High-Quality OEM Pneumatic Worm Gear Butterfly Valve From China

• Customization: Available
• Media: Water
• Driving Mode: Worm Gear
• Model NO.: D371X-1016
• Connection Form: Wafer
• Structure: Centre Sealing
• Seal Form: Auto 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: ISO
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Coating: Customized
• Usage: Regulation, Safety, Emptying, Drain, Temperature C
• Available Medium: Sea Water / Fresh Water / Air /Oil
• Color: OEM
• Valve Seat Seal Ring: Nitrile Rubber
• Transport Package: Standard Sea Worthy
• Specification: QT450, 304 Stainless Steel
• Trademark: OEM
• Origin: Fujian
• Package Size: 30.00cm * 25.00cm * 55.00cm
• Package Gross Weight: 15.000kg

Product Description

D371X-1016 Wafer Type Turbine Butterfly Valve

Applications include urban construction, chemical industry, metallurgy, petroleum, pharmaceuticals, food, beverages, and environmental protection. Suitable for pipelines carrying fresh water, sewage, seawater, steam, natural gas, food, pharmaceuticals, oil, and various acidic and alkaline media.

Specification

Key Features

1. Compact and lightweight, easy to disassemble and maintain, and can be installed in any position.

2. Simple and compact structure, 90° rotation for rapid opening and closing.

3. Low operating torque, effortless and lightweight.

4. Achieves complete sealing, zero leakage in gas tests.

5. Suitable for various media by selecting different component materials.

6. Flow characteristics are nearly linear, with good regulating performance.

7. Can withstand tens of thousands of opening and closing tests, long service life.

8. This valve can replace gate valves, globe valves, plug valves, hose valves, and diaphragm valves in pipelines, especially in high-rise building fire protection systems and pipeline systems requiring valve open/close status display.

Connection size

(Custom configurations available upon request.)

Nominal diameter DN (mm)	Dimensions (mm)
	L	L1	H	H1
50	43	135	160	230
65	46	135	170	250
80	46	135	180	275
100	52	160	205	310
125	56	160	210	330
150	56	240	220	360
200	60	240	260	420
250	68	280	290	500
300	78	320	325	570
350	78	320	360	640

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.

Company Profile

Keep Promise Global (Xiamen) Holding Ltd.

Keep Promise Global (Xiamen) Holding Ltd. is a leading Chinese manufacturer of Valveproducts with over 30 years of expertise. Certified with ISO 9001, CE, and TS, we export to 50+ countries, offering reliable and diverse range of valve products by R&D innovation and strict quality control.

Why Choose Us?

Other Products

OEM/ODM capabilities
Competitive pricing & bulk discounts
Fast shipping & customs clearance support
Turnkey project solutions

Gate Valve
Butterfly Valve
Control Valve
Check Valve
Diaphragm Valve

FAQ

Q1: What types of valves do you manufacture?
A1: We produce gate valves, ball valves, globe valves, check valves, butterfly valves, and other customized valves in materials such as cast iron, carbon steel, and stainless steel.
 
Q2: Can you produce valves according to our drawings or samples?
A2: Yes. We provide OEM/ODM service. Send us your drawings or samples, and we will design and produce accordingly.
 
Q3: What standards do your valves comply with?
A3: Our valves are produced according to ANSI, DIN, JIS, BS, and GB standards, depending on your market requirements.
 
Q4: What is the working pressure and temperature range of your valves?
A4: Pressure: 1.0–6.4 MPa; Temperature: -20°C to 425°C (depending on valve type and material).
 
Q5: What is your minimum order quantity (MOQ)?
A5: For standard valves, MOQ is usually 10–50 pieces. For trial orders, smaller quantities are acceptable.
 
Q6: What are your payment terms?
A6: Usually T/T 30% deposit, 70% before shipment. L/C at sight or other methods can be negotiated.
 
Q7: Can I visit your factory before placing an order?
A7: Of course. We welcome all clients to visit our factory. We can also arrange a video inspection if you cannot travel.
 
Q8: How long is your delivery time?
A8: Normally 15–25 days for standard products; 30–45 days for large or customized orders.
 
Q9: What shipping methods do you offer?
A9: We can arrange shipment by sea (FCL/LCL), air, or express courier (DHL, FedEx) depending on your need.
 
Q10: What should I do if I receive defective goods?
A10: Please send photos or videos showing the problem. Our team will analyze the cause and provide a solution within 48 hours.
 
Q11: Do you offer spare parts or maintenance support?
A11: Yes, we can supply spare parts and maintenance instructions for long-term cooperation customers.
 
Q12: Why choose your company?
A12:Over 30 years of manufacturing experience
ISO/CE/PED certified factory
Fast response and professional technical support
Reliable quality and competitive price
 
Still have questions?
Feel free to contact us anytime — we will reply within 24 hours with full support.