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Carbon Steel Joint Coupling Manufacturers & Suppliers

Carbon Steel Joint Coupling Total 1,401 manufacturers & suppliers found with 4,203 products

Qingdao Gd Machinery Co., Ltd.

China Supplier - Diamond MemberSince 2020

Suppliers with verified business licenses

5.0
Plant Area2000+
Plant Area
Manufacturer/Factory , Trading Company
Hydraulic Cylinder , Hydraulic Power Unit , Hydraulic Fitting , Hydraulic Manifold , Custom Hydraulic Cylinder
OEM, Own Brand
ISO 9001, ISO 14001, IATF16949
  • US$ 10 / Piece
    5 Pieces (MOQ)
  • US$ 10 / Piece
    1 Piece (MOQ)
  • US$ 10 / Piece
    1 Piece (MOQ)

Lianyungang Xincheng Hardware Co., Ltd.

China Supplier - Diamond MemberSince 2021

Suppliers with verified business licenses

5.0
Plant Area1000
Plant Area
Number of Employees11
Number of Employees
Manufacturer/Factory , Trading Company
Steel & Stainless Steel Screw , Steel & Stainless Steel Bolt , Steel & Stainless Steel Nut , Steel & Stainless Steel Threaded Rod , Steel & Stainless Steel Washer
ODM
ISO 9001, QC 080000
  • US$ 0.1 / Piece
    1000 Pieces (MOQ)
  • US$ 0.1 / Piece
    1000 Pieces (MOQ)
  • US$ 0.1 / Piece
    1000 Pieces (MOQ)

NINGBO PLENT MACHINERY CO., LTD.

China Supplier - Diamond MemberSince 2019

Suppliers with verified business licenses

5.0
Plant Area104
Plant Area
Number of Employees4
Number of Employees
Trading Company
Aluminum Casting , Valve , Water Pump , Fire Monitor , Fire Nozzle
ODM, OEM
ISO 9001
  • US$ 0.5 / Piece
    10 Pieces (MOQ)
  • US$ 0.5 / Piece
    10 Pieces (MOQ)
  • US$ 5 / Piece
    10 Pieces (MOQ)

Hebei Orient ADMA Tech Group Co., Ltd.

China Supplier - Diamond MemberSince 2016

Suppliers with verified business licenses

5.0
Plant Area2000+
Plant Area
Manufacturer/Factory , Trading Company
PVC Hose , Rubber Hose , Hydraulic Hose , Silicone Hose , Pneumatic Hose
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
  • US$ 0.1 / Piece
    1000 Pieces (MOQ)
  • US$ 2 / Piece
    500 Pieces (MOQ)
  • US$ 2 / Piece
    500 Pieces (MOQ)

Shandong Seaco Machinery Equipment Co., Ltd.

China Supplier - Gold MemberSince 2021

Suppliers with verified business licenses

4.0
Plant Area1000
Plant Area
Manufacturer/Factory , Trading Company
Oil Equipment , Drilling Tool , Rig , Wellhead Equipment , Steel Tubing Casing
OEM, ODM, Own Brand
Response Time≤3h
  • US$ 6 / Piece
    100 Pieces (MOQ)
  • US$ 100 / Set
    1 Set (MOQ)
  • US$ 100 / Set
    1 Set (MOQ)

Hefei Lamat Piping Co., Ltd.

China Supplier - Gold MemberSince 2018

Suppliers with verified business licenses

4.0
Plant Area2000+
Plant Area
Manufacturer/Factory
Malleable Iron Pipe Fittings , Grooved Fittings , Butt Weld Pipe Fittings , Forged Steel Flanges , Forged Steel Fittings
OEM, ODM, Own Brand
Response Time≤3h
  • US$ 2000 / Ton
    1 Ton (MOQ)
  • US$ 2000 / Ton
    1 Ton (MOQ)
  • US$ 2000 / Ton
    1 Ton (MOQ)

Hangzhou Topele Import And Export Co., Ltd.

