
Product Name |
Full steel mini ball valve with 304 stainless steel inner and outer wire PN63 drainage valve |
Model No. |
HY-MNBVMM |
Type |
Straight type ball valve |
Working Pressure |
PN63 ball valve |
Working Temperature |
normal temperature |
Application |
general |
Port Size |
1/4" to 1" |
Medium |
oil , gas , water |
Material |
SS304 , SS316 |
Power |
Manual ball valve |
Structure |
Ball valve |
Standard or Non-Standard |
Standard |
Certificate |
ISO9001:2015 , mill test certificate |
Sealing & Seat |
PTFE |
Delivery Time |
5-30 days |
Warranty Period |
18 months after shipment,or 12 months after arrive in destination port |
Connection |
Male thread |




Durable: Made of high-quality stainless steel, durable construction, high strength, corrosion resistance and pressure resistance, temperature resistance, used for a long time.
Function: Used for connecting two pipes, which go in the same direction in the double-seal system.
Size: 1/4" NPT Thread Female and Male Valves. Quick 1/4 turn open or close operation.
Safety and Easy to Use: Standard port flow for smaller valve sizes, each valve tested individually to ensure maximum safety (no icing) for water, oil and gas.
Secure Connection: Its double seal system designed specifically for inline valves connecting two pipes in the same direction, ensures a secure and reliable connection that prevents leaks and maximizes efficiency.



Structure and Principle
Structure: It mainly consists of valve body, sphere, valve seat, valve stem, and handle. The valve body and sphere are made of stainless steel materials such as 304, 316, etc., which have good corrosion resistance. Valve seats are usually made of materials such as PTFE (polytetrafluoroethylene) or RPTFE (reinforced polytetrafluoroethylene), which have good sealing performance. The valve stem adopts a bottom mounted structure with reverse sealing, which can prevent the valve stem from being flushed out when the valve chamber is abnormally pressurized
Working principle: The valve is opened and closed by rotating the sphere. When the channel of the sphere is aligned with the axis of the pipeline, the valve is in the open state and the fluid can pass smoothly; When the sphere rotates 90 ° and its channel is perpendicular to the pipeline axis, the valve is in a closed state, cutting off the flow of fluid.

Strong corrosion resistance: Made of stainless steel material, it can resist the erosion of water, steam, oil, various highly corrosive chemical media, weak acid-base media, etc., and is suitable for various harsh working environments.
Excellent sealing performance: Advanced sealing structures and materials, such as PTFE valve seats, are used to ensure that the valve can effectively prevent medium leakage in both open and closed states, improving the safety and stability of the system
Long service life: The high-quality stainless steel material and precise manufacturing process make the ball valve have good wear resistance and impact resistance, which can withstand long-term frequent opening and closing operations, reducing maintenance and replacement costs.
Easy to operate: Under manual drive mode, the handle is easy and flexible to operate, and the valve can be quickly opened and closed; Electric, pneumatic and other driving methods can also be chosen to meet different automation control needs, achieving remote control and precise adjustment.
Compact structure: With a small size and small footprint, it is particularly suitable for installation in piping systems or equipment with limited space, such as precision instruments, household appliances, small industrial equipment, etc.
Large flow rate: The spherical channel has a larger diameter and lower fluid resistance. Compared to other types of valves, it has a larger flow coefficient at the same caliber, which can ensure smooth fluid flow and improve system operating efficiency



- Material: 316 Stainless steel.
- Size: 1/4" Male x 1/4" Female
- Double-seal system allows flow to go in either direction, heavy duty Aluminum Alloy handles.
- Used as shut-off valve or water saving adjustable valve.
- On/off switch with quarter-turn easy operation.
Material selection: Choose the appropriate stainless steel material based on the properties of the medium and the working environment. For example, 304 stainless steel is suitable for general corrosive media, while 316 stainless steel is more resistant to strong corrosive media such as strong acids and alkalis.
Caliber selection: Based on the nominal diameter and actual flow requirements of the pipeline, select a mini ball valve with a suitable caliber to ensure that the valve can meet the flow requirements of the system.
Pressure level: Select ball valves with corresponding pressure levels based on the working pressure of the pipeline system to ensure the safety and reliability of the valves during operation.
Connection form: Common connection forms include internal thread, external thread, welding, quick installation, etc., which need to be selected according to the connection method and installation requirements of the pipeline.
Drive mode: Select manual, electric, pneumatic and other drive modes according to actual operation and control requirements. Manual operation is suitable for simple operation scenarios; Electric and pneumatic are suitable for situations with high degree of automation control and requiring remote operation.
application area
Industrial field: Used in various corrosive or non corrosive media such as acid, alkali, salt solution, petroleum products, steam, etc. in industries such as chemical, petroleum, metallurgy, power, fertilizer, etc., to control the transportation of pipelines, achieve the functions of pipeline cutting, regulation, and diversion.
Food and beverage industry: Due to its hygienic design, high surface smoothness, no dead corners or gaps, easy cleaning and disinfection, and compliance with food hygiene standards, it can be used for the transportation and control of fluids such as milk, juice, beer, and beverages.
Pharmaceutical industry: Used for the transportation and control of various drugs, solvents, gases and other media in the pharmaceutical production process, ensuring the hygiene and safety of the drug production process, and meeting the GMP requirements of drug production.
In the field of water treatment, it can be used in water plants, sewage treatment plants, industrial wastewater treatment systems, etc. to control the transportation, distribution, regulation, and discharge of water, such as controlling the inlet and outlet water flow of water pumps, regulating the flow rate of water treatment equipment, etc.
In the field of building HVAC, it is used to control the flow of water or steam, achieve temperature regulation and system operation control in air conditioning systems, underfloor heating systems, hot water supply systems, etc., such as controlling the flow of chilled water or hot water in air conditioning units and the water flow in underfloor heating pipelines.
Household and small appliances, such as natural gas pipelines, solar water heaters, water dispensers, dishwashers, etc., are used to control the flow of gases or liquids and achieve normal operation and functional control of the equipment.


