DN50-DN300 Double Single Acting Stainless Steel Ductile Iron EPDM PTFE Soft Seat Electric Pneumatic Actuator Butterfly Valve for Water

• Customization: Available
• Media: Water
• Driving Mode: Pneumatic
• Model NO.: D671X-16P
• Connection Form: Flange
• Structure: Centre Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Work Pressure: Low Pressure (Pn<1.6mpa)
• Working Temperature: Normal Temperature (-40°C<T<120°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Standard: GB/T12238-1989
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Certification: CE,Sil,ISO 9001,ISO 45001,ISO14001
• Manufacture Standard: GB, ISO, ANSI, DIN
• Nominal Diameter: DN50-600
• Medium Temp: -20°c~+120°c
• Pressure Range: 0-1.6 MPa
• Sealing Material: NBR, EPDM, FPM
• Valve Body Material: Gray Cast Iron, Ductile Cast Iron, Cast Steel, Sta
• Valve Disc Material: Ductile Cast Iron, Cast Steel, Ctainless Steel, Ni
• Control Feature: Double Acting, Single Acting
• Applicable Media: Water, Oil, Gas, Nitric Acid, Acetic Acid
• Feature: Double Bubble and Zero Leakage
• Control Effect: Double Acting, Single Acting
• MOQ: 1 PCS
• Packing: Customers' Request
• Term of Delivery: Fob/CNF/CIF, Customers' Request
• Transport Package: Carton or Wooden, Customers' Request
• Specification: DN50-DN300
• Trademark: FDS
• Origin: China Jiangsu
• HS Code: 8481804090
• Production Capacity: 100000
• Package Size: 50.00cm * 25.00cm * 15.00cm
• Package Gross Weight: 5.000kg

Product Description

Product Description

OPEN VALVE:The gas source entersfrom (2) and exits from (4)	CLOSE THE VALVE:The gas source entersfrom (4) and exits from (2)
Figure (2) shows the intake causing the introduction of two pistons into the cylinder Separate the two pistons and move them in two sections.	Figure (4) shows the intake of air to introduce the two pistons intothe cylinder Move towards the center, with the output shaft in the closed state.

OPEN VALVE:The gas source entersfrom (2) and exits from (4)	CLOSE THE VALVE:The gas source entersfrom (4) and exits from (2)
Figure (2) shows the intake causing the introduction of two pistons into the cylinder Compress the two ends of the spring between them.	Figure (4) shows the solenoid valve being switched backwards with the spring facing downwards Compression causesdisplacement,thus resetting.

Product Advantages

Company Profile

Fudesheng (jiangsu) Automatic Control Valve Manufacturing Co., Ltd.

Fudesheng (Jiangsu) specializes in automatic control valves & actuators. Core products include pneumatic actuators, butterfly/ball/gate/globe/check/regulating valves. Diverse materials, compliant with GB, ANSI, JIS, DIN standards. Certified to ISO 9001/14001/45001, CE, SIL3 & national TS license. Rigorous control from R&D to production ensures precision & reliability for complex applications. Your professional valve solution provider.

Our services:
1.We offer competitive pricing and comprehensive discounts.
2.As a specialized factory, we provide OEM (Original Equipment Manufacturing) and ODM (Original Design Manufacturing) services.
3.Our engineering team delivers professional pre-sale and after-sale support, including remote video assistance.
4.Complimentary accessories and repair toolkit.

FDS - Trustworthy Factory

Positive Reviews & Exhibition

Packing & Delivery

FAQ

Q1: Are you a manufacturer or a trading company?

 A1: We are a specialized manufacturer focusing on valve solutions for harsh working conditions, with direct factory production and sales. Eliminating middlemen allows us to respond to your needs more efficiently.

Q2: Do you provide installation guidance from technical engineers before or after sales?

A2: Definitely. No need to worry. Our technical team will follow up via remote video throughout the process, providing one - on - one guidance from installation steps explanation to valve commissioning.

Q3: What are your payment terms?

A3: Typically, 30% T/T as deposit and 70% balance before delivery. We will send you real - time videos of products and packaging for your confirmation before requesting the balance payment.

Q4: What delivery terms do you offer?

A4: We support common terms like EXW, FOB, CFR, CIF, and also provide door - to - door services such as DAP and DDP for you to choose flexibly based on logistics needs.

Q5: How long is the delivery time?

A5: Generally, we can ship within 2 - 5 days after receiving the advance payment. The specific timeline depends on the product model and order quantity, and we will refine the schedule when you place the order.

Q6: Do you test all goods before delivery?

A6: Absolutely. Each valve undergoes 100% full inspection including pressure testing and sealing detection before leaving the factory, with inspection reports attached to the goods.

Q7: How do you maintain long - term and good business relationships?

A7: We ensure customer benefits through stable quality and cost - effective pricing. Meanwhile, we treat every customer as a partner—regardless of origin, we uphold sincere business ethics and focus on building trust through reliable service.