China Supplier - Gold MemberSince 2021

Suppliers with verified business licenses

4.0
Manufacturer/Factory , Trading Company
BS4568 Gi Conduit and Fittings , EMT Conduit and Fittings , Aluminum Conduit and Fittngs , IEC61386 Conduit and Fittings for Chile Market , IMC/Rigid Conduit and Fittings
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
  • US$ 0.2 / Piece
    1000 Pieces (MOQ)
  • US$ 0.79 / Piece
    1000 Pieces (MOQ)
  • US$ 0.1 / Piece
    1000 Pieces (MOQ)

Hebei Yuheng Rubber & Plastic Technology Co., Ltd.

China Supplier - Diamond MemberSince 2024

Suppliers with verified business licenses

5.0
Plant Area2000
Plant Area
Manufacturer/Factory , Trading Company
Hydraulic Hose , Rubber Hose , Fuel Hose , PVC Hose , PTFE Hose
OEM, ODM, Own Brand
ISO 9001, ISO 9000, IATF16949, QC 080000
  • US$ 0.23 / Piece
    1 Piece (MOQ)
  • US$ 0.15 / Piece
    1 Piece (MOQ)
  • US$ 0.21 / Piece
    1 Piece (MOQ)

Weifang Jufeng Metal Products Co., Ltd.

China Supplier - Diamond MemberSince 2014

Suppliers with verified business licenses

5.0
Plant Area1268
Plant Area
Number of Employees29
Number of Employees
Manufacturer/Factory , Trading Company
Sheet Metal Stamping Parts , Sheet Metal Fabrication Parts , Metal Stamping Parts , Stamping , Metal Parts
Own Brand, ODM, OEM
ISO9001:2015
  • US$ 0.1 / Piece
    100 Pieces (MOQ)
  • US$ 0.01 / Piece
    100 Pieces (MOQ)
  • US$ 0.1 / Piece
    100 Pieces (MOQ)

Weifang Shengao Machinery Co., Ltd.

China Supplier - Diamond MemberSince 2014

Suppliers with verified business licenses

5.0
Plant Area1000
Plant Area
Number of Employees48
Number of Employees
Manufacturer/Factory , Trading Company
Forging Parts , Casting Parts , Machining , Manhole Cover , Cylinder Parts
Own Brand, ODM, OEM
ISO 9001
  • US$ 5 / Piece
    100 Pieces (MOQ)
  • US$ 0.1 / Piece
    100 Pieces (MOQ)
  • US$ 0.1 / Piece
    50 Pieces (MOQ)

Hebei Jingzhao Fasteners Co., Ltd.

China Supplier - Diamond MemberSince 2023

Suppliers with verified business licenses

5.0
Plant Area2000+
Plant Area
Number of Employees32
Number of Employees
Manufacturer/Factory , Trading Company
Solar Brackets and Accessories , Anti-Seismic Brackets , Bolts , Nuts , Screws
ODM, OEM, Own Brand
ISO9001:2015, ISO14001:2015, Enterprise Intellectual Property Management System Certification
  • US$ 0.5 / Piece
    1000 Pieces (MOQ)
  • US$ 0.03 / Piece
    50 Pieces (MOQ)
  • US$ 0.5 / Piece
    1000 Pieces (MOQ)

Tianjin Jinnuo Steel Pipe Co., Ltd.

China Supplier - Diamond MemberSince 2022

Suppliers with verified business licenses

5.0
Plant Area2000+
Plant Area
Number of Employees109
Number of Employees
Manufacturer/Factory , Trading Company
Steel Pipe , Carbon Steel Pipe , Galvanized Steel Pipe , Welded Steel Pipe , Gi Pipe
Own Brand, ODM, OEM
ISO9001:2015
  • US$ 550 / Ton
    5 Tons (MOQ)
  • US$ 620 / Ton
    25 Tons (MOQ)
  • US$ 532 / Ton
    5 Tons (MOQ)

Wuyi Zhengsheng Mechanical Factory

China Supplier - Gold MemberSince 2017

Suppliers with verified business licenses

4.0
Plant Area2000+
Plant Area
Number of Employees29
Number of Employees
Manufacturer/Factory
Transmission Chain
ODM, OEM
ISO 9001, ISO 9000, AIB
  • US$ 1 / Piece
    10 Pieces (MOQ)
  • US$ 1 / Set
    500 Sets (MOQ)
  • US$ 1 / Meter
    500 Meters (MOQ)

Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.

