Wholesale Astm Seamless Tube Total 1,149 manufacturers & suppliers found with 3,447 products
Manufacturer/Factory
, Group Corporation
Seamless Steel Pipe , Boiler Tube , Casing Pipe , Alloy Steel Pipe
Tianjin, Tianjin
Hebei Shengtian Pipe-Fitting Group Co., Ltd.
Since 2013
2000+
110
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Steel Plate; Steel Pipe
Own Brand
ISO9001:2015, ISO14001:2015, ISO45001:2018
Manufacturer/Factory
Stainless Steel Pipe , Pipe Fittings , Ss Plate/Sheet , Stainless Steel Seamless Pipe , Stainless Steel Tube
OEM, ODM, Own Brand
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001, IATF16949
Manufacturer/Factory
Stainless Steel Coil/Sheet/Strip/Pipe/Bar/Wire , Galvanized Steel Coil/Plate/Wire , Carbon Steel Coil/Sheet/Strip/Pipe/Bar/Wire , PPGI
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14000
Manufacturer/Factory
, Trading Company
Cold Drawn Precision Seamless Tube , Profiled Tube , Alloy Steel Tubes , Rectangular Pipe , Steel Pipe Cutting
OEM, ODM
ISO 9001
Manufacturer/Factory
Stainless Steel Sheet , Galvanized Steel Sheet , Galvanized Steel Coil , Galvanized Steel Pipe , Aluminum Plate
OEM, ODM
ISO 9001, ISO 9000, ISO 14001, BSCI, ANSI/ESD
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
Wenzhou Sixmeters Steel Industrial Co., Ltd
Since 2022
1000
17
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Stainless Steel Tube , Stainless Steel Flange , Stainless Steel Tube Joint , Stainless Steel Tube Accessory
ODM, OEM
BRC
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...
Manufacturer/Factory
, Trading Company
Wire Mesh , Steel Square Pipe , Roofing Sheet , Wire Nails , Fiberglass Cloth
OEM, ODM, Own Brand
ISO 9001, ISO 14001
Manufacturer/Factory
, Trading Company
Steel Plate , Steel Tube , Angle Steel Bar , Round Bar , CNC Cutting Service
OEM
ISO 9001, ISO 9000, ASME
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
Nickel Plate/Nickel Sheet , Nickel Pipe/Nickel Tube , Nickel Bar/Nickel Profile , Aluminum Coil/Aluminum Strip/Aluminum Foil , Aluminum Pipe
OEM, ODM
Response Time≤3h
Manufacturer/Factory
Stainless Steel Plate , Stainless Steel Pipe , Stainless Steel Round Bar , Hartz Alloy , Stainless Steel Coil
OEM, ODM
Response Time≤3h
Wuxi Liford Import and Export Co., Ltd.
Since 2021
0.5 Mil
40
3
Suppliers with verified business licenses
5.0
Annual Revenue
Plant Area
Number of Employees
Trading Company
Material Handling Equipment , Stackers , Lift Tables , Indoor Hydroponics Systems
OEM, ODM
ISO 9001, ISO 14001
Zhejiang Chanyat Power Engineering Co., Ltd.
Since 2016
120
6
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
Galvanized High Strength Steel Pipes , Carbon Steel Seamless Stainless Steel Elbow , Carbon Steel Thread Tee , Carbon Steel FF RF Blind Butt Welding Flange , Carbon Steel Cap
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001
Manufacturer/Factory
Stainless Steel , Galvanized Galvalume Steel Coil , Carbon Steel , PPGI/PPGL , Steel Pipe
OEM
ISO 9001, IATF16949
Shandong Wealth Petroleum Equipment Co., Ltd.
Since 2019
200
7
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Pumping Unit , Petroleum Equipment , Casing Pipe , Drill Pipe , Steel Pipe
ODM, OEM
ISO9001:2015, ISO14001:2015
Manufacturer/Factory
, Trading Company
Cold Rolled Steel Products , Galvanized Steel Products , Carbon Steel Products , Stainless Steel Products , Hot Rolled Steel Products
Own Brand
ISO 9001, ISO 9000
Manufacturer/Factory
Carbon Steel Pipe , Stainless Steel Pipe , Copper Nickel Tube , Heat Exchanger Tube , Boiler Tube
OEM, Own Brand
Response Time≤3h
Jipai Fluid Control Technology (Jiangsu) Co., Ltd.
Since 2022
2000+
58
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
General Instrumentation Valves and Fittings , High Purity & Ultra High Purity Products- GPTECH UHP Products , Hose & Tubing , Special Alloy Valves
ODM, OEM
ISO 9001
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
Copper Pipe , Square Steel Pipe , Seamless Steel Pipe , Stainless Steel Pipe , Stainless Steel Plate
ISO 9001, ISO 9000
within 15 workdays
Tianjin RuiTong Iron & Steel Co., LTD.
Since 2021
2000+
200
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
Erw Steel Pipe , Galvanised Steel Pipe , Square and Rectangular Pipe , Spiral Steel Pipe
Own Brand, ODM, 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
, Trading Company
Copper Tube , Brass Tube , Square Tube
copper
ISO 9001, ISO 9000, ISO 14001, ISO 14000, OHSAS/ OHSMS 18001
Manufacturer/Factory
, Trading Company
Steel Pipe , Steel Plate , Alloy Plate , Metal Material Welding , Metal Cutting
OEM, ODM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, OHSAS/ OHSMS 18001...
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
Manufacturer/Factory
Honed Tubes , Piston Rods , Hydraulic Cylinders , Colding Drawing Tubes , Cold Drawing Machines
OEM, ODM
ISO 9001, GMP