Wholesale Black Square Pipe Total 2,000+ manufacturers & suppliers found with 6,000+ products
Manufacturer/Factory
, Trading Company
Galvanized Steel Pipe , Steel Hollow Section , Angle Steel , Galvanized Steel Coil , Steel Hanger Strap Fha Strap Nail Boca Plate
OEM
ISO 9001, ISO 9000
Manufacturer/Factory
, Trading Company
H Beam , Galvanized Steel , PPGI , Steel Plate , Channel Bar
partner
ISO 9001, ISO 9000, ISO 20000, ISO 14064
![Rell Co., Ltd.](https://www.micstatic.com/mic-search/img/com-logo.png?_v=1718945711908)
Rell Co., Ltd.
![China Supplier - Gold Member](https://www.micstatic.com/common/img/icon/gold-member.png?_v=1718945711908)
Suppliers with verified business licenses
4.0
![Plant Area](https://www.micstatic.com/mic-search/img/area.png?_v=1718945711908)
Plant Area
![Number of Employees](https://www.micstatic.com/mic-search/img/employee.png?_v=1718945711908)
Number of Employees
Manufacturer/Factory
, Trading Company
Stainless Steel Coil , Stainless Stee Plate/Sheet , Stainless Steel Pipe/Tube , Stainles Steel Strip , Stainless Steel Round Bar/Rebar
OEM, ODM, Customized
ISO 9001, ISO 14000
Manufacturer/Factory
Refrigeration Chemicals , Copper Tube , ACR Compressor , Heat Exchanger , Condensing Unit
OEM
ISO 9001, ISO 9000
![HAN XIN STEEL GROUP CO., LTD](https://www.micstatic.com/mic-search/img/com-logo.png?_v=1718945711908)
HAN XIN STEEL GROUP CO., LTD
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945711908)
Suppliers with verified business licenses
5.0
![Plant Area](https://www.micstatic.com/mic-search/img/area.png?_v=1718945711908)
Plant Area
![Number of Employees](https://www.micstatic.com/mic-search/img/employee.png?_v=1718945711908)
Number of Employees
Trading Company
Galvanized Steel Pipe , Galvanized Square Pipe , Seamless Steel Pipe , Profiles , ERW
ODM, OEM
ISO 9001, ISO 17025
![Zhongye Metal Products (Shandong) Co., Ltd](https://www.micstatic.com/mic-search/img/com-logo.png?_v=1718945711908)
Zhongye Metal Products (Shandong) Co., Ltd
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945711908)
Suppliers with verified business licenses
5.0
![Plant Area](https://www.micstatic.com/mic-search/img/area.png?_v=1718945711908)
Plant Area
![Number of Employees](https://www.micstatic.com/mic-search/img/employee.png?_v=1718945711908)
Number of Employees
Trading Company
Seamless Carbon Steel Tubes , Alloy Tubes , High-Pressure Boiler Tubes , Steel Plate , Alloy Steel Plate
OEM
within 15 workdays
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...
Manufacturer/Factory
, Trading Company
Hot Rolled Steel Coil , Galvanized Steel Coil , PPGI Coil , Roofing Sheet , Galvanized Steel Pipe
OEM, ODM
Response Time≤3h
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
![Jiangsu HYT International Trading Co., Ltd.](https://www.micstatic.com/mic-search/img/com-logo.png?_v=1718945711908)
Jiangsu HYT International Trading Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945711908)
Suppliers with verified business licenses
5.0
![Plant Area](https://www.micstatic.com/mic-search/img/area.png?_v=1718945711908)
Plant Area
![Number of Employees](https://www.micstatic.com/mic-search/img/employee.png?_v=1718945711908)
Number of Employees
Trading Company
Seamless Steel Pipe , Precision Steel Pipe , Special Shape Steel Pipe
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000
Trading Company
Carbon Steel Product , Steel Rebar , Galvanized Steel Products , Prepainted Steel Series , Stainless Steel Products
Response Time≤3h
ISO 9001, ISO 14001, ISO 50001
Manufacturer/Factory
, Trading Company
, Other
, Group Corporation
Stainless Steel , Steel Plate , Alloy Steel , Aluminum Sheet , Copper Sheet
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Manufacturer/Factory
, Trading Company
Wear Resistance Steel Plate , Round Bar , Seamless Steel Pipe , Hot Rolled Steel Plate , Ms Checkered Steel Plate
OEM, ODM, Own Brand
ISO 9001, ISO 9000
Manufacturer/Factory
Stainless Steel Plate , Stainless Steel Pipe , Stainless Steel Coil
OEM
within 15 workdays
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
, Group Corporation
Aluminum , Copper , Stainless Steel , Carbon Steel , Galvanized
OEM, ODM, Own Brand
ISO 9001
![Mydehow Steel (Tianjin ) Co., Ltd.](https://www.micstatic.com/mic-search/img/com-logo.png?_v=1718945711908)
Mydehow Steel (Tianjin ) Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945711908)
Suppliers with verified business licenses
5.0
![Plant Area](https://www.micstatic.com/mic-search/img/area.png?_v=1718945711908)
Plant Area
![Number of Employees](https://www.micstatic.com/mic-search/img/employee.png?_v=1718945711908)
Number of Employees
Trading Company
Steel Pipe/Carbon Steel Pipe/Seamless Steel Pipe/Seamless Tube/Steel Tube/Aluminum Products/Galvanized Products
ODM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Manufacturer/Factory
, Group Corporation
Seamless Steel Pipe , Boiler Tube , Casing Pipe , Alloy Steel Pipe
OEM, ODM, Own Brand
within 15 workdays
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...
