DIN DN80 Pn16 Stainless Steel SS304 PTFE Flange Ball Valve
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Product Highlights
- Fire-Safe Design: Complies with API 607, JB/T 6899, and BS 6755 Part 2 standards for safe operation in fire scenarios.
- Anti-Static Structure: Built-in device prevents static spark generation by discharging accumulated electricity through the valve body.
- Anti-Blowout Stem: Boss structure prevents valve stem blowout and medium ejection during pressurized operation or maintenance.
- Zero External Leakage: Dual sealing structure with gasket and metal-to-metal contact resists leakage from high temperature and vibration.
- Reliable Sealing: Optimized double-line self-relief seat ensures sealing under high pressure, low pressure, and vacuum conditions.
- Automatic Pressure Relief: Structure allows medium to push valve seat for automatic pressure relief, eliminating overpressure risks.
- Clear Operation Indication: Integrated moving assembly with flat square end allows intuitive recognition of fully open or closed positions.
- Anti-Misoperation Locking: Supports locking at fully open and closed positions with positioning plate to prevent unauthorized operation.
Product Attributes
- Customization
- Available
- Media
- Water
- Material
- Duplex Stainless Steel
- Model NO.
- j-valves-ball valve
- Connection Form
- Flange
- Driving Mode
- Manual or Actuators
- Nominal Pressure
- ANSI CLASS 150-900
- Channel
- Straight Through Type
- Structure
- Floating Ball Valve
- Type
- Floating Ball Valve
- Function
- on-off Valve
- Temperature
- Normal Temperature
- Standard
- ISO9001 & CE
- Application
- Industrial Usage, Water Industrial Usage, Househol
- Connection Ends
- Flange ( RF, Rtj)
- Delivery Time
- 15~20 Days
- Working Pressure
- 150lb-600lb
- Type of Port
- Full Port/Reduce Port
- MOQ
- 10PCS
- Transport Package
- Standard Plywood Case
- Specification
- 1/2"-10"(Dn15-250)
- Trademark
- j-valves
- Origin
- Wenzhou, China
- HS Code
- 8481804090
- Production Capacity
- 6500PCS/Year
- Package Size
- 50.00cm * 50.00cm * 50.00cm
- Package Gross Weight
- 13.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
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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.
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Product Images of DIN DN80 Pn16 Stainless Steel SS304 PTFE Flange Ball Valve
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Product Description


Nominal Diameter | DN80 (NPS 3″) |
Nominal Pressure | PN16 (1.6MPa), optional PN10, PN25, PN40 |
Temperature Range | -29℃ to +425℃ |
Body | SS304 (CF8 / 1.4301 / 06Cr19Ni10), optional SS316 (CF8M / 1.4408) |
Ball | SS304, optional SS316 or hard chrome-plated SS304 |
Stem | SS304, SS316 |
Seat | PTFE, RPTFE (glass fiber reinforced), PPL (polyphenylene, high temperature type) |
Packing | PTFE, flexible graphite |
End Connection | Flanged, in accordance with DIN 2533 PN16, DIN 2543, DIN 2544, EN 1092-1 Type 01/11 |
Face-to-Face Dimension | In accordance with DIN 3202 F4/F5, DIN EN 558-1 Series 1/14, ISO 5752 |
Operation | Manual (lever / worm gear), pneumatic (double-acting / single-acting), electric (on-off type / modulating type) |
Design Standard | DIN 3357, ASME B16.34 |
Inspection & Testing Standard | EN 12266, API 598 |


