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Copper Tube Joints Stainless Steel Union Pvc Union Pipe Union Union Valve

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Bsp NPT Stainless Steel 304/316 Class 3000 Forged Steel Threaded Union Socket Weld Fitting Union

Bsp NPT Stainless Steel 304/316 Class 3000 Forged Steel Threaded Union Socket Weld Fitting Union

US $ 0.1 / Piece FOB
100 Pieces (MOQ)
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Main Products: Flange, Valve
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Xingsheng Mechanical Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2019
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Stainless Steel 304 316 Internal and External Thread Union

Stainless Steel 304 316 Internal and External Thread Union

US $ 1 / Piece FOB
1 Piece (MOQ)
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Standard : MSS SP-83
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Xingsheng Mechanical Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2019
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Stainless Steel PPR Union Green PPR Female Thread SUS201 OEM&ODM Factory

Stainless Steel PPR Union Green PPR Female Thread SUS201 OEM&ODM Factory

US $ 0.15 / Piece FOB
100 Pieces (MOQ)
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Main Products: Gate Valves, Ball Valve, PPR Pipe Fittings, Pipe Fittings, Copper Union, Stainless Steel Insert, Stainless Steel Union, Customized Pipe Fittings, Brass Insert
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Zhejiang Zhongxin Pipe Industry Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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Stainless Steel 304/316L Sanitary Pipe Fitting Union DIN/SMS/Rjt/3A

Stainless Steel 304/316L Sanitary Pipe Fitting Union DIN/SMS/Rjt/3A

10 Pieces (MOQ)
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Material : Stainless Steel
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Milee Clean Valve Technology (Zhejiang) Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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High-Quality Stainless Steel Pipe Fitting Union with Customized Thread

High-Quality Stainless Steel Pipe Fitting Union with Customized Thread

US $ 0.5-5 / Piece FOB
100 Pieces (MOQ)
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Main Products: Nipple Screw Steel Pipe Fitting, Coupling, Union, Bushing, Tee, Bend, Elbow, Cap, Flange, Plug
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Cangxian Qingchen Metal Products Co., Ltd.

Hebei, China Since 2024
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1-1/4′ ′ ASME B16.11-2016 Stainless Steel Forged High Pressure Threaded Union

1-1/4′ ′ ASME B16.11-2016 Stainless Steel Forged High Pressure Threaded Union

US $ 0.95-99 / Piece FOB
100 Pieces (MOQ)
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Head Type : Round
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Suzhou TLH Pipe Fittings Co., Ltd

Jiangsu, China Since 2025
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Rjt DIN 11850 11851 SMS ISO 3A Ds Union

Rjt DIN 11850 11851 SMS ISO 3A Ds Union

US $ 6 / Set FOB
5 Sets (MOQ)
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Main Products: Sanitary Valves, Sanitary Pipe Fittings, Sanitary Union, Filter, Cleaning Ball, Lobe Pump, Centrifugal Pump, Strainer, Elbow, Mixing Tank
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DEYI Equipment Industries Limited

Zhejiang, China Since 2014
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304 Stainless Steel Different Types Female Joint Pipe Transition Fittings Union

304 Stainless Steel Different Types Female Joint Pipe Transition Fittings Union

US $ 0.126-0.14 / Piece FOB
1 Piece (MOQ)
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Technique : Casting
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ZHEJIANG WELFLOW VALVE CO., LTD

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2023
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PPR Pipe Fitting Names and Parts Female Union

PPR Pipe Fitting Names and Parts Female Union

US $ 150-200 / Box FOB
10 Boxes (MOQ)
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Main Products: PVC DWV Fitting, Pipe Fitting, Plastic Fittings, PVC Fittings, PPR Fittings
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Taizhou Zhuoxin Plastics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
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3A/SMS/DIN Stainless Steel 304/316L Sanitary SMS Union

3A/SMS/DIN Stainless Steel 304/316L Sanitary SMS Union

US $ 3-10 / Piece FOB
1 Piece (MOQ)
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Technique : Forged
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QILI HOLDING GROUP CO., LTD.

