Home Construction & Decoration Union Pipe Union Fitting Welding Union 2025 Product List

Welding Union

products found from  trusted manufacturers & suppliers

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US$ 9.6-10 / Piece
1 Piece (MOQ)
WENZHOU QIMING STAINLESS CO., LTD.
WENZHOU QIMING STAINLESS CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Trading Company

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Stainless Steel
Weld
Standard
New
Qiimii
SS304/SS316

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US$ 1-1000 / Piece
1 Piece (MOQ)
Wuxi Cummins Precision Machinery Manufacturing Co., Ltd
Wuxi Cummins Precision Machinery Manufacturing Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Jiangsu, China
  • Manufacturer/Factory & Trading Company

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DIN, ANSI, GB, JIS
Stainless Steel
Welding
Mirror Polish/Dull Polish/Sandblast
Round
Wooden Box

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US$ 0.005-0.015 / Piece
10000 Pieces (MOQ)
Jiaxing Sunrise Import & Export Co., Ltd.
Jiaxing Sunrise Import & Export Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • ISO9001:2015
Secured Trading Service

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PTFE/FKM/Sil/EPDM/NBR
Engine, Transmission, Rear Axle
Oil Seal
High Pressure
O-Ring
Standard, Nonstandard

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US$ 0.98-99 / Piece
100 Pieces (MOQ)
Yancheng Jicheng Machinery Co., Ltd
Yancheng Jicheng Machinery Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Jiangsu, China
  • Manufacturer/Factory & Trading Company

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Metal
Forging
Forged
Machinery Parts
Carbon Steel
Normalizing

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US$ 0.1-1 / Piece
1 Piece (MOQ)
Zhejiang Ruoteng Valve Co., Ltd
Zhejiang Ruoteng Valve Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

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5(5.0)

"On-time Delivery"
On-time Delivery
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3 Years
3 Years
JIS/DIN/ANSI/ASME
Casting
All Suit
Threaded Union

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US$ 9.8-10 / Piece
1 Piece (MOQ)
Wenzhou Longva Light Industrial Machinery Co., Ltd.
Wenzhou Longva Light Industrial Machinery Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
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Wog
Casting
DN25
Threaded Union
Stainless Steel
Welding

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US$ 0.5 / Piece
1 Piece (MOQ)
Hebei Shengtian Pipe-Fitting Group Co., Ltd.
Hebei Shengtian Pipe-Fitting Group Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Hebei, China
  • Manufacturer/Factory & Trading Company

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Carbon Steel
as Per Customers Requirements
Socket Welding
Round
Carton; Wooden Cases; Pallet
SGS, BV, ISO9001, API

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US$ 1-20 / Piece
10 Pieces (MOQ)
Qingdao HQ Import & Export Co., Ltd.
Qingdao HQ Import & Export Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shandong, China
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Yes
1year
ASME B 16.11
Forged
DN40
Threaded Union

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US$ 21.87 / Piece
20 Pieces (MOQ)
Suzhou TLH Pipe Fittings Co., Ltd
Suzhou TLH Pipe Fittings Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Jiangsu, China
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DIN, ANSI, GB, JIS, BSW
Iron
Welding
Blasting
15 to 20 Business Days
High Pressure (1000-3000 Psi)

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US$ 90-104 / pieces
2 pieces (MOQ)
Goldenman Petroleum Equipment Co., Limited
Goldenman Petroleum Equipment Co., Limited
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shandong, China
  • Trading Company

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24/7
1 Year
Crude Oil
Flange
No
8.5

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10 Pieces (MOQ)
3S International Company Limited
3S International Company Limited
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Jiangsu, China
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MSS SP-83
Forged
Socket Union
Alloy
Welding
Socket Welding Hex Union

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US$ 1.09-5.23 / Piece
50 Pieces (MOQ)
WENZHOU JIANHAO PIPE FITTING CO., LTD.
WENZHOU JIANHAO PIPE FITTING CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

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Stainless Steel
Threaded Connection
Carriage by Land
Casting
201/304
150lbs

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US$ 50-100 / Set
10 Sets (MOQ)
Luoyang Pioneer Anticorrosion Equipment Co., Ltd.
Luoyang Pioneer Anticorrosion Equipment Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Henan, China
  • Trading Company

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Chemical Transport
CE, ISO9001
Gray
mm
Standard Length
Pph

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1 Piece (MOQ)
Jiangsu Solid Machinery Manufacturing Co., Ltd.
Jiangsu Solid Machinery Manufacturing Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Jiangsu, China
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CE, ISO
Customized
Non-Customized
National
Connection
Alloy

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US$ 0.38-0.41 / Piece
1 Piece (MOQ)
Tobo Industrial (shanghai) Co.,Ltd
Tobo Industrial (shanghai) Co.,Ltd
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Shanghai, China
  • Trading Company

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Full Follow-up Service
Thread
Hexagon
External Thread
Nickle
Stainless Steel

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US$ 5 / Set
10 Sets (MOQ)
Shandong Rosenwell Petroleum Technology Co., Ltd.
Shandong Rosenwell Petroleum Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shandong, China
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1 Year
ISO 9001:2000
Pneumatic
Atmospheric Pressure
Stainless Steel
Mud Tank

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US$ 6-8 / Piece
10 Pieces (MOQ)
Ningbo Yifei Machinery Parts Co., Ltd.
Ningbo Yifei Machinery Parts Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

