless Steel Seamless Tubes , Slotted Casing Seamless Pipe
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Tianjin, Tianjin

Zhejiang Gaosheng Pipe Industry Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company , Group Corporation
Main Products: Seamless Pipe , Seamless Bright Annealing Tube , Stainless Steel , Electroplishing Tube , Pipe Fitting
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ANSI/ESD...
Factory ownership: Limited Company
R&D Capacity: OEM, Own Brand, manufacture and trading
Location: Huzhou, Zhejiang

Tianjin Tiancheng Import and Export Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Boiler Seamless Tubes , Heat Exchange Seamless Tubes , Tubing , Casing , Pipe Fittings
Mgmt. Certification:
ISO 9001, ISO 14001, ISO 14000, ASME, ISO 17025
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Tianjin, Tianjin

Zhejiang Sailing Steel Industry Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Stainless Steel Pipe , Stainless Steel Seamless Pipe , Welded Stainless Steel Pipe , Sanitary Stainless Steel Pipe , Heat Exchanger Tube
Mgmt. Certification:
ISO 9001, ISO 14001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Wenzhou, Zhejiang

Zhong Neng Steel Union (qingdao) Heavy Industry Co., ...

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company , Other , Group Corporation
Main Products: Carbon Steel , Stainless Steel , Galvanized Steel , Aluminium Alloy , PPGI&Gl
Mgmt. Certification:
ISO 9001, ISO 14001, BRC
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Qingdao, Shandong

Zhangjiagang Chewit International Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Carbon Seamless Pipe , Steel Forging , Stainless Tube
Mgmt. Certification:
ISO9001:2015
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Suzhou, Jiangsu

Tianjin TEDA Ganghua Trade Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Stainless Steel Sheet , Stainless Steel Coils , Stainless Steel Pipes , Aluminum Sheet , Aluminum Foil
Mgmt. Certification:
ISO 9001, BS 25999-2
Factory ownership: Limited Company
R&D Capacity: OEM, Own Brand
Location: Tianjin, Tianjin

EZ Steel Industrial Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Carbon Steel Pipe , Stainless Steel Pipe , Copper Nickel Tube , Heat Exchanger Tube , Boiler Tube
Mgmt. Certification:
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001, ANSI/ESD, ASME
Factory ownership: Limited Company
R&D Capacity: OEM, Own Brand
Location: Changsha, Hunan

Shandong Liaocheng Mingzhao Commercial Trade Co., Ltd

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Stainless Steel Capillary Tube , Thin Section Ball Bearing Cage , Machining Metal Parts , Automatic Hot Melt Glue Labeling
Mgmt. Certification:
ISO 9001, GMP
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Liaocheng, Shandong

Zhejiang Xindeda Special Pipe Industry Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory
Main Products: Stainless Steel Pipes/Tubes , Stainless Steel Seamless Pipes/Tubes , Austenite Stainless Steel , Cold Drawn Stainless Steel Pipe , Stainless Steel Flange/Fittings
Mgmt. Certification:
ISO9001:2008
Factory ownership: Limited Company
R&D Capacity: Own Brand, OEM
Location: Wenzhou, Zhejiang
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Management Certification

ISO 9001 (966) ISO 14001 (389) ISO 9000 (301) ISO 14000 (180) OHSAS/ OHSMS 18001 (153) IATF16949 (148) ISO 20000 (147) ISO9001:2015 (146) QC 080000 (117) BSCI (115) HSE (106) ISO 14064 (105) GMP (94) ASME (81) Others (73) ISO14001:2015 (60) ANSI/ESD (50) ISO 13485 (40) ISO 10012 (35) BS 25999-2 (33) ISO 17025 (31) ISO 22000 (30) QHSE (30) BRC (26) ISO 50001 (24) HACCP (24) ISO 29001 (24) SA 8000 (23) GAP (22) FSC (22) QSR (22) PAS 28000 (21) SEDEX (20) ISO45001:2016 (20) WRAP (19) EICC (19) IFS (19) LEED (19) SHE Audits (18) AIB (18) BREEAM (16) HQE (16) ISO9001:2008 (16) OHSAS18001:2007 (9) ISO14001:2004 (7) IRIS (1) More

R&D Capacity

OEM (1,108) ODM (871) Own Brand (662) Others (27)

Annual Revenue

<1 Million USD (443) >100 Million USD (49) 10 ~ 50 Million USD (39) 2.5 ~ 5 Million USD (26) 50 ~ 100 Million USD (24) 1 ~ 2.5 Million USD (18) 5 ~ 10 Million USD (17) More

No. of Employees

5-50 People (312) 51-200 People (156) 201-500 People (48) Less than 5 People (37) 501-1000 People (21) Above 1000 People (14) More

Province & Region

Shandong (357) Jiangsu (271) Zhejiang (219) Hebei (165) Guangdong (133) Tianjin (87) Shanghai (73) Henan (42) Fujian (27) Shaanxi (22) Hunan (22) Beijing (18) Liaoning (17) Anhui (15) Hubei (13) Shanxi (9) Chongqing (6) Sichuan (5) Jiangxi (4) Hongkong S.A.R. (3) Hainan (3) Yunnan (1) Qinghai (1) Jilin (1) Guangxi (1) Inner Mongolia (1) More