China Supplier - Diamond MemberSince 2024

Suppliers with verified business licenses

5.0
Plant Area2000+
Plant Area
Manufacturer/Factory
API 5CT Tubing and Casing Pipe , API 5CT Tubing and Casing Pup Joint , API 5CT Tubing and Casing Coupling , Down Hole Tools Cementing Tools
Response Time≤3h
ISO 9001, ISO 14001
  • US$ 1.26 / Piece
    50 Pieces (MOQ)
  • US$ 20.65 / Piece
    50 Pieces (MOQ)
  • US$ 2.36 / Piece
    500 Pieces (MOQ)

Bazhou GY Steel Pipe Manufacturing Co., Ltd.

China Supplier - Diamond MemberSince 2019

Suppliers with verified business licenses

5.0
Annual Revenue200 Mil
Annual Revenue
Plant Area2000+
Plant Area
Number of Employees79
Number of Employees
Manufacturer/Factory
Galvanized Steel Pipe , Steel Pipe , Steel Tube , Cold Bend Steel Profile , Iron Nails
ODM, OEM
ISO 9001
  • US$ 550 / Ton
    1 Ton (MOQ)
  • US$ 550 / Ton
    1 Ton (MOQ)
  • US$ 550 / Ton
    1 Ton (MOQ)

Ningbo Yinzhou Muyang Machinery Co., Ltd.

China Supplier - Diamond MemberSince 2021

Suppliers with verified business licenses

5.0
Annual Revenue1
Annual Revenue
Plant Area1500
Plant Area
Number of Employees48
Number of Employees
Manufacturer/Factory , Trading Company
CNC Aluminum Part , CNC Machining Part , Forging Parts , Motorcycle Parts , Auto Parts
OEM
ISO9001:2015, IATF16949
  • US$ 0.1 / Piece
    200 Pieces (MOQ)
  • US$ 0.13 / Piece
    200 Pieces (MOQ)
  • US$ 0.1 / Piece
    200 Pieces (MOQ)

Tianjin RuiTong Iron & Steel Co., LTD.

China Supplier - Diamond MemberSince 2021

Suppliers with verified business licenses

5.0
Plant Area2000+
Plant Area
Number of Employees200
Number of Employees
Manufacturer/Factory
Steel
Own Brand, ODM, OEM
ISO9001:2015
  • US$ 500 / Ton
    1 Ton (MOQ)
  • US$ 600 / Ton
    1 Ton (MOQ)
  • US$ 600 / Ton
    1 Ton (MOQ)

Ningbo Fuke Hydraulics Machinery Co., Ltd.

China Supplier - Diamond MemberSince 2024

Suppliers with verified business licenses

5.0
Plant Area600
Plant Area
Number of Employees46
Number of Employees
Manufacturer/Factory , Trading Company
Hydraulic Fitting , High Precision Hydraulic Valve Blocks , High-Pressure Ball Valves , Check Valve
ODM, OEM
ISO 9001
  • US$ 0.5 / Piece
    10 Pieces (MOQ)
  • US$ 0.045 / Piece
    10 Pieces (MOQ)
  • US$ 0.045 / Piece
    10 Pieces (MOQ)

Hebei Pipefun Pipe and Pipe Fitting Facility Co., Ltd.

China Supplier - Diamond MemberSince 2024

Suppliers with verified business licenses

5.0
Plant Area2000+
Plant Area
Manufacturer/Factory , Trading Company
Steel Pipe Fittings
OEM
Response Time≤3h
  • US$ 0.15 / Piece
    1 Piece (MOQ)
  • US$ 0.15 / Piece
    1 Piece (MOQ)
  • US$ 0.15 / Piece
    1 Piece (MOQ)

Jinan Sensi Industries Co., Ltd.

