Product
SANITARY HYGIENIC CHECK VALVE, Spring-Return Valve, Non-Return Valve with Tri Clamp Ferrule / Weld / 3A / IDF / RJT / BSM / CIP FLAT FACE / DIN 11851 / SMS 1145 threaded male connections, Inox/Stainless Steel - Manual ... 食品/飲料/啤酒/釀造/製酒/牛乳/生技/製藥/化妝品/化工/純水系統/個人照護/車輛/電子/半導體/食品飲料包裝機械/整廠規劃/整廠設備/廠務系統/衛生級配管工程用閥件 食品衛生級 逆止閥 止回閥, 手動, Tri Clamp Ferrule / Weld / 3A / IDF / RJT / BSM / CIP FLAT FACE / DIN 11851 / SMS 1145 外牙接口
Inox/Stainless Steel Sanitary HYGIENIC CHECK VALVE with Tri clamp Ferrule/Weld/3A/IDF/RJT/BSM/DIN/SMS connections/ends - manufactured by TECH CONTROL ENTERPRISE CO., LTD. TAIWAN
Product ID: 11
The primary function of a CHECK VALVE is to prevent the backflow of media within a pipeline. In production line piping systems, maintaining a specific flow direction is essential; check valves ensure that fluid flows only in the designated direction, preventing reverse flow from damaging the process or causing contamination.
Furthermore, check valves are used to prevent fluid from back-streaming into other equipment or pipes, thereby protecting adjacent components from unnecessary damage. This is particularly critical for fragile equipment or devices sensitive to specific fluids.
In addition, check valves help maintain pressure balance within the piping system during pressure fluctuations. They prevent excessively high or low pressure from affecting the system, ensuring that fluids are transported at the appropriate process pressure.
A check valve consists of a two-part valve body, a diaphragm (or baffle), a spring, and a shaft plug with an O-ring at the tip. These components are assembled using Tri-Clamps and gaskets, with the O-ring on the shaft plug providing the seal.
When fluid passes through the valve body in the forward direction, the pressure forces the valve open. Conversely, any fluid attempting to flow in the reverse direction causes the valve to close. The closing of the valve is achieved through a combination of the structure's weight, back pressure, and spring force.
In processes such as
FOOD, BEVERAGE, BEER, BREWERY, WINEMAKING, DAIRY, PHARMACEUTICALS, BIOTECHNOLOGY, COSMETICS, CHEMICALS, PURE WATER SYSTEM, PERSONAL CARE, ELECTRONICS, and SEMICONDUCTORS, sanitary valves should meet the following requirements to ensure hygiene and safety during production:
📌 Material Selection must comply with relevant industry regulations and standards. Common materials include food-grade stainless steel, special alloys, or high-quality polymers, all of which offer excellent corrosion resistance and high-temperature performance.
📌 Surface Finishing should be properly treated to provide a highly smooth, seamless, and easy-to-clean surface, minimizing the risk of microbial growth.
📌 Valve Design should be simple, with no dead zones or crevices, to prevent the accumulation of bacteria or contaminants and to facilitate cleaning and sterilization.
📌 Sealing Performance should be excellent to prevent leakage or cross-contamination.
📌 Ease of Disassembly and Assembly :
Sanitary valves should be designed for easy dismantling and reassembly to support effective cleaning and sterilization, ensuring hygienic conditions during production.
📌 Quick Connection and Disconnection :
Since valves may need to be frequently replaced or cleaned, they should allow fast connection to and removal from pipelines, saving maintenance time and improving production efficiency.
📌 Compliance with Sanitary Standards :
The design and manufacturing of sanitary valves should meet all relevant hygiene standards.
👉 All Stainless Steel Sanitary/Hygienic-Grade Tube, Fittings, Valves & Pumps produced by TECH CONTROL ENTERPRISE CO., LTD. undergo strict quality control using the Olympus Innov-X Delta XRF Metal Analyzer.
👉 With a surface finish of Ra ≤ 0.8μm, our products comply with food-grade sanitary standards.
👉 They are precision-machined for easy welding, assembly, and maintenance. Sharp edges are polished to ensure safety during assembly, maintenance, and cleaning.
👉 Each item undergoes 100% inspection before shipment.
👉 TECH CONTROL ENTERPRISE offers a complete line of Stainless Steel Hygienic TUBE FITTINGS, VALVES & PUMPS with various connections and standards, including 3-A Tri-Clamp, Butt Weld, Roll-On Expanding, BEVEL SEAT, IDF, RJT/BSM/CIP Flat Face, DIN 11851, and SMS 1145, printed product catalogs are available upon request.
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Spring Check Valve

Specifications:
3/4" 1" 1.5" 2" 2.5" 3" 4"
DN25 DN40 DN50 DN65 DN80 DN100
Body (optional) : SS316
( Material Test Reports EN10204-3.1 are available upon request )
Valve Seal (optional) : Silicone、TEFLON complies with the requirements of FDA 21 CFR 177.260
Surface Finish : meet the requirements of 3-A Sanitary Standards - This refers to the surfaces that come into contact with liquid raw materials, products, or cleaning solutions in food, beverage, biotech, and pharmaceutical processes.
Connections (optional) :
3-A Tri-Clamp Ferrule Ends
3-A Weld Ends
3-A Bevel Seat Male Ends
IDF Threaded Male Ends
RJT/BSM/CIP FLAT FACE Threaded Male Ends
DIN 11851 Threaded Male Ends
SMS 1145 Threaded Male Ends
Pressure Rating : Water pressure 10 kg/cm² (142 psi at 93°C / 200°F)
Quality Control (QC) Test Method : Tested with water at ambient temperature at 200 PSI for 10 seconds
Gasket Material Properties (Recommended Operating Temperatures) :
Inquiry or Ordering Example :
Item Name / Connection Type / Material / Size / Quantity
CVD-C / 316 / 1.5" / 2 PCS
Features:
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Easy installation : Prevents backflow and protects process equipment.
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Highly reliable automatic valve : Features an O-ring combined with a "metal-to-metal" seal to achieve superior sealing performance.
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Limited stroke design : Prevents over-compression, extending spring service life, reducing stem wear, and enhancing cleaning efficiency.
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Connection Types : Wide selection including 3-A Tri-Clamp Ferrule, 3-A Weld, and various threaded Male ends such as 3-A Bevel Seat, IDF, RJT / BSM / CIP FLAT FACE, DIN 11851, and SMS 1145.
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Material Assurance : All materials are strictly verified by the Olympus Innov-X Delta XRF Metal Analyzer to ensure superior corrosion resistance.
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Precision Machining : Accurately machined angles reduce gasket wear and deformation, significantly extending service life.
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Safety & Finishing : All sharp edges are deburred and polished to ensure safety during assembly, maintenance, and cleaning.
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Hygiene Standards : Fully compliant with Food-Grade Sanitary Standards.
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100% Quality Inspection : Each unit undergoes 100% testing and inspection before shipment
Certificate:
- ISO-9001
Order Information:
- Minimum Order: Negotiable
- Buyer's Label Offered
- FOB: TAIWAN
Contact Detail
| CEO: | Mr. Chung, Chin-Ying |
| Contact: | Manager Ms. Vickey Chung or Assistant Mr. Vincent Chen |
| Address: | No.24, Tsang Hou St., BanQiao Dist., New Taipei City 22055, TAIWAN (Sales & Office) |
| TEL: | 886-2-29685577 / 29675553 |
| FAX: | 886-2-29675545 / 29689740 |
| Email: | techcontrol@seed.net.tw |
| URL: | http://www.tech-control-tw.com |
| ZIP: | 22055 |
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