Home Supplier Discovery Metallurgy, Mineral & Energy Steel Pipe & Tube Steel Square Tube Factories & Companies
Total 2,000+ steel square tube factories & companies found with 6,000+ products. Source high quality steel square tube from our great selection of reliable steel square tube manufacturing factories.

Tianjin Tianyingtai Steel Pipe Co., Ltd.

Diamond MemberDiamond Member
Main Products: Galvanized Pipe , Scaffolding Shoring Props , ERW Welded Steel Pipe , Black Square Tube , Hollow Section
Factory ownership: Limited Company
Location: Tianjin, Tianjin
Main Markets: North America , South America , Eastern Europe , Southeast Asia , Africa , Oceania , Mid East , Eastern Asia , Western Europe

Tianjin RuiTong Iron & Steel Co., LTD.

Diamond MemberDiamond Member
Business Type: Manufacturer/Factory & Trading Company
Main Products: ERW welded steel round pipe , Hot-dipped galvanized steel pipe , Steel pipe-painted , ERW welded square and rectangular pipe , Pre-galvanized steel pipe
Mgmt. Certification:
ISO9001:2015, ISO45001:2018, ISO14001
Factory ownership: Limited Company
R&D Capacity: Own Brand, ODM, OEM
Location: Tianjin, Tianjin

Tianjin Jinnuo Steel Pipe Co., Ltd.

Diamond MemberDiamond Member
Business Type: Manufacturer/Factory & Trading Company
Main Products: ERW steel pipe , Galvanized steel pipe , Seamless steel pipe , Steel plate
Factory ownership: Limited Company
R&D Capacity: Own Brand, ODM, OEM
Location: Tianjin, Tianjin
Main Markets: North America , South America , Europe , Southeast Asia/ Mideast , Africa , East Asia(Japan/ South Korea) , Australia , Domestic

Zhejiang Xintongda Special Steel Manufacturing Co., Ltd

Diamond MemberDiamond Member
Main Products: Duplex Stainless Steel Pipe , Austeniti Stainless Steel Pipe , Cooper Nickle Alloy Steel , Other Special Steel Grade Pipe , Duplex Stainless Steel Pipe Fitting
Factory ownership: Private Owner
Location: Wenzhou, Zhejiang
Main Markets: North America , South America , Eastern Europe , Southeast Asia , Africa , Oceania , Mid East , Eastern Asia , Western Europe

Shanghai South Geely Industrial Co., Ltd.

Diamond MemberDiamond Member
Main Products: Aluminized Steel Tube & Pipe , Stainless Steel Tube & Pipe , Carbon Steel Tube & Pipe , Titanium Pipe & Tube , Seamless Steel Pipe & Tube
Factory ownership: Limited Company
Location: Shanghai, Shanghai
Main Markets: North America , South America , Eastern Europe , Southeast Asia , Africa , Oceania , Mid East , Eastern Asia , Western Europe

Shanghai Changzeng Metal Co., Ltd.

Diamond MemberDiamond Member
Main Products: Square Tube , PPGI , Galvanized Steel Sheet Coil , Cold Rolled Steel Sheet Coil , Stainless Steel Sheet
Factory ownership: Limited Company
Location: Shanghai, Shanghai
Main Markets: North America , South America , Eastern Europe , Southeast Asia , Africa , Oceania , Mid East , Eastern Asia , Western Europe

Wuxi Aojiewei Metal Materials Co., Ltd.

Diamond MemberDiamond Member
Main Products: Stainless Steel Coil/Strip , Stainless Steel Plate/Sheet , Stainless Steel Pipe/Tube , Aluminum Plate/Sheet/Coil , Aluminum Bar/Rod/Pipe/Tube
Location: Wuxi, Jiangsu
Main Markets: North America , South America , Eastern Europe , Southeast Asia , Africa , Oceania , Mid East , Eastern Asia , Western Europe

Jinan Zunkai Materials Co., Ltd.

Diamond MemberDiamond Member
Business Type: Trading Company
Main Products: Roofing Sheet , Galvanized Steel , Galvalume Steel , Steel Plate , PPGI
Factory ownership: Limited Company
R&D Capacity: ODM, OEM
Location: Jinan, Shandong
Main Markets: Southeast Asia/ Mideast

Tianjin Hongxin International Trade Co., Ltd.

