Seamless Line Pipe Factory Total 1,433 manufacturers & suppliers found with 4,299 products
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
Jiangsu Huaye Special Steel Manufacturing Co., Ltd.
Since 2019
2000+
66
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Roller , Furnace Roller , Radiant Tube , Tray , Basket
ODM, OEM
ISO9001:2015
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...
Shandong Jiugang Tisco Steel Co., Ltd.
Since 2023
10 Mil
132
8
Suppliers with verified business licenses
5.0
Annual Revenue
Plant Area
Number of Employees
Trading Company
Stainless steel profiles , carbon steel , galvanized steel
OEM, ODM
ISO 9001, QC 080000
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...
Shandong Baotai Steel Co., Ltd.
Since 2022
200
11
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Carbon Steel , Galvanized Steel , PPGI , PPGL , Sheet Pile
Nil
within 15 workdays
Derun Metal Products (Shandong) Co., Ltd
Since 2022
120
19
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Stainless steel , Carbon steel , Colour coated steel , Special type steel , Wire bar steel
ISO9001:2015
within 15 workdays
Manufacturer/Factory
, Trading Company
Steel Round Bar , Steel Square Bar , Slotted Angle Bar , Cold Drawn Steel Bar , Q&T Heat Treated Steel Bar
OEM
ISO 9001, ISO 9000, ISO 14001, OHSAS/ OHSMS 18001, QHSE...
Manufacturer/Factory
Carbon Steel Plate/Coil /Tube/Strip , Stainless Steel Plate/Coil /Tube/Strip , Galvanized Steel Plate/Coil /Tube/Strip , Aluminium Steel Plate/Coil , PPGI
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Manufacturer/Factory
, Trading Company
Steel Tube , Flange/Pipe Fitting , Welded Tube/Seamless Pipe , Steel Plate/Coil , Nickel Alloy
OEM, ODM
ISO 9001, BSCI
Manufacturer/Factory
, Trading Company
Aluminum Tube , Aluminum Plate , Aluminum Foil , Aluminum Coil , Aluminum Circle
Own Brand
ISO 9001
Manufacturer/Factory
, Trading Company
Wire Mesh , Steel Square Pipe , Roofing Sheet , Wire Nails , Fiberglass Cloth
OEM, ODM, Own Brand
ISO 9001, ISO 14001
Mydehow Steel (Tianjin ) Co., Ltd.
Since 2024
59
5
Suppliers with verified business licenses
5.0
Plant Area
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...
Trading Company
Galvanized Steel , PPGI/PPGL , Steel Plate , Round Bar , Steel Pipe
OEM, ODM
ISO 9001, ISO 14001
Manufacturer/Factory
Stainless Steel Pipe , Stainless Steel Seamless Pipe , Welded Stainless Steel Pipe , Sanitary Stainless Steel Pipe , Heat Exchanger Tube
OEM, ODM, Own Brand
Response Time≤3h
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
Stainless Steel Plate , Stainless Steel Pipe , Stainless Steel Round Bar , Hartz Alloy , Stainless Steel Coil
OEM, ODM
Response Time≤3h
Wuxi Aojiewei Metal Materials Co., Ltd.
Since 2024
54
5
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Stainless Steel Coil , Stainless Steel Plate
ODM
within 15 workdays
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 Sheet/Plate , Steel Pipe/Tube , Steel Coil/Strip , Steel Profile , Copper Plate/Pipe/Bar
OEM, ODM, Own Brand
ISO 9001, GMP
OASIS OIL TOOLS CO., LTD.
Since 2016
2000+
61
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Water well screens , pipe base well screens , perforated pipe , sand control well screens , premium screens
Own Brand, ODM, OEM
ISO9001:2015
Sino Steel Group (Shandong) Co., Ltd.
Since 2023
9 Mil
100
8
Suppliers with verified business licenses
5.0
Annual Revenue
Plant Area
Number of Employees
Trading Company
Stainless steel profiles , carbon steel , galvanized steel
OEM, ODM
ISO 9001, ISO 9000, ISO 20000
Manufacturer/Factory
, Trading Company
Steel Pipe , Steel Rebar , Carbon Steel Coil , Carbon Steel Pipe , Carbon Steel Sheet
OEM, ODM
ISO 9001
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
Brake Hose , PTFE Brake Hose , Brake Hose Fitting , Brake Line , Brake Tube
OEM, ODM, Own Brand
Response Time≤3h
Manufacturer/Factory
Stainless Steel Sheet/Coil , Stainless Steel Pipe , Carbon Steel Sheet /Plate/Sheet , Carbon Steel Pipe/Tube , Galvanized Steel Sheet/Plat/Coil
OEM
within 15 workdays
Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd.
Since 2024
2000+
167
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Seamless Steel Pipe
ODM, OEM, Own Brand
IATF16949:2016
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
Jinan Zunkai Materials Co., Ltd.
Since 2021
850
37
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Galvanzied Steel Coil , Galvalume Steel Coil , Hot Steel Coil , Cold Rolled Steel , PPGI
OEM, ODM
ISO9001:2015
Manufacturer/Factory
, Trading Company
Stainless Steel Manifold , Metal Stamping , Stainless Steel Stamping , Stainless Steel Chinmney Cowls , Stainless Steel Deep Drawn
OEM, ODM
ISO 9001, IATF16949