Black Steel Welded Tube Total 1,160 manufacturers & suppliers found with 3,480 products
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...
Tangshan Lianchuang Steel Making Science & Technology Co., Ltd.
Since 2015
2000+
5
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Steel Tube , Steel Pipe , Square Tube , Rectangular Tube , Galvanized Pipe
OEM, ODM, Own Brand
ISO9001:2015
Cangzhou Chengsheng Pipeline Equipment Co., Ltd.
Since 2024
500
1
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Trading Company
Metal Part , Steel Pipe , Pipe Fitting
within 15 workdays
Cangzhou, Hebei
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
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
Steel Pipe , Steel Tube , ERW Steel Pipe , LSAW Steel Pipe , SSAW Steel Pipe
OEM, ODM, Own Brand
ISO9001:2008, ISO14001:2004, OHSAS18001:2007
Trading Company
Stainless Steel Plate , Stainless Steel Pipe , Stainless Steel Coil , Galvanzied Steel Pipe
within 15 workdays
Tianjin, Tianjin
Tianjin Jinnuo Steel Pipe Co., Ltd.
Since 2022
2000+
109
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
ERW steel pipe , Galvanized steel pipe , Seamless steel pipe , Steel plate
Own Brand, ODM, OEM
ISO9001:2015
Manufacturer/Factory
, Group Corporation
Aluminum , Copper , Stainless Steel , Carbon Steel , Galvanized
OEM, ODM, Own Brand
ISO 9001
Trading Company
Galvanized Pipe , Galvanized Rectangle Pipe , Gi Pipe , Rectangle Pipe , Galvanized Steel Pipe
ISO 9001, ISO 17025
Shenzhen, Guangdong
Manufacturer/Factory
, Group Corporation
Seamless Steel Pipe , Boiler Tube , Casing Pipe , Alloy Steel Pipe
OEM, ODM, Own Brand
within 15 workdays
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
Manufacturer/Factory
Aluminum Foil , Aluminum Plate , Aluminum Pipe , Aluminum Bar , Aluminum Coils
OEM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
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
Manufacturer/Factory
Seamless Square Steel Pipe , Railyway Steel Rail , Cold Rolled Precision Steel Tubes Pipes , Galvanized Steel Pipe , Steel Sheet/Plate
OEM, ODM
ISO 9001, ISO 9000, ISO 10012
Trading Company
Steel Plate , Steel Pipe , Aluminium , Steel Sheet Pile , PPGI
OEM
Response Time≤3h
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
, Trading Company
Cold Drawn Precision Seamless Tube , Profiled Tube , Alloy Steel Tubes , Rectangular Pipe , Steel Pipe Cutting
OEM, ODM
ISO 9001
Trading Company
Stainless Steel , Stainless Steel Sheets , Stainless Steel Plates , Stainless Steel Coils , 304 Stainless Steel Plates
OEM, ODM
Tianjin, Tianjin
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
Manufacturer/Factory
Stainless Steel Coil/Sheet/Strip/Pipe/Bar/Wire , Galvanized Steel Coil/Plate/Wire , Carbon Steel Coil/Sheet/Strip/Pipe/Bar/Wire , PPGI
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14000
Manufacturer/Factory
, Trading Company
Galvanized Series , Oil Pipe , Prepainted Galvanized Steel Coil , Hot Rolled Steel Sheet Pile , Steel Pipe
OEM, ODM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Qingdao Jiahexin Steel Co., Ltd.
Since 2012
100 Mil
2000+
65
Suppliers with verified business licenses
5.0
Annual Revenue
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Steel structure workshop/warehouse , parts of steel structure , steel welded fabrications , building material , welded T bars and beams
ODM, OEM
ISO 9001, ISO 9000
Manufacturer/Factory
Stainless Steel Sheet , Stainless Steel Pipe , Stainless Steel Plate , Stainless Steel Coil Tube , Stainless Steel Coil
OEM, ODM
Response Time≤3h
Jiangsu Xinyi Steel Industry Co., Ltd.
Since 2023
Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
Stainless Steel , Carbon Steel , Galvanized Products , Aluminum , Copper
ISO 9001
Wuxi, Jiangsu
Manufacturer/Factory
Carbon Steel Plate , Carbon Steel Pipe Tube , Stainless Steel Pipe Tube , PPGI Color Coated Coil , Galvanized Pipe
OEM
ISO 9001
Wuxi Tenide Metal Technology Co., Ltd.
Since 2023
105
5
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Stainless steel products; Carbon steel products; Aluminum products; Copper products
OEM, ODM, Own Brand
Response Time≤3h
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...
Trading Company
Wire , Galvanized Wire , Wire Rope , PC Strand , Rebar
OEM, ODM, Own Brand
ISO 9001
Manufacturer/Factory
Stainless Steel Sheet , Stainless Steel Coil , Stainless Steel Pipe , Stainless Steel Round Steel , Stainless Steel Angle Steel
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...