China Manufactured PTFE Seal Material Ductile Iron Worm Gear Electric Lug Butterfly Valve
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Product Highlights
- 90-Degree Quick Operation: Simple compact structure allows quick opening and closing with 90-degree rotation.
- High Performance Seat: Rubber seat with 50% content ensures switch life exceeds 30,000 times.
- Reliable Axial Seal: Shaft supported by 4 oil-free bearings with double seal structure for low torque.
- Durable Ductile Iron Handle: Superior strength and corrosion resistance compared to stamped handles.
- Weather Resistant Coating: Epoxy powder coating provides strong adhesion for indoor and outdoor use.
- Factory Pressure Testing: All products undergo pressure testing with reports provided before shipment.
- Wide Material Options: Customizable body, disc, seat, and stem materials to meet specific needs.
- Fast Delivery Capability: Stock available for DN15 to DN300 with production completed in 4-5 days.
Product Attributes
- Customization
- Available
- Media
- Water
- Driving Mode
- Pneumatic
- Connection Form
- Lug Support
- Structure
- Centre Sealing
- Seal Form
- Supercharging Pressured 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
- ANSI/BS/DIN/JIS
- Application
- Industrial Usage, Water Industrial Usage, Household Usage
- Body
- Di/Wcb/Ci
- Disc
- Di, CF8, CF8m, CF3, CF3m, C594, C598
- Seat
- EPDM, NBR, Viton
- Stem
- Ss410, Ss420, SS304
- Transport Package
- Standard Export Wooden Carton
- Specification
- DN50-DN600
- Trademark
- Yuming/OEM/ODM
- Origin
- Zhengzhou, China
- HS Code
- 8481804090
- Production Capacity
- 50000PCS/Month
- Package Size
- 100.00cm * 100.00cm * 100.00cm
- Package Gross Weight
- 45.000kg
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.
Product Images of China Manufactured PTFE Seal Material Ductile Iron Worm Gear Electric Lug Butterfly Valve
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Product Description
Design and manufacturing standards: GB/T 12238
Structure length standard: GB/T 12221
Test standard: GB/T 13927
Upper flange connection standard: ISO 5211
Flange size standard: GB/T 17241.6, ASME B16.5, ASME B16.47,
ASME B16.1, JIS B2220
Technical Specification:
Valve Design: BS EN593/BS5155/API609/DIN3354
Face to Face: ISO 5752-20/BS EN558-20/API609
Flange Drilling: ASME B16.1 Class125/ASME B16.5 CL150/ASME B16.47 CL150/ DIN 2501 PN10-16/EN1092 PN10-16/JIS10K
Hydraulic Test: EN12266-1/API 598/ISO5208/JIS B2003
Shell Test Pressure: 24 bar/15 bar
Sealing Test Pressure: 17.6 bar/11 bar
Specifications:
Body Materials: Cast Iron, Ductile Iron
Disk Materials: Ductile Iron, Stainless Steel, Nylon 5/11 Coated Ductile Iron, Aluminum Bronze, Stainless Steel, Hastelloy, Halar Coated Ductile Iron
Stem Materials: Carbon steel, Stainless Steel, Monel
Seat Materials: BUNA-N (NBR& Nitrile), EPDM, HTEPDM,FKM, white Seats for food applications
Applications: Potable Water, Wastewater, HVAC, Irrigation, Metallurgy, Power Generation, Marine, Oil & Gas, Pulp & Paper, Bulk Solids, Mining, Food & Beverage,Dead-End service
Material availability depends on valve size & series. Other materials are available. Please consult to us or your local AVANNTO representative for your specific condition.
