Round Steel Pipe Sizes Total 2,000+ manufacturers & suppliers found with 6,000+ products
Shandong Tongmao Special Steel Co., Ltd.
Since 2020
140
11
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Seamless Steel Pipe , Copper Pipe , Stainless Steel Pipe , Stainless Steel Coil , Galvanized Steel Coil
Own Brand
ISO9001:2015
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
, Trading Company
Steel Sheet/Plate , Steel Pipe/Tube , Steel Coil/Strip , Steel Profile , Copper Plate/Pipe/Bar
OEM, ODM, Own Brand
ISO 9001, GMP
Trading Company
Steel Pipe , Steel Bar , Steel Coil , Steel Sheet , Copper
Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Manufacturer/Factory
, Trading Company
Copper , Zinc Ingot , Aluminum Ingot , Lead Ingot , Tin Ingot
OEM, ODM
ISO 9001, GMP
Songchen Steel Co., Ltd
Since 2024
Suppliers with verified business licenses
5.0
Manufacturer/Factory
Steel Rebar , Galvanized Steel Coil , Galvanized Steel Sheet , Galvanized Steel Pipe , Corrugated Galvanized Steel Sheet
ISO 9001, ISO 9000, ISO 14001, ISO 14000
Jinan, Shandong
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
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
Lingchuang Iron and Steel Group Co., Ltd
Since 2023
159
7
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Stainless steel coil , galvanized steel coil , steel rebar , copper sheet
Response Time≤3h
ISO 9001
Shandong Huazhu Metal Manufacture Co., Ltd.
Since 2022
210
11
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Galvanized Steel Coil , Seamless Steel Pipe , Roofing Sheet , PPGI , Stainless Steel Pipe
OEM, ODM, Own Brand
Nil
Manufacturer/Factory
, Trading Company
Aluminum Products , Stainless Products , Carbon Steel Products , Copper Products , Galvanized Products
OEM, ODM
ISO 9001, ISO 9000, ISO 20000, BSCI, BRC
Manufacturer/Factory
Carbon Steel Plate , Carbon Steel Pipe Tube , Stainless Steel Pipe Tube , PPGI Color Coated Coil , Galvanized Pipe
OEM
ISO 9001
Manufacturer/Factory
, Trading Company
Steel Sheet/Plate , Steel Pipe/Tube , Steel Coil/Strip , Steel Profile , Copper
OEM, ODM
ISO 9001, ISO 9000
Taizhou Tiansheng Stainless Steel Products Co., Ltd.
Since 2022
2000+
58
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Stainless Steel Sheet , Stainless Steel Bar , Stainless Steel Pipe , Stainless Steel Coil , 304 Stainless Steel Sheet
ODM, OEM
ISO 9001
Manufacturer/Factory
Steel Pipe , Steel Plate , Steel Bar , Stainless Steel Pipe , Stainless Steel Sheet
OEM, ODM
ISO 9001, ISO 20000
Manufacturer/Factory
Seamless Steel Pipe , Piling Pipe , ERW Pipe , Spiral Welded Pipe , LSAW Steel Pipe
ODM
ISO 9001
Manufacturer/Factory
, Trading Company
Hot Rolled Steel Coil , Galvanized Steel Coil , PPGI Coil , Roofing Sheet , Galvanized Steel Pipe
OEM, ODM
ISO 9001
Shandong Aofeng Metal Material Co., Ltd
Since 2022
90
9
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Stainless Steel Plate , Stainless Steel Coil , Galvanized Steel Coil , Prepainted Galvanized Steel Coil , Carbon Steel Coil Tinplate
OEM, ODM
ISO9001:2015
Yangtze Steel Group (China) Co., Ltd.
Since 2023
210
16
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Seamless Steel Pipe , Welded Pipe , Galvanized Steel Coil/Sheet , Carbon Steel Coil/Sheet , Steel Profile
OEM, ODM, Own Brand
Response Time≤3h
Tianjin Yuantai Derun Steel Pipe Manufacturing Group Co., Ltd.
Since 2024
2000+
1000+
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Square and Rectangular Steel Tube/Pre-Galvanized Pipes/Hot Rolled Steel Pipe/ERW Steel Pipe/Hot Dipped Galvanized Pipes
ODM, OEM, Own Brand
ISO9001:2015, ISO14001:2015
Manufacturer/Factory
Carbon Steel Plate/Coil/Tube/Bar/Fittings , Galvanised Sheet/Coil/Pipe/Bar/Fittings , Aluminium Sheet/Coil/Tube/Bar/Accessories , Stainless Steel Plate/Coil/Tube/Bar/Accessories , Hastelloy/Nickel /Inconel/Monel /Titanium Alloys
OEM, ODM
within 15 workdays
Manufacturer/Factory
, Group Corporation
Steel Pipe , Steel Sheet/Plate , Steel Coil , Steel Bar , Stainless Steel
OEM, ODM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Trading Company
Carbon Steel Product , Steel Rebar , Galvanized Steel Products , Prepainted Steel Series , Stainless Steel Products
ISO 9001, ISO 14001, ISO 50001
Jinan, Shandong
Manufacturer/Factory
Stainless Steel Sheet , Steel Sheet , Corrugated Sheet , Aluminum Sheet , Carbon Steel Coil
Wuxi, Jiangsu
Manufacturer/Factory
Stainless Steel Sheet/Plate , Stainless Steel Coil , Stainless Steel Bar , Stainless Steel Pipe , Galvanized Sheet
OEM, ODM
ISO 9001
Manufacturer/Factory
, Trading Company
Stainless Steel Sheet , Stainless Steel Plate , Stainless Steel Pipe , Stainless Steel Tube , Stainless Steel Coil
OEM, ODM
ISO 9001, BSCI, ANSI/ESD, ASME
Naxin Heavy Industry Group Co., Ltd
Since 2022
Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
Hot Rolled Steel Coil/Plate , Cold Rolled Steel Coil/Plate , Galvanized Steel Coil/Plate , Galvanized Steel Pipe , PPGI/PPGL Color Coated Steel Coil
ISO 9001
Jinan, Shandong
Licheng (Shandong) Metal Materials Co., Ltd.
Since 2023
163
15
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Steel Pipe , Steel Coil , Steel Rebar , Galvanized Pipe , Square Tube
OEM
ISO 9001
Manufacturer/Factory
, Trading Company
Hot-Rolled Steel Coils , Cold-Rolled Steel Coils , Galvanized Steel Coils
OEM, ODM, Own Brand
ISO 9001, IATF16949, HSE, QC 080000, BSCI...