The ball, valve stem and handle constitute an integrated moving assembly. The valve stem features a flat square end for intuitive position recognition. The valve is fully open when the flat square of the handle or valve stem runs parallel to the pipeline axis, and fully closed when perpendicular to the pipeline axis.
The valve supports locking at both fully open and fully closed positions, adapting to on-site installation and working conditions that forbid incorrect operation. Fitted with a positioning plate with lock holes, the valve can be locked as needed to prevent misoperation by unauthorized personnel.
A boss structure is designed at the lower section of the valve stem to eliminate potential safety risks. It effectively prevents valve stem blowout and medium ejection that may cause personal injury during pressurized operation or pressure relief for maintenance. Under extreme working conditions such as fire, even if the packing and thrust bearing are damaged, the valve stem boss can fit tightly with the valve body sealing surface to avoid massive medium leakage.
Friction between the ball and non-metallic valve seat during valve operation generates static charge that accumulates on the ball. The built-in anti-static device establishes a static discharge channel through the ball, valve stem and valve body to export accumulated static electricity, avoid static spark generation and ensure safe operation.
In fire scenarios, after non-metallic components including valve seat and packing are burnt out, the ball can make direct contact with the valve body metal surface to block large-scale medium leakage and restrain fire spread. The fire-safe and anti-static design fully complies with API 607, JB/T 6899 and BS 6755 Part 2 standards.
The valve body connection adopts a dual sealing structure combining gasket sealing and metal-to-metal shoulder contact. This tenon flange structure resists leakage induced by high temperature, fire, pipeline vibration and other adverse factors, realizing zero external leakage and maintaining high sealing stability of the valve.





Our Products could produce in both casting and forging type to meet different applications. J-VALVES products could meet ISO9001, ISO45001, ISO14001, CE, ISO15848, API607 standards requirements.
Ball Valve | Gate Valve | Globe Valve | Check Valve | butterfly Valve | Strainer | |
Size ranging | 1/2"~56" | 1/2"~56" | 1/2"~48" | 1/2"~56" | 2"~112" | 1/2"~24"(Y type) 2"~48"(basket ) |
temperature | -29~+425ºC | -29~+425ºC | -29~+425ºC | -29~+425ºC | -29~+425ºC | -29~+425ºC |
Pressure | 150LB~2500LB | 150LB~2500LB | 150LB~2500LB | 150LB~2500LB | 150LB~900LB | 150LB~1500LB(Y) 150LB~600LB(B) |
Medium | Water, Oil, Gas, etc | Water, Oil, Gas, etc | Water, Oil, Gas, etc | Water, Oil, Gas, etc | Water, Oil, Gas, etc | Water, Oil, Gas, etc |

Material of valve body/bonnet | specific materials |
carbon steel | WCB,A105,A105N,LF2,LF3,WCC |
austenitic stainless steel | CF8,CF8M,CF3,CF3M,F304,F316 |
duplex stainless steel | S32205,S32750,F51,F53,F55,CD4MCu |
Chrome-molybdenum high-temperature alloy steel | WC5,WC6,C5,F11,F22,F5 |
cast iron | HT200,HT250,QT450 |
bronze | C95500,C95800,C63200 |
special alloy | F-2,Aloloy 20,Inconel 625 |