Zhejiang, China Since 2015
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Brass PPR Fittings NPT Bsp Male Threaded Union DN20-DN63 with Bsp/NPT, Dezincification Resistant for Water Systems

Brass PPR Fittings NPT Bsp Male Threaded Union DN20-DN63 with Bsp/NPT, Dezincification Resistant for Water Systems

US $ 0.8-10 / Piece FOB
500 Pieces (MOQ)
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Main Products: Gate Valves, Ball Valve, PPR Pipe Fittings, Pipe Fittings, Copper Union, Stainless Steel Insert, Stainless Steel Union, Customized Pipe Fittings, Brass Insert
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Zhejiang Zhongxin Pipe Industry Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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DIN11851 Stainless Steel Sanitary SMS Rotary PTFE Union

DIN11851 Stainless Steel Sanitary SMS Rotary PTFE Union

US $ 0.5 / Piece FOB
1 Piece (MOQ)
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Surface Treatment : Without Treatment
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Wenzhou Joneng Valves Co., Limited

Zhejiang, China Since 2014
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Ferrule Sanitary Union Union Ball Valve Top 10 Union Threaded Union Nipple Union
Union Combination & Joint Fittings Other Pipe Fittings Nipple Coupling Tee
Pipe Union Fitting Threaded Pipe Union Steel Union Connector Brass Union PVC Union
Premium PPR Brass Union with Custom OEM/ODM Services

Premium PPR Brass Union with Custom OEM/ODM Services

US $ 0.8-10 / Piece FOB
500 Pieces (MOQ)
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Main Products: Gate Valves, Ball Valve, PPR Pipe Fittings, Pipe Fittings, Copper Union, Stainless Steel Insert, Stainless Steel Union, Customized Pipe Fittings, Brass Insert
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Zhejiang Zhongxin Pipe Industry Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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PVC Loose Union Joint Ball Valve Loose Fitting, Could OEM

PVC Loose Union Joint Ball Valve Loose Fitting, Could OEM

US $ 0.44-18.79 / Piece FOB
1 Piece (MOQ)
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Zhejiang Shuiyou Pipeline Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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Mss Sp-83 3000lb 6000lb Forged Threaded Union

Mss Sp-83 3000lb 6000lb Forged Threaded Union

US $ 1 / Piece FOB
10 Pieces (MOQ)
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Main Products: Reducer Concentric, Flange, Elbow, Cap, Tee, Pipe Fitting
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Hebei Yshengze Pipeline Equipment Co., Ltd

Hebei, China Since 2023
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High Precision Leak-Proof Forged Carbon/Stainless Steel A105/Ss 304 Pipe Fittings Bsp/NPT Female Threaded Screw Union for Plumbing Supply

High Precision Leak-Proof Forged Carbon/Stainless Steel A105/Ss 304 Pipe Fittings Bsp/NPT Female Threaded Screw Union for Plumbing Supply

US $ 0.95-99 / Piece FOB
100 Pieces (MOQ)
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Connection : Welding
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Yancheng Jicheng Machinery Co., Ltd

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2024
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Malleable Iron Brass Seat Union Use for Fire Fighting System

Malleable Iron Brass Seat Union Use for Fire Fighting System

US $ 0.24-0.3 / Piece FOB
100 Pieces (MOQ)
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Main Products: Malleable Iron Pipe Fittings/Pipe Hangers/Anti-Seismic Bracket/Grooved Pipe Fittings/Fire Valve
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Fluid Tech Piping Systems (Tianjin) Co., Ltd

Tianjin, China Since 2024
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ASTM Standard Schedule 40 PVC White Colour Union

ASTM Standard Schedule 40 PVC White Colour Union

US $ 0.1 / Piece FOB
1 Piece (MOQ)
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Type : Socket Union
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Zhejiang Liutong Plastics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2012
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Premium CE Approved Stainless Steel Threaded Pipe Fitting Union for Versatile Applications

Premium CE Approved Stainless Steel Threaded Pipe Fitting Union for Versatile Applications

US $ 0.2-3 / Piece FOB
1,000 Pieces (MOQ)
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Main Products: Flange
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Wenzhou Long'an Flange Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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PPR Male Coupling/Male Coupling Union with Brass Male Thread

PPR Male Coupling/Male Coupling Union with Brass Male Thread

US $ 0.65 / Piece FOB
5,000 Pieces (MOQ)
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Material : Copper
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NINGBO STANDARD IMPORT & EXPORT CO., LTD