Diamond MemberDiamond Member
Main Products: Black Steel Pipe , Galvanized Steel Pipe , Gi Coil PPGI
Factory ownership: Limited Company
Location: Tianjin, Tianjin
Main Markets: North America , South America , Southeast Asia , Africa , Mid East , Eastern Asia

Shandong Heng Steel Group Co., Ltd.

Diamond MemberDiamond Member
Main Products: Galvanized Steel Coil/Sheet/Strip , Galvalume Steel Coil/Sheet/Strip , PPGI/PPGL Corrugated Steel Sheet , PPGI/PPGL Steel Coil , Alloy Steel Plate
Factory ownership: Limited Company
Location: Qingdao, Shandong
Main Markets: North America , South America , Eastern Europe , Southeast Asia , Africa , Oceania , Mid East , Eastern Asia , Western Europe

Shandong Jiaguang International Trade Co., Ltd.

Gold MemberGold Member
Main Products: Chain Grate , Boiler Grate , Buried Scraper , Boiler Tube , Customized Casting
Location: Liaocheng, Shandong
Main Markets: North America , South America , Eastern Europe , Southeast Asia , Africa , Oceania , Mid East , Eastern Asia , Western Europe

Bazhou GY Steel Pipe Manufacturing Co., Ltd.

Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Steel Pipe , Cold Bend Steel Profile
Factory ownership: Limited Company
R&D Capacity: ODM, OEM
Location: Tianjin, Tianjin
Main Markets: Domestic

Qingdao Wanrunda Imp and Exp Co., Ltd.

Diamond MemberDiamond Member
Main Products: Galvanized Steel Pipe , Steel Hollow Section , Angle Steel , Galvanized Steel Coil , Steel Hanger Strap Fha Strap Nail Boca Plate
Factory ownership: Limited Company
Location: Qingdao, Shandong
Main Markets: North America , South America , Eastern Europe , Southeast Asia , Africa , Oceania , Mid East , Eastern Asia , Western Europe
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Category

Manufacturing & Processing Machinery (3,438) Industrial Equipment & Components (3,006) Tools & Hardware (2,170) Construction & Decoration (2,062) Auto, Motorcycle Parts & Accessories (1,268) Metallurgy, Mineral & Energy (1,203) Electrical & Electronics (1,155) Transportation (952) Instruments & Meters (661) Light Industry & Daily Use (527) More

Management Certification

ISO9001:2015 (1,009) ISO 14001 (561) ISO45001:2018 (407) Others (364) ISO 9001 (354) ISO 9000 (100) ISO 14000 (55) BSCI (51) OHSAS/ OHSMS 18001 (50) IATF16949 (45) ISO 20000 (41) GMP (39) QC 080000 (36) ISO14001:2015 (25) ISO 50001 (25) ISO 14064 (25) HSE (21) ISO 13485 (19) FSC (12) ISO45001:2016 (11) ASME (9) BRC (8) SEDEX (7) ANSI/ESD (7) ISO 10012 (7) ISO 17025 (6) HACCP (6) EICC (6) ISO9001:2008 (6) BS 25999-2 (5) ISO 22000 (5) QSR (4) LEED (4) SHE Audits (4) WRAP (4) GAP (4) SA 8000 (4) ISO 29001 (4) AIB (3) IFS (3) BREEAM (2) HQE (2) QHSE (2) ISO14001:2004 (2) PAS 28000 (1) OHSAS18001:2007 (1) More

R&D Capacity

ODM (4,830) OEM (4,750) Own Brand (2,474) Others (45)

Annual Revenue

<1 Million USD (3,335) 10 ~ 50 Million USD (65) 2.5 ~ 5 Million USD (57) 5 ~ 10 Million USD (48) 1 ~ 2.5 Million USD (47) >100 Million USD (20) 50 ~ 100 Million USD (17) More

No. of Employees

5-50 People (3,281) 51-200 People (1,052) Less than 5 People (603) 201-500 People (217) 501-1000 People (56) Above 1000 People (25) More

Province & Region

Shandong (1,276) Guangdong (1,074) Zhejiang (824) Jiangsu (800) Hebei (511) Henan (266) Shanghai (217) Fujian (155) Anhui (115) Tianjin (114) Hubei (102) Hunan (95) Liaoning (52) Jiangxi (51) Sichuan (39) Beijing (38) Shaanxi (32) Chongqing (31) Shanxi (20) Guangxi (7) Inner Mongolia (3) Hainan (3) Yunnan (3) Heilongjiang (3) Gansu (2) Guizhou (2) Hongkong S.A.R. (1) Jilin (1) Ningxia (1) More