Wholesale Black Welded Pipes Total 1,379 manufacturers & suppliers found with 4,137 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
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
Manufacturer/Factory
Stainless Steel Coil/Strip , Stainless Steel Sheet/Plate , Stainless Steel Pipe/Tube , Stainless Steel Bar , Stainless Steel Angle Bar
OEM, ODM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Zhejiang Hang Heavy Technology Co., Ltd.
Since 2007
2000+
145
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Manufacturer/Factory
Various steel pipes , steel tubes , such as ERW steel pipe , LSAW steel pipe , SSAW steel pipe
Own Brand
ISO9001:2008, ISO14001:2004, OHSAS18001:2007
WUXI BAOWANG STEEL CO., LTD.
Since 2015
40
4
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Stainless Steel Sheet , Stainless Steel Pipe , Stainless Steel Coil , Steel Plate , Steel Pipe.
OEM, ODM, Own Brand
Response Time≤3h
Manufacturer/Factory
, Trading Company
Steel Pipe , ERW Pipe , SSAW , Carbon Steel , Tube
OEM
ISO 9001, ISO 14001, ISO 20000
Trading Company
Galvanized Steel , PPGI/PPGL , Steel Plate , Round Bar , Steel Pipe
OEM, ODM
ISO 9001, ISO 14001
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
Galvanized Post , Steel Pipe , Steel Plate , Steel Beam , Steel Coil
Own Brand
ISO 9001, ISO 9000
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
Tianjin Boer King Steel Import and Export Co., Ltd.
Since 2017
314
11
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Casing Pipe; Seamless Steel Pipe; High Pressure Boiler Tube; Spiral Steel Pipe; Stainless Steel Pipe
OEM, Own Brand
ISO 9001, ISO 9000, ISO 14000, ISO 20000, IATF16949...
Manufacturer/Factory
, Trading Company
Fire Sprinkler Steel Pipe , Rigid Steel Conduit , EMT Conduit , Galvanized Steel Pipe , Powder Coating Production Line
ODM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, OHSAS/ OHSMS 18001
Zhejiang Longye Pipe Industry Co, . Ltd.
Since 2015
2000+
26
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
PE Pipes , PPR Pipes , PE Fittings , PPR Fittings , Plastic Tube
ODM, OEM
ISO 9001
Manufacturer/Factory
, Trading Company
, Group Corporation
Steel Structure , Steel & Iron Products , Chemicals , Building Materials , LED Lights
OEM
ISO 9001, ISO 9000
Hainan Huatongxinda Trade Co., Ltd.
Since 2017
Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
Elbow , Flange , Pipe Fitting , Tee , Reducer
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Manufacturer/Factory
Aluminum Foil , Aluminum Plate , Aluminum Pipe , Aluminum Bar , Aluminum Coils
OEM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Shanxi Jingdong Pipe Industry Co., Ltd.
Since 2023
Suppliers with verified business licenses
5.0
Manufacturer/Factory
Ductile Iron Pipe , Ductile Iron Pipe Fittings , Ductile Iron Manhole Cover
Response Time≤3h
ISO 9001, ISO 14001, ISO 10012
Manufacturer/Factory
Seamless Steel Pipe , Piling Pipe , ERW Pipe , Spiral Welded Pipe , LSAW Steel Pipe
ODM
ISO 9001
Manufacturer/Factory
, Trading Company
Copper , Zinc Ingot , Aluminum Ingot , Lead Ingot , Tin Ingot
OEM, ODM
ISO 9001, GMP
Tianjin Zengze Steel Trading Co., Ltd.
Since 2011
1490
6
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Stainless Steel , Stainless Steel Plates , Stainless Steel Coils , 304 Stainless Steel Plates , 316 Stainless Steel Sheets
OEM, ODM
Tianjin, Tianjin
Wuxi Hongye New Materials Co., Ltd
Since 2022
82
7
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Galvanized Steel Coil , Prepainted Steel Coil , Aluzinc Steel Coil , Pre Painted Aluminum Coil , Galvanized Roofing Sheet
OEM, ODM, Own Brand
Nil
Manufacturer/Factory
Steel Pipe , Galvanized Steel Pipe , Galvanized Steel Coil , Black Steel Pipe , Light Gage Steel Joist
Own Brand
ISO 9001
Qingdao Liange Special Steel Co., Ltd
Since 2021
180
7
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Steel Coil , Stainless Steel Plate , Stainless Steel Coil , Carbon Steel Plate , Color Coated Steel Coil
ODM, OEM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Bazhou GY Steel Pipe Manufacturing Co., Ltd.
Since 2019
200 Mil
2000+
79
Suppliers with verified business licenses
5.0
Annual Revenue
Plant Area
Number of Employees
Liaocheng Hengjiude Mechanical Equipment Co., Ltd.
Since 2023
1600
12
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Carbon Steel Series , Stainless Steel Series , PPGI/PPGL , Rebar Series , Profile Steel Series
ODM, OEM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Manufacturer/Factory
, Trading Company
Galvanized Steel Coil/Strip , Galvanized Steel Plate , Galvanized Steel Pipe , Steel Wire , Stainless Steel Plate
OEM, ODM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Wuxi Xin Fu Rui Metal Material Co., Ltd.
Since 2017
Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
Stainless Steel Coil , Stainless Steel Sheet , Stainless Steel Tube
OEM, ODM
ISO 9001
Shandong Xindarong Steel Pipe Manufacturing Co., Ltd.
Since 2022
2000+
22
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
Steel Tube , Seamless Steel Tube , Steel Plate
Own Brand, ODM, OEM
Nil
Manufacturer/Factory
, Trading Company
H Beam , Galvanized Steel , PPGI , Steel Plate , Channel Bar
partner
ISO 9001, ISO 9000, ISO 20000, ISO 14064
TIANJIN FOREST IMPORT & EXPORT CO., LTD
Since 2022
100
8
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees