Black Square Steel Tube Total 2,000+ manufacturers & suppliers found with 6,000+ products
Tianjin Youfa International Trade Co., Ltd.
Since 2011
773
72
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Steel Pipe; Scaffolding; Pipe Fitting; Stainless Steel Pipe; Steel Plate and Coil
OEM, ODM, Own Brand
ISO 9001, ISO 14001, ISO 14000, OHSAS/ OHSMS 18001
Manufacturer/Factory
, Trading Company
Aluminized Steel Tube & Pipe , Stainless Steel Tube & Pipe , Galvanized Steel Tube & Pipe , Carbon Steel Tube & Pipe , Bulldozer and Grader
OEM, ODM
ISO 9001, ISO 14001, ISO 20000, OHSAS/ OHSMS 18001, ISO 14064...
Tianjin Jinding International Trade Co., Ltd.
Since 2023
97
10
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Carbon Steel Coil , Carbon Steel Pipe , Galvanized Steel Coil , Galvanized Steel Pipe , Stainless Steel Coil
ODM, OEM
within 15 workdays
Manufacturer/Factory
, Trading Company
Steel Plate , Steel Tube , Angle Steel Bar , Round Bar , CNC Cutting Service
OEM
ISO 9001, ISO 9000, ASME
Manufacturer/Factory
, Trading Company
Steel Pipe , ERW Pipe , SSAW , Carbon Steel , Tube
OEM
ISO 9001, ISO 14001, ISO 20000
Manufacturer/Factory
, Trading Company
Steel Nails/Iron Nail/Screw , Steel Wire/Iron Wire , Wire Mesh , Steel Pipe , Steel Profile/Purlin
OEM
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
Tianjin Dingshengwang Steel Trade Co., Ltd.
Since 2018
Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
, Group Corporation
Stainless Steel Sheet , Stainless Steel Plate , Stainless Steel Tube , Stainless Steel Pipe , Stainless Steel Bar/Rod
OEM, ODM
ISO 9001
Manufacturer/Factory
Copper Pipe , Square Steel Pipe , Seamless Steel Pipe , Stainless Steel Pipe , Stainless Steel Plate
ISO 9001, ISO 9000
within 15 workdays
Tianjin Boer King Steel Import and Export Co., Ltd.
Since 2017
520
32
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Steel Pipe , Casing Pipe , Seamless Steel Pipe , ERW Steel Pipe , High Pressure Boiler Tube
OEM, Own Brand
Nil
Manufacturer/Factory
Stainless Steel , Galvanized Galvalume Steel Coil , Carbon Steel , PPGI/PPGL , Steel Pipe
OEM
ISO 9001, IATF16949
Tangshan Lianchuang Steel Making Science & Technology Co., Ltd.
Since 2015
2000+
694
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Black Steel Tube
Own Brand, ODM, OEM
ISO9001:2015
Manufacturer/Factory
, Trading Company
Stainless Steel Sheet/Plate , Stainless Steel Coil/Strip , Stainless Steel Pipe/Tube , Stainless Steel Bar/Rod , Carbon Steel Sheet/Plate
OEM, Own Brand
ISO 9001, ISO 9000, BSCI
Cangzhou Chengsheng Pipeline Equipment Co., Ltd.
Since 2024
56
3
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Trading Company
Metal Part , Steel Pipe , Pipe Fitting
ODM, OEM
within 15 workdays
Hebei Shengtian Pipe-Fitting Group Co., Ltd.
Since 2013
2000+
110
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Steel Plate; Steel Pipe
Own Brand
ISO9001:2015, ISO14001:2015, ISO45001:2018
Shaanxi Jiade Import and Export Co., Ltd.
Since 2023
5.07 Mil
165
9
Suppliers with verified business licenses
5.0
Annual Revenue
Plant Area
Number of Employees
Trading Company
Steel pipe; Stainless steel pipe; Alloy steel pipe; Pipe fittings; Flange; steel plate; Steel bar; Special steel product; Aluminum product; Titanium product; Copper product
OEM, ODM, Own Brand
ISO 9001
Manufacturer/Factory
, Trading Company
Galvanized Steel Pipe , Stainless Stele Pipe , Carbon Welded Steel Pipe , Alloy Steel Pipe , Carbon Seamless Steel Pipe
OEM, ODM
ISO 9001, QC 080000, BSCI, BRC, SA 8000
Deruisi Co., Limited.
Since 2023
Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
Stainless Steel Sheet/Plate , Stainless Steel Coil , Stainless Steel Strip , Stainless Steel Pipe/Square Tube , Carbon Steel Plate/Pipe/Square Tube/Coil/Strip
OEM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
HAN XIN STEEL GROUP CO., LTD
Since 2024
2000+
79
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Galvanized Steel Pipe , Galvanized Square Pipe , Seamless Steel Pipe , Profiles , ERW
ODM, OEM
ISO 9001, ISO 17025
Manufacturer/Factory
, Group Corporation
Aluminum , Copper , Stainless Steel , Carbon Steel , Galvanized
OEM, ODM, Own Brand
ISO 9001
Tianjin RuiTong Iron & Steel Co., LTD.
Since 2021
2000+
200
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
Erw Steel Pipe , Galvanised Steel Pipe , Square and Rectangular Pipe , Spiral Steel Pipe
Own Brand, ODM, OEM
ISO9001:2015
Shandong Liaocheng Yuanhetai Steel Products Co., Ltd.
Since 2017
2000+
27
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Group Corporation
Steel Pipe , Steel Plate , Steel Coil , Steel Bar , Galvanized Steel Pipe
OEM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Tianjin Tianyingtai Steel Pipe Co., Ltd.
Since 2010
2000+
184
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
Manufacture: Galvanized Pipe , Black Square Tube , ERW Welded Steel Pipe Sale: Scaffolding Shoring Props , Galvanized Steel Coil , Cold Steel Sheet
Own Brand
ISO9001:2008
Trading Company
Steel Plate , Steel Pipe , Aluminium , Steel Sheet Pile , PPGI
OEM
within 15 workdays
Bangying (Suzhou) Technology Co., Ltd.
Since 2023
100
7
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Metal Materials
OEM, ODM, Own Brand
ISO 9001, ISO 14001, QC 080000
Liaocheng Jiadonghe Steel Co., Ltd.
Since 2014
100
3
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Seamless Steel Pipe , Steel Rail , Stainless Steel Products , Square Tube , Steel Bar
OEM, ODM
ISO 9001, ISO 9000, ISO 10012
Shandong Shanshui Special Steel Co., Ltd.
Since 2023
680
23
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Carbon Steel Seamless Pipe , Alloy Seamless Steel Pipe , CR Pipes , Steel Pipe
Own Brand, ODM, OEM
ISO9001:2015
Manufacturer/Factory
, Trading Company
, Other
, Group Corporation
Carbon Steel , Stainless Steel , Galvanized Steel , Aluminium Alloy , PPGI&Gl
OEM, ODM
ISO 9001, ISO 14001, BRC
Manufacturer/Factory
, Group Corporation
Seamless Steel Pipe , Boiler Tube , Casing Pipe , Alloy Steel Pipe
Tianjin, Tianjin