We are a manufacturer factory and we also have our own exporting license.
2. Do you have certificate?
Yes, ISO9001, ISO14001, ISO45001, API6D, API600, API602, CE, PED certificate. We also have some patents in design.
3. How do you control the quality?
In quality control, the most important is to avoid material mixing.
In our factory, 3 spectro PMI machines are used in raw material warehouse, production plant, dispatch plant.
Pressure inspecting machine, PMI machines, RA roughness spector, hardness testing machine...All machines help in inspection.4 staff inspect during production in different sections.5 staff inspect the finished productions to avoid shortage, poor quality, mixing chemical...
4. How big factories do you have?
We have total 25000 square meters in Wenzhou city & Lishui city, Zhejiang Province, China.
5. If there is any quality problem, how do you solve it?
We are very proud that we never make one customer leave us. We are not 100% perfect, there is some quality problem.
Normally replacement, or compensation, or resend goods to customers as per the condition. To be discussed as per condition.
6. How long is your delivery time?
For normal products in 7-10 days; For bulk order, in 15-25 days. It depends.
7. Warranty time?
3 years warranty for all of our stainless steel products. Gaskets or the easy broken parts are not included due to the different application for customers.
8. Why trust in us?
14 years in this industry. It makes us professional. Good credit in this market.
All of our machines are the assurance of our responsibility.
9. Free sample?
Free samples can be provided for first cooperation under sincere cooperation
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR2331485". Items marked "" are certified.
Company Profile
J-VALVES is a manufacturer of Industrial Valves, focus on offering full sets of Industrial valves solutions to all over the world. The company was founded on 2018 which is young, passionate and creative. J-VALVES has own engieer team and inspection team, including 8 engineers, 8 inspectors and 20 sales person for domestic and international markets. Since 2018, J-VAVLES has invested three factories, include GGC valves and ball valves within 5 years.
After continuous efforts, J-VALVES is developing rapidly towards scale, standardization and informatization, then enter predetermined track. J-VALVES mainly produce ball valve, gate valve, globe valve, check valve, butterfly valve, filters, plug valves and control valves, as well as accept customized design valves. Valves materials includes stainless steel, carbon steel, forged steel, alloy steel, duplex steel, bronze alloy, titanium alloy, Monel alloy, nickel alloy etc. Valves could choose handle, worm, gear, pneumatic actuator, electric actuator, etc. Our products are applicable for petroleum, architecture, metallurgy, chemistry, electricity, hydraulic, environmental, etc.
We are optimistic in valve industry, as with the developing of Chinese high-speed growth of economic, valves industry has been one of the most important basic industry in national economy. J-VALVES is adhering to "Details determines quality, quality determines future" and " win the market with high-quality products, win the trust of user with honest service", has established a standardized, institutionalized and scientific enterprise management system.
J-VALVES always insist on training staffs and education, and trust that only improve overall quality of staffs, can ensure reliable products quality and efficient service system. In the fierce competition and development of the industry, our company relies on strict requirements on product quality, good reputation and high-quality after-sales service, J-VALVES has won unanimous praise from new and old customers at home and abroad.
About Our Factory & Business Background
- Address
- Konggang New Area, Binhai Industrial Park, Longwan District, Wenzhou, Zhejiang, China
- Terms of Payment
- LC, T/T, D/P, Western Union, Money Gram
- International Commercial Terms(Incoterms)
- FOB
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- Ningbo,China, Shanghai,China
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2019-03-20
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- Are you a trading company or factory?
- We are a manufacturer factory and we also have our own exporting license.
- Do you have certificates?
- Yes, ISO9001, ISO14001, ISO45001, API6D, API600, API602, CE, PED certificate. We also have some patents in design.
- How do you control the quality?
- In quality control, the most important is to avoid material mixing. In our factory, 3 spectro PMI machines are used in raw material warehouse, production plant, dispatch plant. Pressure inspecting machine, PMI machines, RA roughness spector, hardness testing machine...All machines help in inspection.4 staff inspect during production in different sections.5 staff inspect the finished productions to avoid shortage, poor quality, mixing chemical...
- How big factories do you have?
- We have total 25000 square meters in Wenzhou city & Lishui city, Zhejiang Province, China.
- If there is any quality problem, how do you solve it?
- We are very proud that we never make one customer leave us. We are not 100% perfect, there is some quality problem. Normally replacement, or compensation, or resend goods to customers as per the condition. To be discussed as per condition.
- How long is your delivery time?
- For normal products in 7-10 days; For bulk order, in 15-25 days. It depends.
- What is the warranty time?
- 3 years warranty for all of our stainless steel products. Gaskets or the easy broken parts are not included due to the different application for customers.
- Why trust in us?
- 14 years in this industry. It makes us professional. Good credit in this market. All of our machines are the assurance of our responsibility.
- Do you provide free samples?
- Free samples can be provided for first cooperation under sincere cooperation.
Send your message to this supplier
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