Zhejiang, China Since 2010
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Related Videos
  • What is Bsp NPT Stainless Steel 304/316 Class 3000 Forged Steel Threaded Union Socket Weld Fitting Union
    What is Bsp NPT Stainless Steel 304/316 Class 3000 Forged Steel Threaded Union Socket Weld Fitting Union
    US $ 0.1 /Piece
    100 Pieces (MOQ)
    Contact Supplier
  • What is Stainless Steel 304 316 Internal and External Thread Union
    What is Stainless Steel 304 316 Internal and External Thread Union
    US $ 1 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Stainless Steel PPR Union Green PPR Female Thread SUS201 OEM&ODM Factory
    What is Stainless Steel PPR Union Green PPR Female Thread SUS201 OEM&ODM Factory
    US $ 0.15 /Piece
    100 Pieces (MOQ)
    Contact Supplier
  • What is Stainless Steel 304/316L Sanitary Pipe Fitting Union DIN/SMS/Rjt/3A
    What is Stainless Steel 304/316L Sanitary Pipe Fitting Union DIN/SMS/Rjt/3A
    Negotiable
    10 Pieces (MOQ)
    Contact Supplier
HDPE Internal Union Threaded Pipe Fittings Stainless Steel

HDPE Internal Union Threaded Pipe Fittings Stainless Steel

US $ 0.9-1 / Piece FOB
1 Piece (MOQ)
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Main Products: HDPE Butt Fusion Fitting, HDPE Socket Fusion Fitting, HDPE Electrofusion Fitting, PE-RT II Socket Fusion Fittings, PE-RT II Butt Fusion Fitting, PE-RT II Electrofusion, HDPE Siphonic Drainage System
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Liaoning Xinmingyu Plastic Industry Co., Ltd.

Manufacturer/Factory & Trading Company

Liaoning, China Since 2025
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Plastic Pipe Fitting PVC Union for Water Supply ASTM D2466 Standard

Plastic Pipe Fitting PVC Union for Water Supply ASTM D2466 Standard

US $ 0.15 / Piece FOB
100 Pieces (MOQ)
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Nominal Diameter : DN80
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NINGBO RONGPENG INTERNATIONAL TRADING CO., LTD.

Trading Company

Zhejiang, China Since 2021
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2 Chrome Plated Brass Coupling Male Threads PPR Union Adapter Joint

2 Chrome Plated Brass Coupling Male Threads PPR Union Adapter Joint

US $ 0.239-0.244 / Piece FOB
5,000 Pieces (MOQ)
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Main Products: Brass Fitting, Pipe
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Ningbo Riteco Copper Co., Ltd.

Trading Company

Zhejiang, China Since 2022
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About Union FAQ

  • QWhat types of Union products are commonly manufactured in the construction industry?

    The Union is an essential part of our Union offerings.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.

  • QWhat advantages does wholesale sourcing of Union products offer to construction businesses?

    The Union is included in our comprehensive Union range.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.

  • QHow can I find reputable suppliers of Union products in China?

    The 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.

Hebei Supplier Equal 3/4" Water Supply Iron to Flat Iron Seat Conical Union

Hebei Supplier Equal 3/4" Water Supply Iron to Flat Iron Seat Conical Union

US $ 0.57-27 / Piece FOB
1,000 Pieces (MOQ)
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Standard : GB3289.37,3298.38-82
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Hebei Jinmai Casting Co., Ltd.

Hebei, China Since 2018
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Wholesale New Technology Industry Leading Thread Union with SGS

Wholesale New Technology Industry Leading Thread Union with SGS

US $ 0.7-0.9 / Piece FOB
10 Pieces (MOQ)
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Main Products: Valve, Fitting
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Zhejiang Yuzheng Valve Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2014
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UPVC I Union with DIN Standard Water Treatment by Hzvode

UPVC I Union with DIN Standard Water Treatment by Hzvode

US $ 0.2 / Piece FOB
1 Piece (MOQ)
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Surface Treatment : Without Treatment
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HANGZHOU VODE PLASTIC CO., LTD.

Zhejiang, China Since 2020
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Heavy-Duty Stainless Steel DIN Rjt 3A 11851 Union Fitting

Heavy-Duty Stainless Steel DIN Rjt 3A 11851 Union Fitting

US $ 0.8-1.1 / Piece FOB
10 Pieces (MOQ)
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Main Products: Butterfly Valve, Ball Valve, Diaphragm Valve, Pipe Fitting, Check Valve, Union, Pneumatic Butterfly Valve, Filter, Safety Valve, Sample Valve
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Wenzhou Minghe Stainless Steel Products Co., Ltd.

