Seamless Duplex Pipe Total 430 manufacturers & suppliers found with 1,290 products
Manufacturer/Factory
Forged Flanges , Steel Elbows , Steel Tees , Steel Reducers , Steel End Caps
OEM, ODM
ISO 9001
Jiangsu Jialong Steel Co., Ltd.
Since 2022
66
3
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Stainless Steel Sheet , Stainless Steel Plate , Stainless Steel Pipe , Stainless Steel Tube , Stainless Steel Coil
ODM, OEM
ISO 9001
WENZHOU HEBO FLUID CO., LTD
Since 2021
Suppliers with verified business licenses
4.0
Manufacturer/Factory
, Trading Company
Sanitary Stainless Steel Pipe Fitting , Sanitary Stainless Steel Valves , Industrial Stainless Steel Pipe Fitting , Industrial Stainless Steel Valve , Flange
OEM
ISO 9001
Hebei Pipeline Equipment HN Co., Ltd.
Since 2017
Suppliers with verified business licenses
5.0
Manufacturer/Factory
Steel Pipes , Pipe Fittings (Elbow Tee Reduer Cap...) , Flange , Pipe Spool , Thermal Insulation Pipe
OEM, ODM
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001, ASME
Manufacturer/Factory
, Trading Company
Aluminum Tube , Aluminum Plate , Aluminum Foil , Aluminum Coil , Aluminum Circle
Own Brand
ISO 9001
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
Trading Company
Steel Tube/Pipe , Solar Steel Brackets/Accessories , Steel Coil/Sheet , Steel Nail , Pet Iron Cage
OEM
ISO 9001, ISO 14001, ISO 14064
Manufacturer/Factory
, Trading Company
, Group Corporation
Casting , Forging , Machining , Stamping , Agriculture Machinery Parts
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14000, IATF16949, HSE...
Manufacturer/Factory
, Trading Company
Steel Plate , Galvanized Steel Coil , Galvalume Steel , Galvalume Panels , PPGI/PPGL Coil
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 10012
Manufacturer/Factory
, Trading Company
Steel Plate , PPGI , Seamless Steel Pipe , Galvanized Steel Coil , Stainless Steel Plate
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 10012
Manufacturer/Factory
, Trading Company
Steel Pipe , Pipes , Stainless Steel Pipe , Stainless Steel Seamless Pipe , Seamless Stainless Pipe
ISO9001:2015
Wenzhou, Zhejiang
Jiangsu Tisco Steel Co., Ltd.
Since 2022
Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
Stainless Steel Sheet , Copper Sheet , Stainless Steel Coil , Aluminium Plate , Carbon Steel Plate
OEM, ODM, Own Brand
ISO 9001, BSCI, ASME
Manufacturer/Factory
, Trading Company
Stainless Steel Profile , Stainless Steel Profile Wire , Steel Profile , Stainless Steel Tubing , Special-Shaped Steel Tube
OEM
ISO 9001, ISO 9000, ISO 14001
Zhangjiagang HaoHua Industry Pipe Co., Ltd.
Since 2022
163
8
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Trading Company
Fin Tube , Tubesheet , Forging Disk , Seamless Tube , Flange
Own Brand
ISO 9001, ASME
East Ai Machinery Co., Limited
Since 2019
312
34
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Honed Tube , Chrome Plated Bar , Chrome Bar , Aluminium Tube , Hydraulic Cylinder
ODM
ISO 9001, GMP
Liaocheng Shengteng New Material Co., Ltd.
Since 2023
60
3
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Seamless Steel Pipe , Carbon Steel Plate , Galvalume Coil , PPGI Roof , H Beam
ODM, OEM
ISO 9001, BSCI, ANSI/ESD
Trading Company
Mould Steel Bar , Mould Steel Plate , Free Cutting Steel Bar , Alloy Steel Bar , Alloy Steel Tube
ISO 9001
Chengdu, Sichuan
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
Pipeline Steel , Cold-Rolled Steel Pipe , Steel Bar , Hot Rolled Steel Pipe , Rectangular Square Steel Tube
OEM
ISO 9001, ISO 9000, ISO 14001
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
Stainless Steel Sheet Plate/Coil /Tube/Strip , Galvanized Steel Sheet Plate/Coil /Tube/Strip , Carbon Steel Sheet Plate/Coil /Tube/Strip , PPGI/PPGL/Gi Coil , Aluminium Steel Sheet Plate/Coil
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Manufacturer/Factory
Stainless Steel Sheet/Plate , Stainless Steel Coil , Stainless Steel Bar , Stainless Steel Pipe , Galvanized Sheet
OEM, ODM
ISO 9001
Shandong Meide Import and Export Co., Ltd.
Since 2023
Suppliers with verified business licenses
5.0
Trading Company
Steel Pipe , Cold Drawn Precision Seamless Steel Pipe , Precision Seamless Steel Tubes , Shaped Seamless Steel Tube , Steel Forging
OEM, ODM
Response Time≤3h
Hunan Shunfu Metal Material Co., Ltd.
Since 2022
68
24
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
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
Response Time≤3h
Nil
Changzhou Dlx Alloy Co., Ltd.
Since 2022
338
23
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Copper Alloy; Zinc Alloy; Titanium Alloy; Nickel Alloy; Stainless Steel Alloy
OEM, ODM, Own Brand
ISO9001:2015
Manufacturer/Factory
, Trading Company
Square Tube , PPGI , Galvanized Steel Sheet Coil , Cold Rolled Steel Sheet Coil , Stainless Steel Sheet
OEM, ODM
Response Time≤3h
Manufacturer/Factory
, Trading Company
Aluminized Steel/Pipe , Zam Steel /Pipe , Powder Sprayed Steel , Galvalume Steel Coil/Pipe , Galvanized Steel Coil/Pipe
Own Brand
Response Time≤3h
Shandong Kunda Steel Co., Ltd.
Since 2022
144
40
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Wear Resistant Steel Plate , Alloy Steel Plate , Stainless Steel Plate , High Strength Steel Plate , Tank Plate
ISO 9001, ISO 14000, OHSAS/ OHSMS 18001
within 15 workdays
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...