Wholesale Carbon Steel Union Total 2,000+ manufacturers & suppliers found with 6,000+ products
Zhejiang Italy Copper Industry Co., Ltd.
Since 2011 Suppliers with verified business licenses
5.0
Audited Supplier
2000+
Plant Area
20
Number of Employees
Manufacturer/Factory
, Trading Company
Valve , Bibcock , Check Valve , Pipe Fittings , Gate Valve
OEM
ISO 9001
-
US$ 0.64 / Piece3000 Pieces (MOQ) -
US$ 0.65 / Piece3000 Pieces (MOQ)
-
US$ 0.65 / Piece2000 Pieces (MOQ)
Audited Supplier
Manufacturer/Factory
Corrugated Machine/Cardboard Machine , High Speed Corrugated Cardboard Production Line , Slitter Knife/Industrial Cutting Blade , Auto Splicer , Corrugating Roller
OEM, ODM
ISO 9001
-
US$ 10 / Piece1 Piece (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
Hebei Beiteer Hydraumatic Equipment Co., Ltd.
Since 2023 Suppliers with verified business licenses
5.0
2000+
Plant Area
46
Number of Employees
Manufacturer/Factory
, Trading Company
Hydraulic Fitting , Rubber hose , Contracting Pipe Machine
ODM, OEM, Own Brand
Response Time≤3h
-
US$ 0.15 / Piece50 Pieces (MOQ)
-
US$ 0.15 / Piece50 Pieces (MOQ)
-
US$ 0.15 / Piece50 Pieces (MOQ)
Manufacturer/Factory
Cast Iron Valve , Cast Steel Valve , Ball Valve , Forged Flange , Ductile Iron Pipe Fitting
OEM, ODM, Own Brand
Response Time≤3h
-
US$ 0.3 / Piece3000 Pieces (MOQ)
-
US$ 0.2 / Piece50 Pieces (MOQ)
-
US$ 0.3 / Piece3000 Pieces (MOQ)
Manufacturer/Factory
, Trading Company
Pipe Fittings , Flanges , Valves , Pipe Hangers and Clamps , Pipe Nipples
OEM, ODM
ISO 9001
-
US$ 1 / Piece10 Pieces (MOQ)
-
US$ 1 / Piece10 Pieces (MOQ)
-
US$ 1 / Piece10 Pieces (MOQ)
Hebei Shengtian Pipe-Fitting Group Co., Ltd.
Since 2013 Suppliers with verified business licenses
5.0
2000+
Plant Area
110
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
-
US$ 2.22 / Piece1 Piece (MOQ)
-
US$ 5.77 / Piece1 Piece (MOQ)
-
US$ 1.08 / Piece1 Piece (MOQ)
Nantong Roke Fluid Equipment Co., Ltd.
Since 2019 Suppliers with verified business licenses
5.0
1955
Plant Area
33
Number of Employees
Manufacturer/Factory
, Trading Company
Tube Fitting , Needle Valve , Ball Valve , Seamless Pipe
Own Brand, ODM, OEM
ISO 9001
-
US$ 1.02 / Piece100 Pieces (MOQ)
-
US$ 1.18 / Piece100 Pieces (MOQ)
-
US$ 2.2 / Piece100 Pieces (MOQ)
Manufacturer/Factory
, Trading Company
Pipe Fittings , Flanges , Forged Fittings , Steel Pipes , Bolts and Nuts
OEM, ODM, Own Brand
ISO 9001, ISO 14001, ANSI/ESD
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 11.91 / Piece1 Piece (MOQ)
Manufacturer/Factory
Ductile Iron Pipes &Pipe Fittings , Manhole Covers , Flanges , Valves , Flange Adaptor
OEM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 22000
-
US$ 0.1 / Piece100 Pieces (MOQ)
-
US$ 0.1 / Piece100 Pieces (MOQ)
-
US$ 0.1 / Piece100 Pieces (MOQ)
Dongying Zhaoxin Industry and Trade Co, Ltd.