Zhejiang, China Since 2024
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Bronze Gunmetal Male X Welding Union

Bronze Gunmetal Male X Welding Union

1,000 Pieces (MOQ)
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Technique : Casting
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Taizhou Bada Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2003
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Ferrule Connected Stainless Steel Straight Reducer Union

Ferrule Connected Stainless Steel Straight Reducer Union

US $ 0.99-12.99 / Piece FOB
100 Pieces (MOQ)
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Main Products: Tube Fitting
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Jiangsu YiCheng Fluid Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2018
Chat Now Send Inquiry
High Quality PVC Pipe Fitting Female Thread End BSPT Union UPVC Female Threaded Adapter Plastic Screwed Coupling Union (1/2"- 4") DIN Standard

High Quality PVC Pipe Fitting Female Thread End BSPT Union UPVC Female Threaded Adapter Plastic Screwed Coupling Union (1/2"- 4") DIN Standard

US $ 0.271 / Piece FOB
1 Piece (MOQ)
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Material : Plastic
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Tianjin Runke Plastic Tech Co., Ltd.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2010
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High-Quality Brass Steel Pipe Fitting Union with Customized Thread

High-Quality Brass Steel Pipe Fitting Union with Customized Thread

US $ 0.2-1.5 / Piece FOB
1 Piece (MOQ)
More
Main Products: Steel Pipe Fittings, Steel Flange, Steel Elbow, Steel Tee, Gasket, Rubber Expansion Joint, Flexible Hose, Steel Reducer
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Hebei Pipefun Pipe and Pipe Fitting Facility Co., Ltd.

Hebei, China Since 2024
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150lb Stainless Steel 304 Screwed Union with Threaded End

150lb Stainless Steel 304 Screwed Union with Threaded End

US $ 0.74-15.54 / Piece FOB
50 Pieces (MOQ)
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Material : Stainless Steel
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WENZHOU JIANHAO PIPE FITTING CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2023
Chat Now Send Inquiry
DN32 SS304 Stainless Steel Forging Sanitary Threaded Male Union

DN32 SS304 Stainless Steel Forging Sanitary Threaded Male Union

US $ 1.5 / Piece FOB
1 Piece (MOQ)
More
Main Products: Butterfly Valve; Ball Valve; Check Valve; Sanitary Valve; Diaphragm Valve
Contact Supplier
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WENZHOU SANTHAI VALVE PIPE FITTING CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
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OEM PPR Brass Fittings PPR Female Threaded Union with Brass 20*1/2"

OEM PPR Brass Fittings PPR Female Threaded Union with Brass 20*1/2"

US $ 0.9-8 / Piece FOB
5,000 Pieces (MOQ)
More
Connection : Female
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Weifang Palconn Plastics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2020
Chat Now Send Inquiry
Stainless Steel Sanitary DIN Female Tread Pipe Fitting Union for Food

Stainless Steel Sanitary DIN Female Tread Pipe Fitting Union for Food

US $ 5 / Piece FOB
5 Pieces (MOQ)
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Main Products: Mixing Tank-Buffering Tank, Storage Tank, Emulsifying Tank, Cooling Tank, Milk Cooling Tank, Blending Tank, Jacket Kettle, High Shear Mixer, Pasteurizer, Screw Pump
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Zhejiang Ezo Fluid Equipment Co., Ltd.

Zhejiang, China Since 2022
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Premium Sanitary Stainless Steel Long Type Union for Food Processing

Premium Sanitary Stainless Steel Long Type Union for Food Processing

US $ 16-150 / Piece FOB
50 Pieces (MOQ)
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Material : Stainless Steel
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Wenzhou Nuomeng Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2015
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3000lbs Threaded Union Made by Forged Steel

3000lbs Threaded Union Made by Forged Steel

US $ 0.3-99 / Piece FOB
3,000 Pieces (MOQ)
More
Main Products: Cast Iron Valve, Cast Steel Valve, Ball Valve, Ductile Iron Pipe Fitting, Forged Flange, Pipe Clamp Fittings, OEM Metal Pipe Fittings, OEM Valve and Pump Parts, OEM Stamping Parts
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Qingdao Fluido Industrial Co., Ltd.

Shandong, China Since 2012
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High Quality PE Fitting Female Thread Union for Water Supply

High Quality PE Fitting Female Thread Union for Water Supply

US $ 10 / Piece FOB
100 Pieces (MOQ)
More
Technique : Forged
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Aqua Fitting Pipe Tech (Beijing) Co., Ltd.

Beijing, China Since 2017
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