Face-to-face:
EN 558 Series 20
ISO 5752 Series 20
API 609 Table 1
Flange accommodation:
EN 1092 PN 10/16
ASME Class 150
AS 4087 PN 16
Flange Surface Design:
EN 1092 Form A /B
ASME RF, FF
Top flange:
EN ISO 5211
Tightness check:
EN 12266 (Leakage rate A)
ISO 5208, Category 3
Working standard:
EN 593
Temperature range:
-20 °C to + 130°C (depending on pressure, medium and material)
Max. Operating pressure:
max. 16 bar

| DN | A | D1 | L1 | L2 | L3 | B | PN16 | PN10 | 150LB | φD3 | φD4 | n1-φd | ||||
| D2 | n-M | D2 | n-M | D2 | n-M | |||||||||||
| 2″ | DN50 | 42 | 73.3 | 54 | 161 | 25 | 9 | 125 | 4-M16 | 125 | 4-M16 | 120.7 | 4-5/8″ | 65 | 50 | 4-8 |
| 2.5″ | DN65 | 44 | 86 | 62 | 175 | 25 | 9 | 145 | 4-M16 | 145 | 4-M16 | 139.7 | 4-5/8″ | 65 | 50 | 4-8 |
| 3″ | DN80 | 45 | 100.9 | 82 | 181 | 25 | 9 | 160 | 8-M16 | 160 | 8-M16 | 152.4 | 4-5/8″ | 65 | 50 | 4-8 |
| 4″ | DN100 | 51.5 | 132 | 99 | 200 | 28 | 11 | 180 | 8-M16 | 180 | 8-M16 | 190.5 | 8-5/8″ | 90 | 70 | 4-10 |
| 5″ | DN125 | 54 | 156 | 114 | 213 | 28 | 14 | 210 | 8-M16 | 210 | 8-M16 | 215.9 | 8-3/4″ | 90 | 70 | 4-10 |
| 6″ | DN150 | 55 | 185 | 129 | 236 | 28 | 14 | 240 | 8-M20 | 240 | 8-M20 | 241.3 | 8-3/4″ | 90 | 70 | 4-10 |
| 8″ | DN200 | 59 | 235 | 150 | 260 | 33 | 17 | 295 | 12-M20 | 295 | 8-M20 | 298.5 | 8-3/4″ | 125 | 102 | 4-12 |
| 10″ | DN250 | 66 | 289 | 186 | 292 | 33 | 22 | 355 | 12-M24 | 350 | 12-M20 | 362 | 12-7/8″ | 125 | 102 | 4-12 |
| 12″ | DN300 | 76 | 341 | 218 | 337 | 33 | 22 | 410 | 12-M24 | 400 | 12-M20 | 431.8 | 12-7/8″ | 125 | 102 | 4-12 |
| 14″ | DN350 | 76 | 372 | 242 | 368 | 45 | 22 | 470 | 16-M24 | 460 | 16-M20 | 476.3 | 12-1″ | 125 | 102 | 4-12 |
| DN | A | D1 | L1 | L2 | L3 | φD | N-b | K | PN16 | PN10 | 150LB | φD3 | φD4 | n1-φd1 | ||||
| D2 | n-φd | D2 | n-φd | D2 | n-φd | |||||||||||||
| 16″ | DN400 | 86.5 | 436 | 320 | 403 | 52 | 33.15 | 1-10 | 36.2 | 525 | 16-M27 | 515 | 16-M24 | 539.8 | 16-1″ | 175 | 140 | 4-18 |
| 18″ | DN450 | 104.6 | 487 | 351 | 415 | 52 | 38 | 1-10 | 41 | 585 | 20-M27 | 565 | 20-M24 | 577.9 | 16-1 1/8″ | 175 | 140 | 4-18 |
| 20″ | DN500 | 130 | 532 | 386 | 466 | 64 | 41.15 | 1-12 | 44.2 | 650 | 20-M30 | 620 | 20-M24 | 635 | 20-1 1/8″ | 175 | 140 | 4-18 |
| 24″ | DN600 | 152 | 651 | 446 | 525 | 70 | 50.65 | 1-16 | 54.7 | 770 | 20-M33 | 725 | 20-M27 | 749.3 | 20-1 1/4″ | 210 | 165 | 4-22 |


Yuming Valve Group Co., Ltd. was found in 1972, covering an area of 82000 square meters industrial park, which was constructed 38000 square meters.