Since 2022 Suppliers with verified business licenses
5.0
2000+
Plant Area
61
Number of Employees
Manufacturer/Factory
, Trading Company
Oil Well Packer , Torque Anchor , Centralizer , Pup Joint
ODM, OEM
ISO9001:2015, ISO14001:2015, ISO45001:2016
-
US$ 20 / Piece20 Pieces (MOQ)
-
US$ 20 / Piece10 Pieces (MOQ)
-
US$ 20 / Piece20 Pieces (MOQ)
Yancheng Jicheng Machinery Co., Ltd
Since 2024 Suppliers with verified business licenses
4.0
2000+
Plant Area
53
Number of Employees
Manufacturer/Factory
, Trading Company
Pipe Fitting , Flange
ODM, OEM
Response Time≤3h
-
US$ 1.57 / Piece20 Pieces (MOQ)
-
US$ 1.33 / Piece20 Pieces (MOQ)
-
US$ 1.33 / Piece20 Pieces (MOQ)
Aqua Fitting Pipe Tech (Beijing) Co., Ltd.
Since 2017 Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
Flange Adaptor , Gate Valve , Quick Adaptor , Dismantling Joint , Tapping Saddle
OEM, ODM, Own Brand
ISO 9001
-
US$ 10 / Piece10 Pieces (MOQ)
-
US$ 10 / Piece10 Pieces (MOQ)
-
US$ 10 / Piece10 Pieces (MOQ)
Manufacturer/Factory
Ductile Iron Pipe and Fitting , Steel Pipe and Fitting , Valve , Manhole Cover , Coupling
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
-
US$ 600 / Ton1 Ton (MOQ)
-
US$ 600 / Ton1 Ton (MOQ)
-
US$ 900 / Ton1 Ton (MOQ)
Manufacturer/Factory
, Trading Company
Petroleum Machinery , Casing Head , Tubing Head , Gate Valve , Flange
OEM
ISO 9001
-
Negotiable1 Piece (MOQ)
-
Negotiable1 Piece (MOQ)
-
Negotiable1 Piece (MOQ)
Manufacturer/Factory
Investment Casting Parts , Precision Casting Parts , Machining Parts , Auto Parts , Industry Parts
OEM, ODM
ISO 9001, IATF16949
-
US$ 2.2 / Piece1000 Pieces (MOQ)
-
US$ 0.8 / Piece1000 Pieces (MOQ)
-
US$ 2.2 / Piece1000 Pieces (MOQ)
Manufacturer/Factory
Float Collar and Float Shoe , Cementing Basket , Stage Collar , Cementing Head
Own Brand, ODM, OEM
ISO9001:2015, ISO14001:2015, ISO45001:2016
-
US$ 5 / Piece1 Piece (MOQ)
-
US$ 5 / Piece1 Piece (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
Shandong Seaco Machinery Equipment Co., Ltd.
Since 2021 Suppliers with verified business licenses
4.0
1000
Plant Area
2
Number of Employees
Trading Company
Oil Equipment , Drilling Tool , Rig , Wellhead Equipment , Steel Tubing Casing
OEM, ODM, Own Brand
ISO 9001, ISO 20000
-
US$ 30 / Piece1 Piece (MOQ)
-
US$ 29 / Piece1 Piece (MOQ)
-
US$ 23 / Piece1 Piece (MOQ)
BETTER DRILLING FLUID SOLUTION LIMITED
Since 2019 Suppliers with verified business licenses
4.0
2000+
Plant Area
Manufacturer/Factory
, Trading Company
Mission /Mcm Pump and Parts , Solid Control Equipment , Flowline Control Fittings , Demco Butterfly Valve , Kemper Hammerseal Union
OEM, Own Brand
ISO 9001, ISO 9000, ISO 20000, ISO 14064
-
US$ 25 / Piece1 Piece (MOQ)
-
US$ 50 / Piece10 Pieces (MOQ)
-
US$ 50 / Piece10 Pieces (MOQ)
Manufacturer/Factory
, Trading Company
, Group Corporation
Casting , Forging , Machining , Stamping , Agriculture Machinery Parts
OEM, ODM, Own Brand
Response Time≤3h
-
US$ 3 / kg10 kg (MOQ)
-
US$ 20 / Set10 Sets (MOQ)
-
US$ 10 / Set10 Sets (MOQ)
Manufacturer/Factory
Reducer Concentric , Flange , Elbow , Cap , Tee
OEM
within 15 workdays
-
US$ 1 / Piece10 Pieces (MOQ)
-
US$ 1 / Piece10 Pieces (MOQ)
-
US$ 1 / Piece10 Pieces (MOQ)
Ningbo Xintai Industry and Trade Co., Ltd.
