DN100 Pn20 RF Flange CE Certified for Chemical Transfer & Seawater Systems Duplex Stainless Steel 4A (2205) 2PC Floating Ball Valve

• Customization: Available
• Media: Water, Oil, Gas
• Material: Carbon Steel
• Model NO.: JVALVES-Q41F
• Connection Form: Flange
• Driving Mode: Manual,Electric,Pneumatic
• 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: API 6D, API 608, BS 5351/DIN3357/JIS B2071
• Application: Industrial Usage, Water Industrial Usage
• Body Material: A955-4A, 5A, 6A/A182-F51, F53, F55.
• End Connection: Flanged FF/RF/Rtj, Bw Ends
• Design: API 6D / API 608 / BS5351 / ASME B16.34
• Working Pressure: 150lb-1500lb
• Seating: Soft Seated or Metal Seated
• Seat Material: PTFE, PTFE+Carbon Fiber, PTFE+Glass Fiber, Ppl
• Body Type: Split Body
• Working Temperature: -196 Degree to 425 Degree
• Testing Standard: API598
• Structure Function: Split Body in Two and Three Body
• Port Size: Full Port/Reduced Port
• Advantage: OEM/ODM
• Delivery Methods: by Sea, by Air, by Trian, by Express DHL/FedEx/TNT
• Quality Warranty12 Month After Install: 12 Month After Install
• Delivery Term: EXW, Fob, Fca, CFR, CIF, etc.
• Transport Package: Exporting Plywood Case
• Specification: 2"-24"(DN100-DN600)
• Trademark: J-VALVES
• Origin: China
• HS Code: 8481804090
• Production Capacity: 8000 Ton/Year
• Package Size: 100.00cm * 100.00cm * 80.00cm
• Package Gross Weight: 50.000kg

Product Description

High-performance 2PC Floating Ball Valve

This duplex steel ASTM A995 4A (2205 (UNS S31803)) 2PC floating ball valve features API 6D/607 certified design with fire-safe construction and full-bore. Engineered for critical services in LNG transfer (-162°C), chemical processing (PREN>35 corrosion resistance), and power plants.

Specification

Key Advantages

Zero-leakage performance: ISO 5208 Class VI seals & ISO 15848-1 fugitive emission control
Safety compliance: SIL3 functional safety for emergency shutdown systems
Reduced maintenance: Anti-blowout stem and live-loaded packing (10,000+ cycles)

Certifications: API 6D, API 607, CE, ISO 9001/14001/45001, ISO 15848. Suitable for seawater, acids, and high-pressure steam applications.

Application Fields

Oil & Gas: Offshore seawater injection, LNG transfer lines, Crude oil pipelines, Refinery hydrogen units
Petrochemical: Sulfuric acid transfer, Chlorine dosing, Solvent circulation, Caustic soda transport
Power Generation: Power plant steam bypass, Hydropower flow control, Nuclear cooling isolation
Water Treatment: Seawater desalination, Sewage sludge control, Potable water networks
Mining: Ore slurry transport, Acid leaching discharge, Tailings isolation
Industrial: Steel pickling lines, Pulp bleaching systems, Coke oven gas scrubbing
Marine: Ballast water treatment, LNG cargo venting, Engine room shutdown
Infrastructure: Hydropower inlets, Hydrogen compression, capture systems

Product Name	Duplex Stainless Steel 4A (2205) 2PC Floating Ball Valve
Size	1/2"-8"(DN15-DN200)
Body	Duplex Stainless Steel A955-4A
Ball	F51
Stem	F51
Seat	Devlon
Port	Full Port(Reduce Port Option)
Working Pressure	150LB-600LB
Connection Ends	Flanged FF/RF/Rtj, Bw Ends
Working Temp.	-196ºC~425ºC
Other Material Opts	CF8, CF8M, CF3, CF3M, CF8C/A182-F304, F316, F304L, F316L, F321,C95800, C95400, C83600.5A, 6A/A182-F51, F53, F55.
Suitable Medium	Water, Natural Gas, Oil and some corrosive liquid
Operated	Hand wheel, Worm wheel, Pneumatic actuator & Electric Actuator.
Design standard	API 6D
Fire Safe	API 607
Inspection & Testing	According to API598
Brand	J-VALVES

right elevation

left elevation

front elevation

Technical Specifications

(Custom configurations available upon request.)

