Home Supplier Discovery Metallurgy, Mineral & Energy Steel Pipe & Tube Hollow Welded Tube Factories & Companies
Total 666 hollow welded tube factories & companies found with 1,998 products. Source high quality hollow welded tube from our great selection of reliable hollow welded tube manufacturing factories.

Tianjin Tianyingtai Steel Pipe Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Manufacture: Galvanized Pipe , Black Square Tube , ERW Welded Steel Pipe Sale: Scaffolding Shoring Props , Galvanized Steel Coil , Cold Steel Sheet
Mgmt. Certification:
ISO9001:2008
Factory ownership: Limited Company
R&D Capacity: Own Brand
Location: Tianjin, Tianjin

LIAOCHENG HUAJIAN STEEL CO., LTD.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Wear Resistance Steel Plate , Round Bar , Seamless Steel Pipe , Hot Rolled Steel Plate , Ms Checkered Steel Plate
Mgmt. Certification:
ISO 9001, ISO 9000
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Liaocheng, Shandong

Tianjin Youcheng Technology Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Trading Company
Main Products: Galvanized steel pipe , Steel plate , Galvanized steel coil , Steel coil , Angle steel
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Tianjin, Tianjin

Shandong Delong Metal Products Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company , Group Corporation
Main Products: Carbon Steel Plate , Carbon Steel Pipe , Carbon Steel Strip , Stainless Steel Sheet , Stainless Steel Pipe
Mgmt. Certification:
ISO 9001, ISO 9000, BSCI, QHSE
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Wuxi, Jiangsu

Shanghai Changzeng Metal Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Square Tube , PPGI , Galvanized Steel Sheet Coil , Cold Rolled Steel Sheet Coil , Stainless Steel Sheet
Mgmt. Certification:
ISO 9001, ISO 9000, IATF16949, ISO 29001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Shanghai, Shanghai

Shanghai Ali-Mama Steel Trading Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Steel Tube and Pipe , Steel Construction , Carbon Steel Pipe , Stainless Steel Pipe , PVC Pipe and PE Pipe
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, OHSAS/ OHSMS 18001...
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Shanghai, Shanghai

Shuangjiu (Shandong) Steel Group Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Galvanized Steel Coil/Strip , Galvanized Steel Plate , Galvanized Steel Pipe , Steel Wire , Stainless Steel Plate
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
R&D Capacity: OEM, ODM
Location: Jinan, Shandong
Production Lines: 6

Shandong Xinde Iron and Steel Co., Ltd

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Stainless Steel Sheet , Stainless Steel Coil , Stainless Steel Pipe , Stainless Steel Round Steel , Stainless Steel Angle Steel
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Jinan, Shandong
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Category

Metallurgy, Mineral & Energy (409) Construction & Decoration (370) Manufacturing & Processing Machinery (368) Industrial Equipment & Components (331) Tools & Hardware (288) Auto, Motorcycle Parts & Accessories (127) Chemicals (87) Security & Protection (63) Electrical & Electronics (40) Furniture (39) More

Management Certification

ISO 9001 (460) ISO 14001 (191) ISO 9000 (159) ISO 14000 (95) ISO 20000 (77) BSCI (77) OHSAS/ OHSMS 18001 (76) ISO9001:2015 (69) IATF16949 (66) QC 080000 (62) ISO 14064 (62) HSE (57) GMP (55) ASME (50) Others (38) ANSI/ESD (29) ISO14001:2015 (28) ISO 13485 (26) ISO 22000 (25) ISO 10012 (24) ISO 17025 (22) BS 25999-2 (20) ISO 50001 (19) BRC (19) ISO 29001 (18) IFS (17) GAP (17) QHSE (17) WRAP (16) SA 8000 (16) FSC (16) HACCP (14) QSR (14) HQE (14) EICC (14) SEDEX (14) PAS 28000 (13) AIB (12) BREEAM (12) LEED (12) SHE Audits (12) ISO45001:2016 (8) ISO9001:2008 (7) OHSAS18001:2007 (6) ISO14001:2004 (5) More

R&D Capacity

OEM (541) ODM (434) Own Brand (305) Others (10)

Annual Revenue

<1 Million USD (222) 10 ~ 50 Million USD (7) 2.5 ~ 5 Million USD (5) 5 ~ 10 Million USD (4) >100 Million USD (4) 50 ~ 100 Million USD (3) 1 ~ 2.5 Million USD (2) More

No. of Employees

5-50 People (149) 51-200 People (54) Less than 5 People (18) 201-500 People (13) 501-1000 People (5) Above 1000 People (2) More

Province & Region

Shandong (239) Jiangsu (116) Hebei (64) Tianjin (61) Guangdong (49) Zhejiang (47) Shanghai (20) Shaanxi (12) Hunan (12) Henan (12) Fujian (8) Liaoning (6) Anhui (5) Shanxi (4) Jiangxi (3) Hubei (2) Sichuan (2) Hainan (2) Beijing (2) More