China Supplier - Gold MemberSince 2006

Suppliers with verified business licenses

4.0
Plant Area100
Plant Area
Manufacturer/Factory , Trading Company
Malleable Iron Pipe Fittings , Meat Mincers , Flanges , Rice Mill , Motors
Own Brand
Response Time≤3h
  • US$ 0.1 / Piece
    3000 Pieces (MOQ)
  • US$ 0.1 / Piece
    3000 Pieces (MOQ)
  • US$ 0.1 / Piece
    3000 Pieces (MOQ)

Hunan Hengan Weiye Metal Products Co., Ltd.

China Supplier - Gold MemberSince 2022

Suppliers with verified business licenses

4.0
Plant Area2000+
Plant Area
Number of Employees26
Number of Employees
Manufacturer/Factory , Trading Company
Steel Pipe
ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, GMP
  • US$ 630 / Ton
    25 Tons (MOQ)
  • US$ 630 / Ton
    25 Tons (MOQ)
  • US$ 500 / Ton
    1 Ton (MOQ)

Gaomi Huading Precise Metals Co., Ltd

China Supplier - Gold MemberSince 2022

Suppliers with verified business licenses

4.0
Plant Area2000+
Plant Area
Number of Employees15
Number of Employees
Manufacturer/Factory , Trading Company
Silica Sol Casting Products , CNC , Machining Center , CNC Lathes , Investment Casting Parts
ODM, OEM
ISO 9001
  • US$ 1 / Piece
    100 Pieces (MOQ)
  • US$ 1 / Piece
    100 Pieces (MOQ)
  • US$ 1 / Piece
    100 Pieces (MOQ)

Qingdao Modern Industrial Co., Ltd.

China Supplier - Gold MemberSince 2024

Suppliers with verified business licenses

4.0
Trading Company
Valves , Pipe Fittings , Key Clamp , Flanges , Bolts
ISO 9001
Qingdao, Shandong
  • US$ 0.1 / Piece
    10 Pieces (MOQ)
  • US$ 1 / Piece
    10 Pieces (MOQ)
  • US$ 1 / Piece
    10 Pieces (MOQ)

Haiyan Lewei Hardware & Tool Co., Ltd.

China Supplier - Diamond MemberSince 2021

Suppliers with verified business licenses

5.0
Manufacturer/Factory , Trading Company
Screw , Nut , Bolt , Stamping Parts , CNC Machining Parts
OEM
ISO 9001
  • US$ 0.001 / Piece
    1000 Pieces (MOQ)
  • US$ 0.01 / Piece
    1000 Pieces (MOQ)
  • US$ 0.01 / Piece
    1000 Pieces (MOQ)

EZ Steel Industrial Co., Ltd.

China Supplier - Diamond MemberSince 2019

Suppliers with verified business licenses

5.0
Plant Area2000+
Plant Area
Manufacturer/Factory
Carbon Steel Pipe , Stainless Steel Pipe , Copper Nickel Tube , Heat Exchanger Tube , Boiler Tube
OEM, Own Brand
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001, ANSI/ESD, ASME
  • US$ 1 / Piece
    1 Piece (MOQ)
  • US$ 0.81 / Piece
    5000 Pieces (MOQ)
  • US$ 0.81 / Piece
    5000 Pieces (MOQ)

Qingdao Evergreen Machinery Co., Ltd.

China Supplier - Gold MemberSince 2013

Suppliers with verified business licenses

4.0
Plant Area2000+
Plant Area
Number of Employees84
Number of Employees
Manufacturer/Factory , Trading Company
Steel Casting , Forging Parts , Sand Casting , Machinery Part , Investment Casting
ODM, OEM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
  • US$ 1 / Piece
    20 Pieces (MOQ)
  • US$ 10 / Piece
    100 Pieces (MOQ)
  • US$ 8 / Piece
    100 Pieces (MOQ)

Shijiazhuang Weilida Prospecting Machinery Co., Ltd.

China Supplier - Gold MemberSince 2022

Suppliers with verified business licenses

4.0
Plant Area2000+
Plant Area
Manufacturer/Factory
Drill Pipe , DTH Drill Pipe , Water Well Drill Pipe , Friction Welding Drill Rod , Drill Rig
OEM
ISO 9001, ISO 14001
  • US$ 11 / Piece
    5 Pieces (MOQ)
  • US$ 11 / Piece
    5 Pieces (MOQ)
  • US$ 61 / Piece
    5 Pieces (MOQ)

Suntex Import & Export Trading Co., Ltd.

