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$ 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
Alloy

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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$ 5-5.3 / Piece
20 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)

"On-time Delivery"
On-time Delivery
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GB3289.37,3298.38-82
Casting
DN20
Socket Union
Stainless Steel
Welding

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US$ 0.8-1 / 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
Male
Carriage by Land
Casting
304
150lbs

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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$ 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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DIN, ANSI, GB, JIS, ASME
Iron
Welding
Blasting
Round
Forged

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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
Secured Trading Service

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5(5.0)

"On-time Delivery"
On-time Delivery
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DIN, ANSI, GB, JIS
Carbon Steel
Welding
Nickel-Plated
Round
Hammer Union

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US$ 9.8-10 / Piece
1 Piece (MOQ)
WENZHOU LONGVA MACHINE CO.,LTD
WENZHOU LONGVA MACHINE 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$ 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
Forged
All Suit
Welded Union

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2000 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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DIN
Bronze or Brass
Male
Nature
Hexagon
Casting

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US$ 1-1.5 / Piece
100 Pieces (MOQ)
Chengdu Yaheng Refrigeration Accessories Co., Ltd.
Chengdu Yaheng Refrigeration Accessories Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Sichuan, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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24 Hours a Day
One Year
GB3289.37,3298.38-82
Forged
DN15
Socket Union

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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$ 0.3-50 / Piece
500 Pieces (MOQ)
Wenzhou Huayu Valve Co., Ltd.
Wenzhou Huayu Valve Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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1 Year
1 Year
GB3289.37,3298.38-82
Casting
Threaded Union
Stainless Steel

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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$ 2 / Piece
4 Pieces (MOQ)
NINGBO RMI PLASTIC CO., LTD.
NINGBO RMI PLASTIC CO., LTD.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
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ANSI,DIN,JIS
Casting
DN15
Butt Welding
PVDF
Welding

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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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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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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
Alloy
Welding
Butt Welding Pipe Union
Alloy Steel 15CrMo, 12crmov, 10crmo910, etc.

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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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10 Pieces (MOQ)
Milee Clean Valve Technology (Zhejiang) Co., Ltd.
Milee Clean Valve Technology (Zhejiang) Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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DIN, 3A, SMS, Rjt, ISO
Forged
DN50
Threaded Union
Stainless Steel
Male

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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
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
Secured Trading Service

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Warranty Support
Male
Hexagon
External Thread
Nickle
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

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5(5.0)

"Fast Delivery"
Fast Delivery
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GB3289.37,3298.38-82
Casting
DN15
Socket Union
UPVC
Glue Socket

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US$ 0.16 / Piece
1000 Pieces (MOQ)
Qingdao Donrex Co., Ltd.
Qingdao Donrex Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shandong, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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Yes
Yes
Stainless Steel
Female
Crate
OEM

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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
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ISO
Customized
Customized
International
Connection
Stainless Steel

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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$ 6 / Set
5 Sets (MOQ)
DEYI Equipment Industries Limited
DEYI Equipment Industries Limited
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
Secured Trading Service

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One Year
One Year
Rjt, DIN 11850 11851, SMS, ISO, 3A, Ds
Forged
DN25-DN100, 1"-4"
Union

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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$ 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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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

Secured Trading Service

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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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Questions & Answers on Welding Union
Q
What advantages does wholesale sourcing of Union products offer to construction businesses?
A
The Welding Union is a premium choice in the Union category.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 a top choice in our Union collection.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 standout piece in our Union collection.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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