Since 2021 Suppliers with verified business licenses
5.0
1000
Plant Area
29
Number of Employees
Manufacturer/Factory
, Trading Company
Hydraulic fitting , Hydraulic hose fitting , Hose fitting , Hydraulic pipe fitting , Hydraulic adapter
OEM
ISO9001:2015
-
US$ 0.1 / Piece1500 Pieces (MOQ)
-
US$ 0.3 / Piece200 Pieces (MOQ)
-
US$ 0.05 / Piece50 Pieces (MOQ)
Dongying Lake Petroleum Technology Co., Ltd.
Since 2021 Suppliers with verified business licenses
5.0
125
Plant Area
23
Number of Employees
Trading Company
Liner , Piston , Extension Rod , Pulsation Dampener , Valve Assy
OEM, ODM
Nil
-
US$ 195 / Piece1 Piece (MOQ)
-
US$ 668 / Piece1 Piece (MOQ)
-
US$ 19 / Piece1 Piece (MOQ)
Manufacturer/Factory
, Trading Company
, Other
, Group Corporation
Mixing Tanks , Tank Accessories , Sanitary Valves , Sanitary Pipe Fittings , Pumps
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14000, IATF16949, GMP...
-
US$ 4.8 / Piece10 Pieces (MOQ)
-
US$ 2.6 / Piece1 Piece (MOQ)
-
US$ 4.8 / Piece10 Pieces (MOQ)
Manufacturer/Factory
Seamless Steel Pipe , Piling Pipe , ERW Pipe , Spiral Welded Pipe , LSAW Steel Pipe
ODM
ISO 9001
-
US$ 2.5 / Piece1 Piece (MOQ)
-
US$ 2.5 / Piece1 Piece (MOQ)
-
US$ 2.5 / Piece1 Piece (MOQ)
Manufacturer/Factory
API 16A Annular Bop , API 16A RAM Bop , FC Slab Gate Valve , Mud Gate Valve , Plug Valve
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
-
US$ 35 / Piece1 Piece (MOQ)
-
US$ 109 / Piece1 Piece (MOQ)
-
US$ 30 / Piece1 Piece (MOQ)
Manufacturer/Factory
Rotary Joints , Rotary Union , Metal Hose , Bellows Compensator , Multi-Passage Rotary Joint
OEM, ODM, Own Brand
ISO 9001
-
US$ 10 / Piece1 Piece (MOQ)
-
US$ 1.9 / Piece1 Piece (MOQ)
-
US$ 9.9 / Piece1 Piece (MOQ)
Zhengzhou Maierda Petroleum Equipment Co., Ltd.
Since 2019 Suppliers with verified business licenses
4.0
Trading Company
Casing Centralizers , Float Equipment , Pipes & Rods , Cementing Tools , Couples & Crossovers
OEM, ODM, Own Brand
Response Time≤3h
-
US$ 25 / Piece1 Piece (MOQ)
-
US$ 20 / Piece1 Piece (MOQ)
-
US$ 20 / Piece1 Piece (MOQ)
Jiangsu YiCheng Fluid Equipment Co., Ltd.
Since 2018 Suppliers with verified business licenses
5.0
300
Plant Area
6
Number of Employees
Manufacturer/Factory
, Trading Company
Tube Fittings; Tube Adapter; Hose Fittings; SAE Flanges; Quick Coupling
Own Brand, ODM, OEM
ISO 9001, ISO 9000, TS16949
-
US$ 0.85 / Piece50 Pieces (MOQ)
-
US$ 0.3 / Piece20 Pieces (MOQ)
-
US$ 0.3 / Piece20 Pieces (MOQ)
Manufacturer/Factory
, Trading Company
Steel Pipes , Pipes Fittings , Socket Fittings , Flange , Angle Bar
OEM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ASME
-
US$ 0.3 / Piece100 Pieces (MOQ)
-
US$ 3 / Piece10 Pieces (MOQ)
-
US$ 0.5 / Piece5 Pieces (MOQ)
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
-
US$ 30 / Piece1 Piece (MOQ)
-
US$ 30 / Piece1 Piece (MOQ)
-
US$ 1000 / Piece1 Piece (MOQ)
Audited Supplier
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