China Supplier - Gold MemberSince 2015

Suppliers with verified business licenses

4.0
Plant Area500
Plant Area
Number of Employees2
Number of Employees
Manufacturer/Factory
Air Valve , Irrigation Control Valve , Water Filter , Sliding Gate Accessories , Stainless Steel Cam Lock Coupling
OEM, ODM, Own Brand
ISO 9001
  • US$ 10 / Piece
    100 Pieces (MOQ)
  • US$ 9 / Piece
    100 Pieces (MOQ)
  • US$ 5 / Piece
    100 Pieces (MOQ)

Shanghai New Lasting Co., Ltd

China Supplier - Gold MemberSince 2012

Suppliers with verified business licenses

4.0
Plant Area2000+
Plant Area
Manufacturer/Factory , Trading Company , Other
Hose Fitting , Hydraulic Adapter , Hydraulic Fittings , Crimp Hose Fittings , Pipe Fitting
Own Brand
ISO 9001, ISO 14000
  • US$ 0.5 / Piece
    500 Pieces (MOQ)
  • US$ 0.5 / Piece
    500 Pieces (MOQ)
  • US$ 0.5 / Piece
    500 Pieces (MOQ)

Shanxi Midas Industrial Co., Ltd.

China Supplier - Diamond MemberSince 2016

Suppliers with verified business licenses

5.0
Plant Area2000+
Plant Area
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$ 800 / Ton
    100 Tons (MOQ)
  • US$ 600 / Ton
    1 Ton (MOQ)
  • US$ 800 / Ton
    100 Tons (MOQ)
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Industrial Equipment & Components (980) Manufacturing & Processing Machinery (923) Tools & Hardware (739) Construction & Decoration (563) Auto, Motorcycle Parts & Accessories (498) Metallurgy, Mineral & Energy (487) Instruments & Meters (245) Electrical & Electronics (240) Chemicals (163) Transportation (117) More

Business Type

Manufacturer/Factory (1,203) Trading Company (877) Group Corporation (52) Individuals/SOHO (7) Other (29)

Management Certification

ISO 9001 (902) ISO 14001 (285) ISO 9000 (225) IATF16949 (153) ISO9001:2015 (147) ISO 14000 (118) OHSAS/ OHSMS 18001 (96) ISO 20000 (85) HSE (69) QC 080000 (68) BSCI (68) ISO 14064 (64) ISO14001:2015 (63) Others (58) GMP (54) ASME (52) ANSI/ESD (32) ISO 13485 (25) BRC (17) ISO45001:2016 (17) QHSE (17) BS 25999-2 (17) FSC (17) ISO 10012 (16) ISO 22000 (15) ISO 50001 (15) HACCP (14) QSR (14) GAP (14) ISO 29001 (14) ISO 17025 (14) SHE Audits (13) WRAP (13) AIB (13) EICC (13) PAS 28000 (12) IFS (12) SA 8000 (12) HQE (12) SEDEX (12) BREEAM (10) LEED (10) ISO9001:2008 (8) OHSAS18001:2007 (4) TS16949 (3) ISO14001:2004 (2) More

Annual Revenue

<1 Million USD (393) >100 Million USD (39) 10 ~ 50 Million USD (37) 2.5 ~ 5 Million USD (27) 50 ~ 100 Million USD (25) 1 ~ 2.5 Million USD (24) 5 ~ 10 Million USD (22) More

No. of Employees

5-50 People (280) 51-200 People (155) 201-500 People (37) Less than 5 People (34) 501-1000 People (6) Above 1000 People (5) More

Province & Region

Zhejiang (322) Shandong (285) Hebei (195) Jiangsu (176) Guangdong (90) Tianjin (65) Shanghai (51) Henan (36) Fujian (28) Anhui (27) Beijing (23) Hunan (18) Sichuan (15) Shanxi (15) Shaanxi (13) Hubei (11) Jiangxi (10) Liaoning (10) Chongqing (5) Hainan (4) Guangxi (1) Yunnan (1) More