Our


products include:needle valve,ball valve,globe valve, check valve, gate valve, pipe fittings,compression fittings, high pressure pipe fittings,butt weld pipe fittings,threaded pipe fittings,high pressure ball valve,pneumatic ball valve,hydraulic fittings,threaded valves,steel pipe,in addition,we also undertake to manufacture products as per customers' drawings.Our products are produced according to ASME/ANSI/DIN/JIS/GB standard strictly,make sure our products could be meeting customers' various requirements.The materials are stainless steel,carbon steel,alloy steel,duplex stainless steel and some other materials which customers specify.The pressure range is from 0-10000psi(0-689 bar),the nominal diameter is from DN3 to DN300.We have our own import and export right, and our products are sold to many countries,like Middle East,Europe,America,Africa and so on,and win a good reputation all over the world.
Our company have a wide production information and service networks,we have powerful executive team and sales team,our parters are from different fields in the world,we stick to the management aim of "Customer First,Service First,being realistic and innovative, manual benefits" ,reinforce the contact and cooperation with customers,through joining hands with the well-known manufacturers and service enterprises,expanddomestic and abroad market,we provide one package service from ordering to transportation,which is convenient for customers,and save much cost for customers.
Welcome wide new and old customers to inquiry ! Your satisfaction is our biggest pursuit.
Q 1: Are you a professional manufacturer or a trading company? A: As a high-tech enterprise, We integrates design, developing, manufacture and sales on stainless steel valve and pipe fittings. We have the whole procedures, starting form designing, machining, manufacturing, until inspecting, leaving factory. We think that as we are continuing improve ourselves, we can serve our consumers better.
Q 2: Do you have stock? When can i get it if i pay. A: For items if in stock, we can send out goods to you within 48 hours. For items not in stock, we need about 5-30 days to make it depend on your order quantity.
Q 3:How does your company make sure your products in excllent? A:We are professional in stainless steel valves and pipe fittings manufacturing for many years.Huiyi Valve company brings in the domestic and overseas advanced equipment and production technology,carries out process card and quality tracking management methods, ensures every step through strictly process, so that keep the products quality.
Q 4:If l don't know what kind of the product I need, what should I do?
A: Just take it easy,you just need to provide us "working pressure","temperature" and "media."Then, we can suggest the most suitable product to you,or we provide you our e-catalogue for your reference,you choose the suitable model,you only need to tell us the model number.
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Q 5: If l need, can l get a free sample from your company?
A: Of course you can, However, you maybe pay freight fee.if we have cooperated for over one time ,we can surpply free samples and free freight.
Q 6:What is your MOQ? Can I mix different styles to a start order? A: Please tell us what products you need first.Like compression fittings, the MOQ is 10pcs.But we can provide any stock as samples for you to check the quality first.
Q 7:Why your price on website not the same as real price? A: The price on the website is only for reference.
The size,material,quantity,surface treatment,working pressure,working temperature,exchange rate etc will affect the price. The real price is floating, so prices are subject to our final confirmation.
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Q 8:How about your after-sale service? A:If you are not satisfied with the goods received, please contact us within 7 days upon receiving! Let us find a satisfactory solution!
Q 9: What's the shipping method? A: Normally use international express as DHL, TNT, FedEx, UPS, etc. Can also arrange according to your needs.
Q 10: Can you give me a discount? A: Discount is available,but we have to see the real quantity,we have different price based on different quantity,how much discounts is determined by the quantity,moreover,our price is very competitive in the field. well, if the quantity is so big, we may give you a big discount.
Q 11:If l have a product wants to be made in other special material, can you do it? A:Of course, you just need to provide us designed drawings or sample and R&D department will estimate that whether we can do or not, we will give you the most satisfactory reply.
Q 12:Can l visit your factory? A:By all means, we warmly welcome your arrival, Before you take off from your country, please let us know. We will show you the way and arrange time to pick you up if possible. Q 13: How can I trust you and your company? A: we are focusing on the long term relationship with customers, we have worked with thousands of customers since company built 10 years ago, customers always make highly complimentary remarks. |