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| Brass Y Strainer Ball Valve This brass Y-strainer ball valve is an all-in-one control and protection fitting for water supply systems. It integrates ball-valve on-off control and Y-type strainer filtration. achieving water flow switching and impurity filtering with a single unit. It can simultaneously regulate water flow and filter out impurities. offering dual protection for downstream equipment. This valve is widely used for domestic water supply, heating circulation, ventilation systems, and small industrial pipeline applications.
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| Brass Ball Valve with Drain Port This brass ball valve with a drain port is a multifunctional control fitting for water supply and HVAC systems. After valve shutoff, the port can drain stagnant water and impurities inside the valve body and downstream pipelines. and also act as an air vent to expel trapped air, avoiding operational issues caused by airlocks. It performs reliable pipeline on-off control alongside easy draining and emptying functions. well-suited for domestic water supply, underfloor heating circulation, and small industrial pipeline applications.
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| Inline Balancing Valve This inline balancing valve is a professional flow control fitting for HVAC and water supply systems. Designed with a transparent middle sight window with built-in scale marks. It enables direct, real-time reading of flow data for easy system commissioning and daily inspection. The top calibrated adjustment knob enables precise regulation of valve opening. It is widely used in underfloor heating manifolds, chilled-water air-conditioning systems, and industrial fluid pipelines.
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| PEX Brass Ball Valve This PEX brass ball valve is a specialized control fitting for modern domestic water supply systems. Both ends are designed with PEX press connections. And firm sealed joints can be easily completed using professional crimping tools. These valves deliver fast on-off control for PEX piping and fully adapt to the quick-installation method of push-type pipe systems.
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| PEC Lock Valve with Square Iron Handle This PEX lock valve with a square iron handle is a dedicated control valve for water supply and HVAC systems. Equipped with matching sealing rings, snap rings, and compression rings. It realizes a thread-free sealed connection. It achieves reliable pipeline on-off control, and its locking structure effectively prevents unauthorized operation. Widely used in household water metering and property management projects.
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| Air Admittance Valve The air admittance valve is an essential ventilation fitting for drainage pipeline systems. It opens automatically to draw in air when negative pressure occurs inside the drain pipes. balancing internal air pressure and protecting water seals from damage. It shuts off automatically under positive pipeline pressure to block unpleasant sewer odors from escaping. It effectively safeguards trap water seals, prevents slow drainage, and prevents odor backflow.
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2-Piece Stainless Steel 316 Ball Valve
2-Piece Stainless Steel 316 Ball Valve
This 316 stainless steel ball valve is a standard control fitting for fluid pipeline systems. It enables quick full open and full shutoff operation, and also supports precise flow regulation. Built with a full-bore internal ball structure. It features the same inner diameter as connected pipelines when fully open. resulting in minimal pressure loss and no impact on medium transmission efficiency. ideal for high-flow piping applications. It is widely used in fluid systems across the chemical, food, water supply, and drainage industries.
- Model No.: JX-10103
- Size: 1/2″-2″
- Material: SS316
- Valve construction: 2-piece
- Lever handle with a locking device
- Seat material: PTFE
- Stem/ball material: SS316
- Port Type: Full Port
- Connection: FNPT x FNPT
- Stem nut: SS304
- Working pressure: 600psi
- Working temperature: 250°F
- Medium: Water
- OEM and Custom are available
- Free samples
- EN331 and NSF standard
- 0 Lead (Real lead-free)
- Free inspection report
1. Does the stainless steel 316 ball valve feature a blowout-proof stem design?
Most 2-piece 316 stainless steel ball valves made by the Plumberstar factory come with an anti-blowout stem design as standard. This is an important safety feature for fluid pipeline use. But also some customers required a standard handle for the ball valve; It’s convenient for work, so we have both options
We thicken and limit the bottom portion of the valve stem during design and production. It locks firmly against the inner part of the valve body and stays firmly in place.
Sudden high pressure or unstable fluid pressure often happens inside pipelines. This structure can stop the valve stem from popping out easily. It keeps fluid from leaking out, avoids device damage, and removes safety risks during on-site use under high pressure, more than 600WOG
We conduct additional pressure safety tests on every valve stem before shipment. Each finished valve owns steady anti-loose performance. It fully fits strict safety standards for industrial pipeline installation and use.
2. How is the stainless steel 316 ball valve 2-piece body sealed?
We fit special sealing gaskets (PTFE/Teflon), 2-piece Teflon sealings, and locate them inside the body and the bonnet. And the stainless steel ball is between the two sealing gaskets. Threaded parts fasten the two sections tightly together. The joint gaps remain fully closed, preventing internal fluid from leaking out.
Otherwise, there are 2 O-rings on the stem for sealing; they’re made of NBR 70 (Shore A) and seal between the body and the stem. This sealing structure has passed repeated pressure tests exceeding 60 kg. It keeps 0 leakage under standard working pressure. Sealing parts will not turn loose during the 3-times leakage test.
3. Can you provide MTR for the stainless steel 316 ball valve?
As a professional valve supplier. Plumberstar can supply a full set of MTR certificates for two-piece 316 stainless steel ball valves.
