3A Sanitary Manual Type Tank Bottom Diaphragm Valve with Butt-Weld
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Product Highlights
- Long Life Diaphragm: EPDM+PTFE diaphragm lasts 800 million cycles below 2 bar pressure.
- Flexible Connection: Available in Weld, Clamp, Thread, Flange, and DIN 11864 aseptic flange.
- Interchangeable Actuation: Manual handle and pneumatic actuator are easily interchangeable.
- Strict Quality Control: 100% hydraulic tested and inspected with visual and function checks.
- Global Certifications: Compliant with 3A, CE, FDA, ASME BPE, and ISO9001 standards.
- Customization Support: OEM/ODM available with full customization from samples or designs.
Product Attributes
- Customization
- Available
- Media
- Pharmaceutical,Chemical
- Actuator
- Manual
- Material
- Stainless Steel 304,316L
- Structure
- Through Way Diaphragm Valve
- Flow Direction
- Bidirectional
- Usage
- Flow Control
- Standard
- DIN, GB, ANSI, BSW, JIS
- Operation
- by Handle or Actuator
- Polish
- Internal 0.4 Micrometer,External Sandblasting
- Gasket
- EPDM+PTFE/Silicone/Viton/FPM
- Connection Type
- Weld,Clamp,Thread,Flange
- Max Pressure
- 10bar
- Transport Package
- Carton/Plywood Case
- Specification
- CE, 3A, FDA, ISO
- Trademark
- DONJOY
- Origin
- Wenzhou, Zhejiang, China
- HS Code
- 8481804090
- Production Capacity
- 100, 000PCS
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description

3A Sanitary Manual Type Tank Bottom Diaphragm Valve with Butt-Weld
Donjoy for all diaphragm valve conducted a comprehensive technology update in 2015. The upgraded design more in line with GMP, ASME BPE, EHEDG and 3A of the technical requirements of high purity. Especially for handling dead angle reached requirement ≤ 1D to ≤ 3D.
Advantage:
1.Reliable, long life diaphragm - available in high performance EPDM+PTFE for continuous steam operation at temperatures up to 150 °C
2.Hygienic design - high-grade valve bodies and low Ra surface finishe
3.Zeo dead leg
Technical specification:
| Size | 1"-4", DN25-DN100 |
| Material | Forging body: 1.4404/ 316L/ASME BPE 316L/ 1.4435 BN2 Fe≤0.5 |
| Casting body: 1.4404/316L/ ASTM A351 CF3M | |
| Max. temperature | -30 ºC to 150 ºC (depending on diaphragm) (stainless steel wheel) |
| -30 ºC to 130 ºC(depending on diaphragm) (plastic wheel) | |
| Max. pressure | 10 bar |
| Connection design | welding, clamp, flange, thread, DIN 11864 aseptic flange, clamp, thread |
| Surface | Standard inside surface mirror polished RA≤0.4 micron, or RA≤0.3 micron (option) |
| Body structure | T type-Tee, L type-Tee, U type-Tee, multiport, tank bottom valve and various body structures |
| Operation way | Manual: plastic and stainless steel handwheel |
| Pneumatic: plastic box stainless steel pneumatic actuator, multifunctional pneumatic actuator. | |
| Control:IL-TOP intelligent positioner, C-TOP intelligent control unit, FKQ-TOP, position feedback device, intelligent electric actuator, manual flow regulator | |
| Long life design | Below 2 bar, maximum life of 800 million times. |
| Application scope | dairy, food, beverage, water processing, wine fine chemicals, pharmaceutical industries etc. |
| Certificate | 3-A,CE PED/97/23/EC, FDA.177.2600ISO9001 |
| Packaging details | Bubble pack for each valve. Outside packing is by carton or plywood case. |
Advantage:
1.Unique seal design, no dead angles
2.EHEDG certified sealing concept
3.Stainless steel bonnet with sanitary internals
4.Sanitary surface finish, available with Ra < 0.4µm or EP (SF1 and SF4)
5.Manual handle, pneumatic actuator are interchangeable
6.A wide selection of body types for choose from, U type/T type/Multiport
7.100% hydraulic tested / 100% inspected
8.Standards: ASME BPE, 3A, DIN, ISO / IDF
9.Certificates: 3A, FDA, PED 97/23/EC
Feature:
1.Donjoy manufacture more than 27 years,which means we had upgraded and optimized many times,solve the problem in advance to ensure best performance and best application.