![Cangzhou Chengsheng Pipeline Equipment Co., Ltd.](https://www.micstatic.com/mic-search/img/com-logo.png?_v=1718945711908)
Cangzhou Chengsheng Pipeline Equipment Co., Ltd.
![China Supplier - Gold Member](https://www.micstatic.com/common/img/icon/gold-member.png?_v=1718945711908)
Suppliers with verified business licenses
4.0
![Plant Area](https://www.micstatic.com/mic-search/img/area.png?_v=1718945711908)
Plant Area
![Number of Employees](https://www.micstatic.com/mic-search/img/employee.png?_v=1718945711908)
Number of Employees
Trading Company
Metal Part , Steel Pipe , Pipe Fitting
Response Time≤3h
within 15 workdays
![Tianjin Huilifeng Anti-Corrosion and Insulation Steel Pipe Group Co., Ltd.](https://www.micstatic.com/mic-search/img/com-logo.png?_v=1718945711908)
Tianjin Huilifeng Anti-Corrosion and Insulation Steel Pipe Group Co., Ltd.
![China Supplier - Gold Member](https://www.micstatic.com/common/img/icon/gold-member.png?_v=1718945711908)
Suppliers with verified business licenses
4.0
![Plant Area](https://www.micstatic.com/mic-search/img/area.png?_v=1718945711908)
Plant Area
![Number of Employees](https://www.micstatic.com/mic-search/img/employee.png?_v=1718945711908)
Number of Employees
Manufacturer/Factory
, Trading Company
3LPE Coated Pipe , 3LPP Coated Pipe , Epoxy Coated Pipe , HDPE Pipe , Steel Pipe
Own Brand, ODM, OEM
ISO9001:2015, ISO14001:2015, ISO45001:2018 certificate
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
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...
Manufacturer/Factory
Steel Pipe , Steel Plate , Steel Coil , Rebar , Profile
OEM, ODM
Response Time≤3h
Manufacturer/Factory
, Trading Company
Cold Drawn Precision Seamless Tube , Profiled Tube , Alloy Steel Tubes , Rectangular Pipe , Steel Pipe Cutting
OEM, ODM
ISO 9001
![Tianjin Deer Supply Chain Management Co., Ltd.](https://www.micstatic.com/mic-search/img/com-logo.png?_v=1718945711908)
Tianjin Deer Supply Chain Management Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945711908)
Suppliers with verified business licenses
5.0
![Plant Area](https://www.micstatic.com/mic-search/img/area.png?_v=1718945711908)
Plant Area
![Number of Employees](https://www.micstatic.com/mic-search/img/employee.png?_v=1718945711908)
Number of Employees
Manufacturer/Factory
, Trading Company
Prepainted Steel Coil , PPGI/PPGL , PPGI Slitted Coils , Galvanized Steel Coils , Galvanized Steel Strips
ODM, OEM
Nil
Manufacturer/Factory
, Trading Company
Glass Water Pipe , Glass Art , Recycler Glass Water Pipe , Smoking Accessories , Glass Smoking Pipes
OEM, ODM
ISO 9001, GMP
![Jiangsu Xinyi Steel Industry Co., Ltd.](https://www.micstatic.com/mic-search/img/com-logo.png?_v=1718945711908)
Jiangsu Xinyi Steel Industry Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945711908)
Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
Stainless Steel , Carbon Steel , Galvanized Products , Aluminum , Copper
ISO 9001
Wuxi, Jiangsu
![Wanshida Steel (Shandong) Co., Ltd.](https://www.micstatic.com/mic-search/img/com-logo.png?_v=1718945711908)
Wanshida Steel (Shandong) Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945711908)
Suppliers with verified business licenses
5.0
![Plant Area](https://www.micstatic.com/mic-search/img/area.png?_v=1718945711908)
Plant Area
![Number of Employees](https://www.micstatic.com/mic-search/img/employee.png?_v=1718945711908)
Number of Employees
Trading Company
PPGI , Galvanized Coil , Galvanized Pipe , Carbon Steel Coil , Carbon Steel Plate
ODM, Own Brand
Nil