These official-quality papers are widely used for export shipments. They work well for customs clearance, project acceptance, and third-party qualification checks overseas. All material reports match the actual shipped goods batch by batch. All data is true and easy to trace. Our Material Analysis Spectrometer can analyze the raw materials and components for each order, and you can also have a 3rd party test them and share the report as the final.
The reports clearly state the 316 stainless steel grade used for the valve body, ball core, and valve stem. They also list detailed metal element composition. You can confirm that all raw materials meet the standards required for your valve. This avoids the need to replace low-grade material and material-mismatch issues with the stainless steel ball valve.
4. Can the end connections of the stainless steel 316 ball valve be customized?
Plumberstar supplies two-piece 316 stainless steel ball valves that support full customization on end connection styles. We change the port structure to match local pipe installation rules and actual working conditions. The valves fit common connection ways used in different areas.
- We regularly make threaded, flange, welded, and sanitary clamp ends. We also adjust thread standards, sizes, and interface lengths freely. Inch(BSP, BSPT)threads, NPT inlet thread, NPS/NH outlet thread, and other special ports can all be made as you need.
- We keep the whole ball valve body structure and inner flow diameter the same while changing the connection ends. Original flow rate, pressure resistance, working temperature, and sealing performance will not be affected.
- You can send us detailed size drawings or real product samples for reference. We first make trial samples for you to check the installation fit. We start mass production only after you confirm everything is fine.
- Custom valves connect smoothly with on-site pipes. You can install and use them right away, no extra adapters needed.
5. What is the package of the stainless steel 316 ball valve?
Plumberstar manufactures two-piece 316 stainless steel ball valves with complete standard packaging.
Every valve is first wrapped in dustproof, moisture-resistant plastic bags. We also take good care of the threads, stopping bumps, scratches, dirt, and rust during delivery. After that, each valve is placed into a firm, small carton for separate protection. All single-packed goods are put into thick five-layer export cartons. These cartons are hard to deform and break when piled up. Neat internal arrangement reduces shaking and hitting during transit.
Key details such as product model, size, material, quantity, and shipping marks are clearly printed on the outer boxes. It makes your stock check and goods counting much easier.
We supply regular neutral packaging by default. You can also get custom brand boxes, printed color cartons, and exclusive shipping marks as you need. The whole package resists damp and heavy pressure very well. It works great for long-distance sea and land transport.
6. How do you ensure the batch-to-batch consistency of the SS316 ball valve?
Plumberstar implements comprehensive quality control measures during the manufacturing of two-piece 316 stainless steel ball valves. And we have passed ISO9001 audits. It requires the traceability of products and order consistency.
- We always pick 316 stainless steel from the same brand and the same standard. Every incoming material goes through unified composition testing and quality checks. Its chemical makeup and physical features stay fixed. We never use steel from different sources or different grades. This lays a solid foundation for stable raw material quality.
- We use fixed molds and precise CNC machines for mass production. Main parts, such as the valve body, ball core, and valve stem, are all made according to the same drawings and production data. Cutting accuracy and forming standards stay the same throughout production.
- All steps, like grinding, polishing, and heat treatment, follow fixed working rules. Workers cannot change production steps or processing methods casually. Seals, packing parts, and handles are all purchased from reliable suppliers with fixed specifications. We use the same assembly method for every valve, so the inner structures stay identical.
- All finished valves go through the same inspection steps. Water pressure test, air-tightness test, and switch smoothness test are conducted according to the same rules. We also spot-check looks and sizes consistently. Goods that fail the test are sorted out directly and will not be packed with qualified products.
We keep customer-approved standard ball valve samples in storage. Every new batch is made by comparing strictly with these reserved samples. The outer design, surface finish (original brass, sandblasted, plated), and performance can always remain highly consistent.
7. Can we visit the Plumberstar factory to see the stainless steel ball valve in China?
At 1st, we sincerely welcome all customers to come to our Plumberstar factory. Our factory is located in Taizhou. There are 3 international airports available at your convenience.
Shanghai, Beijing, and Guangzhou airports are well. From Shanghai to our factory, it’s about 2.5 hours by fast train. From Beijing and Guangzhou to Taizhou airport will take 2 hours. We can pick you up directly from the train station and airport, and drop you back after the visit.
You can see every working step clearly, from the incoming inspection of stainless steel material and valve body casting to CNC machining, ball core grinding and polishing, inner parts assembly, pressure and sealing tests, and finished product packing and shipment. You can also see our actual production output and the scale of our workshop. We have more than 235 sets of professional equipment and 80 robot machines, and you can also check our engineers’ work and QC&QA. Our sales and technical teams will accompany you every step of the way and provide detailed introductions. They can answer all your questions about product-making techniques, custom plans, delivery times, and quality control right on-site. You can visit our showroom to see more items and discuss cooperation matters face-to-face.
No matter whether you want to check our actual factory capacity, discuss large, long-term orders, or start OEM custom projects, we can arrange your visit schedule. We can help you reserve a hotel in China.
