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| Heavy Duty Stainless Steel Gate Valve This stainless steel gate valve is designed for high‑pressure and corrosion‑resistant operating conditions. It is fitted with a red hollow handwheel that requires multi‑turn rotation for opening and closing. and achieves full pipeline opening and closing via a rising gate disc. It is widely used in chemical pipelines, seawater treatment, oil‑gas transportation, municipal water supply & drainage, and fire‑fighting systems. acting as the main on‑off control valve for heavy‑duty pipelines.
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| 1 Piece Stainless Steel Ball Valve This one‑piece ball valve is a compact on‑off valve with an integrally forged body. Compatible with standard NPT and BSP threaded pipelines. It is suitable for mass use in various small‑ and medium‑sized pipeline systems. It serves as branch shut‑off valves and small‑pipeline control valves in water treatment, oil & gas, HVAC, food machinery, chemical pipelines, and general water & gas supply systems.
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| 3-Way Shut-off Ball Valve Fitting Hose This Y‑type three‑way ball valve adopts a dual‑controlled water outlet structure. It is mainly used for one‑to‑two diversion control of water and gas pipelines. Fitted with built‑in hose barb connections, it enables independent switching of the two outlets. Widely used in courtyard irrigation, household one‑to‑two waterway systems, gas branch pipelines, car‑washing water supply, and dual‑circuit water supply for small‑scale equipment. It allows separate control of multiple fluid circuits.
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| Brass Balance Valve with Flow Meter This brass balance valve with flow meter is a specialized hydraulic control component for HVAC and district heating pipe networks. Integrating flow monitoring, precise regulation, and hydraulic balancing features. It enables real‑time flow inspection and adjustment to achieve a balanced distribution of pipeline pressure and flow. A precision flowmeter with clear scales is embedded on the side, allowing real‑time and intuitive reading of pipeline flow rates.
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| Forging Brass Stop Valve This forged brass globe valve comes with a polished chrome‑plated cross‑shaped handwheel on top. which requires multi‑turn rotation for opening and closing, and allows precise fine‑tuning of the opening degree to regulate flow rate. Designed with a straight‑through body and standard internal threads on both ends. They are suitable for residential water supply, drainage, HVAC heating, and bathroom water supply. and small‑scale industrial pipelines.
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| Brass Boiler Drain Valve This angle ball valve is designed with a short‑handle, quick‑open structure. which achieves opening and closing via a simple 90‑degree rotation. With a vertical water inlet and a lateral water outlet. It allows easy hose connection for drainage and saves installation space. making it ideal for compact mounting positions on boilers and radiators.
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Brass Ball Valve with Union Nut
Brass Ball Valve with Union Nut
This ball valve is built with a union connection. which facilitates easy pipeline coupling as well as convenient maintenance, disassembly, and replacement in later use. It comes with a long butterfly‑style handle for rapid 90‑degree opening and closing. Featuring a female‑threaded union on one end and an external thread on the other. It boasts strong versatility and is compatible with common household water pipes, radiators, gas pipelines, and water heater pipelines.
- Model No.: JX-10109
- Size: 3/4MF Union
- Material: CW511L and CW510L, CW617N
- Handle: Aluminum butterfly handle with green epoxy painting
- Finishing: Sand blasted
- Connection: BSP, NPT
- With free nut
- Union material: Brass
- Temperature range: -10-120 °C
- Max working pressure: 20bar
- Seal material: PTFE, EPDM
- O-ring material: Rubber
- Suitable for use in water supply and distribution networks
- Application: Heating System
- OEM and Custom are available
- Certificated; ACS,CE
- Free samples
- Free inspection report
1. Does the ball valve’s union design stop gasket extrusion under high pressure?
Plumberstar brass ball valve with union nuts has an optimized connection structure.
We use a double limit design for the union joint. A precision groove on the male end holds the gasket firmly, with tolerance controlled within ±0.08mm to prevent sideways movement. The union nut features reinforced locking threads. When tightened, the joint fits tightly with no gaps.
