iso tank bottom valve
iso tank bottom valve
iso tank bottom valve
iso tank bottom valve
iso tank bottom valve

Stainless Steel Pneumatic Sanitary Zero Dead Leg Flush ISO Tank Bottom Valve

JN-STBBV-23 1003
Size: DN25–DN150.
Grade: SS304/SS316L.
Standard: DIN, SMS, 3A.
Working pressure: 0.1–1.6 MPa.
Test pressure: 2.4 MPa.
Temperature Range: -20°C to 180°C.
PTFE seals: corrosion resistance.
Viton seals: high-temperature sealing reliability.
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Stainless Steel Pneumatic Sanitary Zero Dead Leg Flush ISO Tank Bottom Valve
 
TheStainless Steel pneumatic tank valve features a down-bend structure and quick-connect connection. It is equipped with a pneumatic actuator and aseptic seal, and the valve body is typically made of 304/316L stainless steel. It is mainly installed at the bottom discharge pipe of storage tanks and reaction vessels for material discharge, emptying, and isolation under aseptic conditions, preventing residue and contamination. Based on connection type, it can be divided into quick-connect, threaded, and welded types.Seals include silicone, EPDM, and PTFE. Actuation methods include pneumatic normally open/normally closed, and it can also be equipped with a feedback signal. This valve is suitable for sanitary pipelines in food, beverage, pharmaceutical, and biochemical industries, ensuring cleanliness of the medium without dead zones, achieving automated switching and safe discharge, and improving production hygiene standards and efficiency.
TheStainless Steel sanitary tank bottom valve differs significantly from ordinary valves. It is made of 304/316L stainless steel in a single piece, with a seamless down-bend design. Combined with quick-installation connection and aseptic sealing, it prevents material residue and bacterial growth. Pneumatic drive facilitates automated control and is specifically designed for bottom-discharge tanks. Ordinary valves often lack a sanitary structure, are prone to material accumulation and difficult to clean, and their sealing and materials often fail to meet aseptic requirements. They are also unsuitable for bottom-installation tanks and clean environments, making them unsuitable for food, pharmaceutical, and other hygienic applications. Wenzhou Zhuoneng Valves' stainless steel sanitary aseptic down-bend pneumatic quick-install tank bottom valve offers significant advantages: its own factory and import/export rights ensure stable supply; the 316L valve body, mirror polishing, and silicone/PTFE aseptic seal are compatible with CIP/SIP;quick-installation connection and pneumatic automation make installation convenient, response fast, and maintenance easy; it meets multiple international standards, is suitable for aseptic conditions in food, pharmaceutical, and biochemical industries, ensuring zero material residue and clean production, and offers high cost-effectiveness.
 
TheStainless Steel Pneumatic Sanitary Zero Dead Leg Flush ISO Tank Bottom Valve is driven by a pneumatic actuator. When compressed air is introduced, it pushes the valve stem, causing the valve core to move and opening the valve. Material inside the tank is smoothly discharged along the downward-curved streamlined valve body. After the air supply is cut off, the valve core returns to its original position under spring action, achieving a sealed isolation. The valve body has no dead corners and a smooth inner wall.Combined with an aseptic sealing structure, it avoids material residue and can be cleaned and sterilized online, stably achieving aseptic opening and closing and discharge control of the tank bottom.
 

Accessories

 Component & Material Table
  • Valve Body Material：304 stainless steel, 316L stainless steel (mainstream)
  • Disc Material：304 stainless steel, 316L stainless steel
  • Stem Material：304 stainless steel, 316L stainless steel
  • Handwheel/Handle Material：304 stainless steel (optional for manual version)
  • Clamp Connection Material：304 stainless steel, 316L stainless steel
Product Parameter Details
  • Structure Type：Downward-bent , spherical valve corestructure
  • Pressure Range：0.6-1.6 MPa (customizable high-pressure version up to 2.5MPa)
  • Main Function：Aseptic material discharge, emptying, and isolation at tankbottom; prevents residue and contamination
  • Applicable Grade：Hygienic, aseptic grade; suitable for high-cleanlinessapplications such as food, pharmaceutical, biochemical
  • Standards：Complies with DIN, SMS, 3A, ISO/IDF, ASME BPE and otherinternational standards
  • Hygiene & Safety Grade：Hygienic mirror polishing (Ras0.4 um), aseptic seal design, nohygiene dead legs
  • Installation Orientation：Vertical installation at the bottom outlet of storage tanks/reactors
  • Customization：Customizable valve core structure, connection dimensions,actuator specifications, and material accessories