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5(5.0)

"On-time Delivery"
On-time Delivery
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Provide Technical Services
3 Year Warranty
GB3289.37,3298.38-82
Casting
DN32
Threaded Union

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US$ 1 / Piece
10 Pieces (MOQ)
Zhejiang Yuzheng Valve Technology Co., Ltd.
Zhejiang Yuzheng Valve Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

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5(5.0)

"Fast Delivery"
Fast Delivery
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MSS SP-83
Casting
DN20
Threaded Union
Stainless Steel
Welding

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US$ 1-50 / Piece
100 Pieces (MOQ)
Wenzhou Long'an Flange Co., Ltd.
Wenzhou Long'an Flange Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015, ISO45001:2018, ISO14001
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MSS SP-83
Casting
DN80
Socket Union
Stainless Steel
Welding

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US$ 2.18-71.57 / Piece
1000 Pieces (MOQ)
Yancheng Jicheng Machinery Co., Ltd
Yancheng Jicheng Machinery Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Jiangsu, China
  • Manufacturer/Factory & Trading Company

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According to The Actual Situation
According to The Actual Situation
B16.3
Casting
DN6-DN100
Threaded Union

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US$ 0.8-1.3 / Piece
1000 Pieces (MOQ)
Ningbo Suijin Machinery Technology Co., Ltd.
Ningbo Suijin Machinery Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
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Thermal Gravity Casting
Precision Casting
Gravity Casting
Machinery Parts
Stainless Steel
Polishing

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US$ 0.126-0.14 / Piece
1 Piece (MOQ)
ZHEJIANG WELFLOW VALVE CO., LTD
ZHEJIANG WELFLOW VALVE CO., LTD
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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Warranty Support
12 Months
ISO4144
Casting
DN6-DN100
Butt Welding Union

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US$ 1.39-3.29 / Piece
100 Pieces (MOQ)
Weifang Shengao Machinery Co., Ltd.
Weifang Shengao Machinery Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shandong, China
  • Manufacturer/Factory & Trading Company

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5(5.0)

"Fast Dispatch"
Fast Dispatch
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DIN, ANSI, GB, JIS
Carbon Steel
Welding
Galvanized Sheet
Round
Hammer Union

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US$ 0.2 / Piece
1 Piece (MOQ)
Hebei Shengtian Pipe-Fitting Group Co., Ltd.
Hebei Shengtian Pipe-Fitting Group Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Hebei, China
  • Manufacturer/Factory & Trading Company

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Male
Equal
Hexagon
No
3000#
Carbon Steel

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3000 Pieces (MOQ)
Taizhou Bada Valve Co., Ltd.
Taizhou Bada Valve Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

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Casting
Socket Union
Welding
Casting
PE Bag+Carton
See below

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US$ 0.9-1 / Piece
1 Piece (MOQ)
Liaoning Xinmingyu Plastic Industry Co., Ltd.
Liaoning Xinmingyu Plastic Industry Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Liaoning, China
  • Manufacturer/Factory & Trading Company

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1y
Welding
Round
Double Socket Ends
/
HDPE

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US$ 0.1-30 / Piece
100 Pieces (MOQ)
CANGZHOU BEWIN PIPELINE CO., LTD.
CANGZHOU BEWIN PIPELINE CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Hebei, China
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Female, Male
Equal
Round
90 Degree
150lbs
Stainless Steel

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US$ 0.3-99 / Piece
3000 Pieces (MOQ)
Qingdao Fluido Industrial Co., Ltd.
Qingdao Fluido Industrial Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shandong, China
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Available
12 Months
MSS SP-83
Forged
DN6-DN80
Socket Union

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US$ 99-100 / Piece
1 Piece (MOQ)
Shijiazhuang Jimai Machinery Equipment Technology Co., Ltd.
Shijiazhuang Jimai Machinery Equipment Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Hebei, China
Secured Trading Service

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ISO
Customized
Customized
International
Connection
Stainless Steel

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US$ 0.17-7.2 / Piece
100 Pieces (MOQ)
CHANGZHOU XITA PLASTIC CO., LTD.
CHANGZHOU XITA PLASTIC CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Jiangsu, China
  • Manufacturer/Factory & Trading Company

Secured Trading Service

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5(5.0)

"Fast Dispatch"
Fast Dispatch
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GB3289.37,3298.38-82
Casting
DN15
Socket Union
UPVC
Glue Socket
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Questions & Answers on Welding Union
Q
What advantages does wholesale sourcing of Union products offer to construction businesses?
A
The Welding Union is a key item within our extensive Union selection.By sourcing Union products wholesale, construction businesses can benefit from cost efficiency, bulk purchasing options, and consistent product quality. Plus, wholesalers often provide discounts and customization services to meet specific project requirements.
Q
How can I find reputable suppliers of Union products in China?
A
The Welding Union is included in our comprehensive Union range.To identify trusted suppliers in China's construction industry, utilize online sourcing platforms, attend industry events, and consult with industry associations. It is vital to thoroughly vet suppliers' qualifications and insist on samples for evaluation.
Q
What types of Union products are commonly manufactured in the construction industry?
A
The Welding Union is a premium choice in the Union category.Union products in the construction industry range from Union fittings to Union joints and assemblies. These products are crucial for connecting components with precision and ensuring strong structural integrity.
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