Testing Pressure(Mpa)
Pressure	150LB	300LB	600LB	900LB	1500LB	2500LB
Strength Testing	3.0	7.5	15.4	23.0	37.5	63.0	Mpa
Seal Testing	2.2	5.5	11.2	16.9	27.5	46.2
Air Testing	0.6	0.6	0.6	0.6	0.6	0.6

Soft Seal
Material	Key Properties	Optimal Applications
PTFE	-29°C~150°C, PN40, bubble-tight	Water/oils/weak acids (FDA food grade)
PPL	-40°C to +250°C	Oil & Gas/ Steam/ Petrochemical
RPTFE	-50°C~200°C, PN63, anti-cold flow	LPG/solvents (ISO 5208 Class VI)
PCTFE	-240°C to +150°C	LNG/ Cryogenic/ Liquid Gases
Devlon	-200°C~150°C, PN63, abrasion-resistant	HF acid/slurries/food (ISO 15848 AH)
PEEK	280°C continuous, chemical resistance	High-temp chemicals/hydraulic (API 607)
Hard Seal
Material	Key Properties	Optimal Applications
Ni55 Alloy Overlay	-196°C~650°C, HRC 50, H2S resistant	Sour gas/superheated steam (NACE MR0175)
Tungsten Carbide (TCC)	PN760, extreme abrasion, 800°C	Coal slurry/catalysts/mining (ISO 15848 BH)
Stellite 6	550°C, thermal shock resistant	Power steam/delayed coking (API 6D Annex F)

Drawings & Dimensions

Detailed CAD drawings and dimensional diagrams are available for download here or upon inquiry. Our engineering team can provide tailored designs to meet specific project requirements.

After Sales Service

1-Year Quality Guarantee: All valves are guaranteed for 12 months after shipment against manufacturing defects.
Free Technical Support: Online guidance and consultation available via email, phone, or video call during installation and commissioning.
Response Time: We aim to respond to any after-sales inquiry within 24 hours on working days.
Our Promise:
We stand behind the quality of every valve we deliver. Customer satisfaction and long-term cooperation are always our top priorities.

Company Profile

 ZHEJIANG J-VALVES FLUID EQUIPMENT CO., LTD

our factory area is 15,000+ square meters, our company has 100+ employees including sales, QC and technicians, etc. Our team has 15+ years of export experience. We are committed to providing comprehensive Industrial Valve Solutions worldwide.

Packing & Delivery

Delivery Time	10-30 Days
Package	Standard Exporting Plywood Case
Shipping Port	Ningbo/Shanghai sea port, China.
Shipping Terms	EXW, FCA, CPT, CIP, DAP, DPU, DDP, FAS, FOB, CFR, CIF
Payment Terms	T/T, DP, LC at sight.
Payment condition	30% prepayment, 70% balance paid before shipping or against copy of BL.
Country of Origin	China
Production Capacity	8000 Ton/year
Certificates	API 6D, API 600, API 602, API 607, CE, ISO9001, ISO14001, ISO45001, SIL3, and ISO15848, CE
MOQ	10 PCS/size(Special material depends on)

Why Choose Us?

Other Products

15+ years of valve manufacturing experience
API 6D / ISO / CE certified factory
Full range from 2" to 72", Class 150–2500
Strict quality control, 100% tested before delivery
Fast response, on-time delivery, and professional service
OEM/ODM customization supported

Ball Valves – Trunnion Mounted, Floating Type, Full Bore / Reduced Bore, DBB(Double Block and Bleed)
Globe Valves – Straight Pattern, Angle Type, High-Pressure Design
Check Valves – Swing, Lift, Dual Plate Wafer Type
Butterfly Valves – Wafer / Lug / Double Offset / Triple Offset
Strainers – Y Type, Basket Type, Duplex Filter
Forged Steel Valves – Gate, Globe, Check (Class 800 / 1500 / 2500)
Low Temperature Valves – Suitable for LNG, -196°C working conditions
Custom Valves – According to drawings or special requirements

FAQ

1. How to guarantee your quality? When we install, if there is some quality problems, how to solve it?
We have QC department, quality inspector will check every step when processing and make reports to clients for checking. If any quality problems, we will check and reply you within 24 hours to solve it. Please contact us for any quality problems.

2. What's the temperature and pressure for valves?
For metal seat, temperature range from -196ºC to 425ºC. For soft seat ball valve, temperature range from -29ºC to 200ºC. Pressure range from PN6 to PN420(150LB~2500LB).

3. What's the materials of valves?
Stainless Steel, Forged Stainless Steel, Alloy Steel, Duplex Steel, Titanium Alloy, Nickel-aluminum, Bronze Alloy, etc. Details materials requirements could consult us at any time.

4. How about delivery time?
Our factory is near to Ningbo & Shanghai seaport, generally speaking, export to Asia takes about 7-10 days, export to Europe, Middle East, Africa, North America, South America, etc. takes about 30-35 days by sea.

5. What's the medium for your valves?
Mostly are used in water, gas and oil. When inquiry, it is better to offer your medium, we could suggest materials and valves type for clients.

6.Can you provide OEM or custom service?

Yes, we support OEM/ODM. Logo, color, size, and materials can be customized.

7.Do you test all your goods before delivery?

Yes, all valves are 100% pressure tested according to API 598 or relevant standards.