Digital Advantages

1. High-standard materials and compliance certification
This stainless steel hygienic aseptic downward-bent pneumatic clamp tank bottom valve features a valve body and internal parts made of 304/316L food-grade stainless steel. Seals are available in food-grade EPDM/silicone/PTFE. It fully complies with international export standards such as DIN, SMS, 3A, ISO/IDF, and ASME BPE, eliminating material contamination and leaching risks from the source. It meets hygienic access requirements for major global markets, providing solid assurance for buyers' compliant production in food, pharmaceutical, and other fields.
2. Non-retention aseptic structure and clean discharge
The valve adopts a downward-bent dead-leg-free streamlined design, with an internally mirror-polished surface (Ra≤0.4μm) and a hygienic sealing structure, achieving zero residue discharge and perfect compatibility with CIP/SIP cleaning and sterilization processes. This structure completely eliminates the material accumulation and contamination problems common in ordinary valves, ensuring no secondary contamination of media during production, significantly reducing customers' cleaning maintenance costs and production safety risks, and meeting the stringent requirements of aseptic applications.
3. Efficient pneumatic drive and automation compatibility
The valve is equipped with a high-performance single/double acting pneumatic actuator. Supplying compressed air enables fast opening/closing with rapid response, and it can be seamlessly integrated into automated production lines. It supports the addition of position feedback signal devices for remote control and status monitoring. Compared to manual valves, its opening/closing efficiency is improved by more than 80%, significantly reducing material discharge cycles and production downtime, helping customers effectively improve automated production efficiency, reduce labor costs, and minimize the risk of human error.
4. High sealing performance and stable pressure resistance
The valve adopts a hygienic soft seal structure combined with precision machining processes to achieve zero-leakage sealing. The pressure range covers 0.6-1.6 MPa (customizable high-pressure version up to 2.5 MPa), and the operating temperature ranges from -20°C to 180°C, making it suitable for media conditions in chemical, food, pharmaceutical, and other scenarios. After multiple simulated application tests, the seals maintain excellent sealing performance under high/low temperatures and acid/alkali media conditions, preventing losses and safety accidents caused by media leakage, and providing reliable support for the operational stability of customers' pipeline systems.
5. Clamp convenience and full-scenario customization
The valve adopts a clamp connection design, making installation and disassembly simple without the need for complex tools. It is suitable for various installation scenarios such as tank and reactor bottoms, improving disassembly and cleaning efficiency by more than 60%. It also supports customized connection methods (clamp/weld/NPT thread), drive specifications, and material accessories, allowing personalized adjustments according to customers' specific application requirements. We provide one-stop customized solutions to meet the diverse needs of customers in different industries, significantly improving product adaptability and customer experience.
 
Stainless Steel Pneumatic Sanitary Zero Dead Leg Flush ISO Tank Bottom Valve
 
Feature (F)、Advantage (A)、Benefit (B)
  1. Raw Material:
  • F: Valve body made of 316L stainless steel; internal parts made of hygienic-grade material;seals available in food-grade EPDM/silicone/PTFE
  • A:: Strong corrosion resistance, no leaching contamination; meets 3A/ISO hygiene standards;suitable for CIP/SIP cleaning
  • B: Ensures safety of high-purity media in food and pharmaceutical applications; eliminatescross-contamination risks; extends equipment service life
  1. Processing Technology:
  • F: Integral forging process; full CNC precision machining; internal surface mirror polishing(Ras0.4um)
  • A: No dead legs, no residue; smooth flow path, no material accumulation; stable dimensionalprecision
  • B: Thorough material discharge; reduces media waste; lowers cleaning frequency andmaintenance costs
  1. Structure Feature:
  • F:Downward-bent non-retention structure; pneumatic drive + clamp connection; feedbacksignal optional
  • A:Direct installation at tank bottom; easy installation; fast automatic control response; easydisassembly and cleaning
  • B: Suitable for bottom discharge of reactors/storage tanks; improves automated productionefficiency; reduces downtime
  1. Core Accessory Feature:
  • F:  Hygienic soft seal structure; multiple seal options; zero-leakage design
  • A:  No external leakage during opening/closing; reliable internal sealing; suitable for asepticconditions
  • B:Prevents losses and safety hazards caused by media leakage; ensures clean and compliant production environment
  1. Seal Ring Feature:
  • F: Supports customized connection methods (clamp/weld/thread), drive types (single/doubleacting), and control accessories
  • A:Adapts to different pipeline layouts; compatible with explosion-proof, feedback, and otherindustrial requirements
  • B: Meets customers' specific process needs; improves overall system adaptability andoperational stability
Stainless Steel Pneumatic Sanitary Zero Dead Leg Flush ISO Tank Bottom Valve
 
Maximum Flow Rate：5-50 m2/h (DN15-DN50), depending on pressure and mediumviscosity
Maximum Pressure：1.6 MPa (standard), up to 2.5 MPa (customized for high-pressureconditions)
Max Speed：Quick on/off response within 0.5-2 seconds (pneumatic actuation)
Body Material：CF8 (304 stainless steel), CF8M (316L stainless steel)
Body Types：Y-type down-bending non-retention structure, sanitary threadedclamp end
Actuation Type：Pneumatic (double acting / single acting with spring return), manual(optional)
Handle Brand：Customizable (industrial-grade stainless steel handle, ergonomicdesign)
 
 
 

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