Round Api Casing Total 358 manufacturers & suppliers found with 1,074 products
Manufacturer/Factory
, Trading Company
Steel Pipe , Steel Rebar , Carbon Steel Coil , Carbon Steel Pipe , Carbon Steel Sheet
OEM, ODM
ISO 9001
Hongye Steel (Shandong) Co., Ltd.
Since 2023
2000+
104
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Seamless Steel Tube , Steel Plate , Steel , Ppgl , Ppgi
ODM, OEM
within 15 workdays
Manufacturer/Factory
Diamond Core Drill , DTH Hammer , Reverse Circulation Hammer , Drill Rig , Tricone Bits
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
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
Pipe Elbow , Pipe Tee , Pipe Cap , Pipe Reducer , Pipe Bend
Own Brand
ISO9001:2015, ISO14001:2015, ISO45001:2018
Manufacturer/Factory
Stainless Steel Sheet/Plate , Stainless Steel Coil , Stainless Steel Bar , Stainless Steel Pipe , Galvanized Sheet
OEM, ODM
ISO 9001
Dongying Zhaoxin Industry and Trade Co, Ltd.
Since 2022
2000+
61
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Oil Well Packer , Torque Anchor , Centralizer , Pup Joint
ODM, OEM
ISO9001:2015, ISO14001:2015, ISO45001:2016
Shandong Liaocheng Yuanhetai Steel Products Co., Ltd.
Since 2017
2000+
27
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
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
Copper Pipe , Square Steel Pipe , Seamless Steel Pipe , Stainless Steel Pipe , Stainless Steel Plate
ISO 9001, ISO 9000
within 15 workdays
Manufacturer/Factory
, Trading Company
, Group Corporation
Steel Structure , Steel & Iron Products , Chemicals , Building Materials , LED Lights
OEM
ISO 9001, ISO 9000
Manufacturer/Factory
, Trading Company
Galvanized Post , Steel Pipe , Steel Plate , Steel Beam , Steel Coil
Own Brand
ISO 9001, ISO 9000
Manufacturer/Factory
Stainless Steel Sheet , Steel Sheet , Corrugated Sheet , Aluminum Sheet , Carbon Steel Coil
Wuxi, Jiangsu
Shandong Xindarong Steel Pipe Manufacturing Co., Ltd.
Since 2022
2000+
22
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
Steel Tube , Seamless Steel Tube , Steel Plate
Own Brand, ODM, OEM
Nil
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
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
Compensator , Metal Bellows , Expansion Joint , Dismantling Joint , Flanges
OEM, ODM, Own Brand
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
Manufacturer/Factory
, Trading Company
Cold Rolled Coil and Plate , Galvanized Coil , Galvalume Coil , PPGI PPGL Coil , Galvanized Roofing Sheet
OEM, ODM
Response Time≤3h
Manufacturer/Factory
, Trading Company
Steel Tube , Carbon Steel Pipe , Welded Tube , Seamless Pipe , Stainless Steel Tube
OEM, ODM
ISO 9001, BSCI
Manufacturer/Factory
, Trading Company
Bow Thrusters , Windlasses , Winches , Capstan , Lifeboat
OEM, ODM
ISO 9000, QC 080000
Shanxi Huaao Machinery Engineering Co., Ltd.
Since 2023
18 Mil
80
6
Suppliers with verified business licenses
4.0
Annual Revenue
Plant Area
Number of Employees
Trading Company
Rolling Mill , Pipe Mill , Rolls , Cardan Shaft , Forging
Company Standard
Xinzhou, Shanxi
Manufacturer/Factory
Plug Valve , Gate Valve , Choke and Kill Manifold , Wellhead Equipment , Christmas Tree
OEM, ODM
ISO 9001, ISO 14001, ISO 14000, ISO 20000, OHSAS/ OHSMS 18001
Manufacturer/Factory
DTH Hammer , DTH Bit , Taper Drill Bit , Taper Drill Rod , Extension Rod
OEM, ODM
ISO 9001, EICC
TAIYUAN HUAYE HEAVY INDUSTRY CO.,LTD
Since 2023
500
3
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Spiral Welded Pipe Mill , ERW Tube Mill , End Facing and Beveling Machine , Hydrostatic Tester , Cold Roll Forming Mill
Own Brand
ISO 9001
Manufacturer/Factory
Rock Drilling Tools , Bullet Teeth Bk47 Bkh47 B47K , Foundation Drilling Tools , Road Milling Bit W6 , Coal Cutter Picks Ts
OEM
ISO 9001, ISO 9000
Manufacturer/Factory
Stainless Steel Coil , Stainless Steel Plate , Stainless Steel Sheet , Stainless Steel Strip , Stainless Steel Pipe
OEM, ODM
ISO 9001, IATF16949, HSE, QC 080000, GMP...
Manufacturer/Factory
Stainless Steel Plate , Stainless Steel Pipe , Stainless Steel Round Bar , Hartz Alloy , Stainless Steel Coil
OEM, ODM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Zhangjiagang Zhongyue Metallurgy Equipment Technology Co., Ltd.
Since 2022
2000+
126
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Tube Mill
ODM, OEM
ISO9001:2015
Manufacturer/Factory
, Trading Company
Welded Pipe Mill , ERW Pipe Mill , LSAW Pipe Mill , SSAW Pipe Mill , Slitting Line
OEM
Response Time≤3h
Manufacturer/Factory
, Trading Company
Welding Wire , Welding Electrode , Welding Machine , Welding Helmet , Welding Clothes
OEM, ODM
ISO 9001
Fluid Tech Piping Systems (Tianjin) Co., Ltd
Since 2024
2000+
2
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Malleable Iron Pipe Fittings , Grooved Pipe Fittings , Pipe Hangers , Anti-Seismic Bracket , Fire Valve
Own Brand
Response Time≤3h