Every valve passes strict pressure tests. It holds 2.0MPa for 300 seconds, and the gasket stays intact. We also run overload tests at 2.2MPa. After 500 cycles of switching and pressure pulsing, the gasket shows no extrusion, offset, or damage.
2. Can we order this brass ball valve with different end connections?
Absolutely. You can customize the end connections of our Plumberstar brass ball valve freely. Our regular stock comes with one union end paired with a female thread end, but we’re able to switch up the ends per your project needs. Popular custom options include dual union ends, union plus male thread, as well as an elbow variant with union and male thread.
On thread specs, we cover mainstream global threads: NPT, BSPP(G), and BSPT. All threads are CNC machined to standard dimensions for a tight fit and reliable sealing. No matter how you adjust the end connection layout, the valve body, internal ball, and sealing components remain unchanged, so its pressure performance won’t be affected at all.
We accept mixed connection specs within a single bulk order.
3. How to ensure consistency for bulk brass ball valve with union nut orders?
We maintain strict consistency across every bulk order of our brass ball valves with union nuts. From raw material sourcing to production and testing.
We use the same lead-free brass blanks for one-time bulk orders, with all incoming materials tested for composition and hardness to avoid batch-to-batch variations. Dedicated components are used and stored properly throughout production. Automated CNC equipment, fixed molds, and locked machining parameters ensure every valve body, union, and nut is made to precise specs. Our technicians recheck equipment every four hours to prevent drift, and every valve undergoes 100% union trial assembly to guarantee a consistent fit and feel.
For repeat orders, we keep all original molds, process parameters, and supply chain records.
4. Can you provide a sample of the brass ball valve with a union nut?
Yes, Plumberstar can send you samples of our brass ball valves with union nuts.
We offer single‑size samples or mixed‑spec samples of union ball valves. They come in different bore sizes and thread types such as NPT, BSPP, and BSPT. You can pick whatever sizes you need.
All samples are taken directly from normal mass‑production batches. They use the same brass materials, production steps, sealing parts, and production standards as bulk orders. Every sample passes 100% water pressure and air-tightness tests. We usually send small sample orders by courier. Shipping cost can be discussed between us. After you receive the samples, you can run pressure tests, try installation, and check material quality.
Once you confirm the samples are acceptable, we start bulk production right away. We make sure all bulk goods match the sample quality perfectly.
5. Can you customize the brass ball valve with a union according to our drawing?
Yes, we offer full custom service for brass ball valves with union nuts per your drawings. We can adjust the union structure, bore size, threads, body length, sealing design, and appearance. Our in-house R&D, mold workshop, and CNC machines deliver precise non-standard products.
Our engineers review drawings, check feasibility, and run performance calculations within 24 hours. We will suggest improvements for potential structural or sealing issues early on, to prevent production failures and extra expenses.
Our workflow is simple: drawing confirmation, sample approval, and mass production. Every custom valve is fully tested. We supply material reports, pressure test certificates, and compliance documents for customs and project inspections. We also sign NDAs to protect your designs.
6. Why choose a factory-direct brass ball valve with a union nut?
As a full-range manufacturer covering forging, machining, and assembly, we sell directly to clients with no middleman markups. Large-scale annual production and bulk raw material purchasing help us keep costs low. We also offer volume-based tiered pricing to raise your profit and market edge.
We deliver all-in-one solutions: mixed-size loading, custom logos, bespoke packaging, and drawing-based non-standard production. You only work with one supplier for your entire order. Our in-house sales and technical teams handle all procurement, technical, and after-sales work directly. This avoids miscommunication via third parties. We reply to all technical and customization requests within 24 hours.
For long-term partners, we keep all production records, packaging standards, and molds on file. Repeat orders maintain fully consistent quality batch after batch. We can sign NDAs and annual supply contracts to secure stable delivery and protect your exclusive designs. We are your reliable partner for long-term stocking, OEM branding, and ongoing engineering project supply.