2.Manufactured more than 1 million pcs
3.Forged body,one time CNC machining, guarantee machining precision.
4.Euro and Japan mported seals,meet FDA standard.
Connection:
Clamped, welded and threaded,flanged etc.
Packaging Details:
Bubble pack for each valve.
Outside packing is by carton or plywood case.


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About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR263932". Items marked "" are certified.
Company Profile
Donjoy founded in 1993, with registered capital RMB105.58 million(about 15million USD). We focus on high quality PID process controller, the valve positioner, the valve control unit, high purity process control valve, high purity pump, Cleaning technology, piping and pressure vessel safety technology, tubing fittings. Widely used in biopharmaceutical, food and beverage, dairy...etc
Raw material, processing technology, welding technology, surface treatment from Donjoy have achieved advanced levels of domestic and foreign marekt. Donjoy producing according to ASME BPE, EHEDG, FDA and 3A standard, get certificate of PED-97/23/EC and MD-06/42/EC issued by TUV, 3A issued by 3A organization, TS licence and ISO9001: 2008.
Donjoy with advanced technology, excellent quality and perfect after-sales service system, has been assessed for the national high-tech enterprises, the Provincial Famous Trademark, the Trovincial Science and Ttechnology Enterprises, Innovative Enterprises, Patent Model Enterprises, R & D Center, AAA Credit Enterprises.
Faced with these challenges we are confident, because of highly professional products and technological innovation, we will meet the growing demard of market and customer with our better and better products.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 25 Gangfu Road, Konggang New District, Longwan, Wenzhou, Zhejiang, China
-
Plant Area
- 31419 square meters
-
Number of Employees
- 194
-
Registered Capital
- 105,580,000 RMB
-
Terms of Payment
- LC, T/T, D/P, Western Union, Small-amount payment, PayPal
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Ningbo Port, Shanghai Port
-
Minimum Order Quantity
- 1 Pc
-
Supply Chain Partners
- 65
Our Production Capability & Technical Expertise
-
Main Products
- Rotary Lobe Pump, Mixing Proof Valve, Divert Seat Valve, Butterfly Valve, Centrifugal Pump
-
Production Lines
- 2
-
Production Machines
- CNC, Machining Center, Lathe, Milling machine, Polishing machine, Cleaning equipment, Testing Center
-
QA/QC inspectors
- 6 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 7 people
-
Traceability of Raw Materials
- No
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2001-07-06
-
Export Year
- 10 Years
-
Main Markets
- Europe, Australia
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 6
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Product Certification
- CE, Others
-
Cooperated with Fortune 500
- No
FAQ
- What certifications does the valve have?
- The valve holds 3A, CE PED/97/23/EC, FDA, ISO9001, ASME BPE, and EHEDG certifications.
- What connection types are available?
- Available connections include Weld, Clamp, Thread, Flange, and DIN 11864 aseptic flange.
- What is the minimum order quantity?
- The minimum order quantity is 1 piece.
- What is the lead time for production?
- Peak season lead time is one month, while off-season lead time is within 15 workdays.
- Can the valve be customized?
- Yes, OEM and ODM services are available, including customization from samples, designs, and flexible minor modifications.
- What materials are used for the valve body?
- The valve body is made of Stainless Steel 304 or 316L (Forging or Casting), meeting ASME BPE standards.
- What is the warranty or quality guarantee?
- The valve is 100% hydraulic tested and inspected. It features a long-life design with up to 800 million cycles under low pressure.
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Product Groups
- Sanitary Pumps
- Valve Controller
- Sanitary Butterfly Valve
- Sanitary Ball Valve
- Sanitary Divert Seat Valve
- Sanitary Diaphragm Valve
- Sanitary Angle Seat Valve
- Sanitary Mixing Proof Valve
- Sanitary Pressure Safety Valve
- Sanitary Tank Bottom Valve
- Sanitary Sampling Valve
- Sanitary Globe Valve
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