Wholesale Seamless Duplex Pipe Total 435 manufacturers & suppliers found with 1,305 products
Manufacturer/Factory
, Trading Company
Pipe Fitting , Flange , Valve , Carbon Steel Pipe , Gasket
OEM, ODM
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001, HSE, ASME...
Zhejiang Xindeda Special Pipe Industry Co., Ltd.
Since 2008
2000+
40
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Manufacturer/Factory
Stainless Steel Pipes/Tubes , Stainless Steel Seamless Pipes/Tubes , Austenite Stainless Steel , Cold Drawn Stainless Steel Pipe , Stainless Steel Flange/Fittings
Own Brand, OEM
ISO9001:2008
Jiangsu Zhengkuan Iron And Steel Co., Ltd.
Since 2021
2000+
28
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Steel Pipe , Steel Plate , Steel Coil , Aluminum Coil , Stainless Steel
OEM
ISO9001:2015
Manufacturer/Factory
Stainless Steel Pipe , Stainless Steel Plate , Stainless Steel Bar , Alloy Steel Pipe , Stainless Steel Coil
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
Shandong Great Steel Co., Ltd
Since 2023
140
21
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
Welded Steel Pipe , Ductile Iron Pipe , Seamless Steel Pipe
Own Brand, ODM, OEM
ISO 9001, ISO 14064
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
Zhongye Metal Products (Shandong) Co., Ltd
Since 2023
136
8
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Aluminum Plate , Aluminum Coil , Aluminium Pipes , Aluminum Bar , Copper Plate
OEM
Nil
Trading Company
Steel Pipe , Steel Bar , Steel Coil , Steel Sheet , Copper
Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Shandong Hengyuan Materials (Group) Co., Ltd
Since 2022
Suppliers with verified business licenses
5.0
Manufacturer/Factory
Steel , Stainless Steel , Aluminum , Copper , Alloy
ISO 9001
Liaocheng, Shandong
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
Jiangsu Tisco Metal Products Co., Ltd
Since 2022
220
18
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Stainless Steel Plate , Stainless Steel Coil , Stainless Steel Strip
OEM, ODM
ISO 9001, BSCI
Manufacturer/Factory
, Trading Company
Steel Pipe , ERW Pipe , SSAW , Carbon Steel , Tube
OEM
ISO 9001, ISO 14001, ISO 20000
Xiamen Qishine Imp.&Exp. Co., Ltd.
Since 2019
100
3
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Manufacturer/Factory
Gasket , Stud Bolt and Nut , CS Ss as Flange , CS Ss as Pipe , New Energy Solar Supply System
OEM
Response Time≤3h
Zhejiang Zhong Ding Iron and Steel Co., Ltd.
Since 2022
Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
304 Stainless Steel Plate
ISO 9001, ISO 14001
Ningbo, Zhejiang
Zhangjiagang Chewit International Co., Ltd.
Since 2020
100
6
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Carbon Seamless Pipe , Steel Forging , Stainless Tube
OEM
Response Time≤3h
Manufacturer/Factory
, Trading Company
, Group Corporation
Copper Alloy , Stainless Steel , Alloy Steel , Tool Steel , Special Steel
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 20000, SA 8000, BS 25999-2...
Manufacturer/Factory
Stainless Steel Raw Materials , Copper Products , Aluminum Products , Alloy Steel , Tool Steel
OEM
ISO 9001, OHSAS/ OHSMS 18001, ISO 14064, QC 080000
Wuxi Tenide Metal Technology Co., Ltd.
Since 2023
Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
Line Pipe , Aluminum Pipe , Aluminum Foil , Carbon Steel Pipe , Stainless Steel
OEM, ODM, Own Brand
Response Time≤3h
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
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
Manufacturer/Factory
, Trading Company
Steel Plate , Steel Sheet , Steel Coil , PPGI Steel Coil , Stainless Steel Tube
OEM, ODM
ISO 9001, BSCI
Shandong Jiugang Stainless Steel Co., Ltd
Since 2022
212
27
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Stainless Steel , Carbon Steel , Galvanized
within 15 workdays
Jinan, Shandong
Shandong Baowu Steel Group Co., Ltd.
Since 2022
2000+
17
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Carbon Steel Plate , Carbon Steel Seamless Pipe , Carbon Steel Rod , Galvanized Steel Plate , Galvanized Steel Pipe
OEM, ODM
Nil
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...
TJYCT STEEL CO., LTD.
Since 2012
500
16
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Stainless Steel Coil and Plate , Stainless Steel Pipe , Carbon Steel Coil and Plate , Galvanized Products , Alluminum Products
OEM, ODM
ISO 9001
Manufacturer/Factory
, Trading Company
Stainless Steel Pipe , Ss Pipe , Stainless Steel Tube , Ss Tube , Butt Welded Fitting
OEM, ODM
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
Manufacturer/Factory
Silicon Steel , Steel Wire Rope , Steel Pipe , Steel Coil , Steel Sheet
OEM, ODM
ISO 9001, ISO 9000, ISO 20000
Manufacturer/Factory
Fin Tube , Fin Tube Heat Exchanger , Air Cooler , Fin Tube Radiator , Economizer
OEM, ODM
ISO 9001, ISO 14001, ASME
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...