Yuming Valve Group Co., Ltd., a leading industrial valve manufacturing enterprise, is renowned for its exceptional product quality and top-notch customer service. Since its establishment in 1972, we have continually expanded and evolved into a sizable organization with over 700 employees, including more than 80 technical professionals.
We specialize in the research, manufacturing, testing, and sales of valves. Our core product is the ball valve, and in addition, we offer a range of other valve types, including safety valves, butterfly valves, gate valves, globe valves, check valves, and more. Our products find widespread applications in industries such as heating, petroleum, natural gas, chemical engineering, power generation, construction, water supply, and drainage, among others.
At Yuming Valve Group, our mission is to provide advanced valve solutions to our customers. Quality is our foremost priority, and we ensure the excellence of each valve through advanced manufacturing techniques and rigorous quality control systems. Our dedicated technical team is readily available to support our customers and provide comprehensive after-sales service to ensure the smooth installation and operation of our valves.
Whether you are seeking high-quality valve products or require professional technical support, Yuming Valve Group is committed to becoming your trusted partner. We look forward to establishing long-term collaborative relationships and meeting your valve needs and solutions.
Q:How long is the product warranty?
A:In 12 months, we will provide you with replacement or repair services for other problems except for quality problems caused by human causes.
Q:Are wholesale discounts available?
A:Wholesale discounts are available on large quantities of valves, usually related to purchase quantity. You can contact customer service or email us for discount information.
Q:Does it support customized valve needs?
A:Custom valve services are available to meet specific needs. You can consult the customer service department of the website or contact us to learn about customized services and corresponding processes and prices.
Q:How is your price?
A:Although we have brand-name products, our prices are very favorable and competitive.Because of our best price, customers from all over the world come to purchase our products.Although we have brand-name products, our prices are very favorable and competitive.Because of our best price, customers from all over the world come to purchase our products.
Q:Are you trading company or manufacturer ?
A:We are the manufacturer, the factory.
Q:How do proceed with the orders?
A:Firstly, we will provide a quotation, and once the price is confirmed, we will proceed to the next step. Next, we will supply samples for your approval. Upon confirmation of the samples, we will proceed with mass production.
Q:Can I request to change the form of packaging and transportation?
A:Yes, We can change the form of the packaging and transportation according to your request, but you have to bear their own costs incurred during this period and the spreads.
Q:Is the delivery time fast?
A:Our delivery time is remarkably fast! Besides ensuring top-notch quality, one of our major advantages is the quick turnaround on orders. At our factory, we maintain numerous large warehouses exclusively for our stockists. We have readily available stock in various sizes ranging from DN15 to DN300, and we offer flange standards like JIS, GB, ANSI, and DIN. With such extensive inventory, we can confidently promise swift delivery times. Typically, production for your orders will be completed within 4 to 5 days. By choosing us, you can rest assured that your projects won't face delays, and your clients won't have to endure long waiting periods. In summary, our strengths lie in using top-quality raw materials, delivering aesthetically appealing products, employing secure packaging, conducting rigorous testing, and, above all, ensuring prompt delivery times. This is precisely why YUMING is the ideal choice!
Q:Where is the location of your factory?
A:Yuming Valve Group has 4 factories, headquartered in Zhengzhou Xingyang, Zhengzhou Water Valve Factory, Zhengzhou Casting Workshop and Wenzhou Factory.
Q:Who should we contact if there is after sale problem?
A:Contact our official customer service to solve the problem for you.
Q:How many years has your company been established?
A:Our factory has more than 50 years of production experience. YUMING International Sales Company was established 8 years ago.
About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASR2691128". Items marked "" are certified.
Company Profile
Yuming Valve Group Co., Ltd. Was found in 1972, covering an area of 82000 square meters industrial park, which was constructed 38000 square meters.
Yuming Valve Group Co., Ltd., a leading industrial valve manufacturing enterprise, is renowned for its exceptional product quality and top-notch customer service. Since its establishment in 1972, we have continually expanded and evolved into a sizable organization with over 700 employees, including more than 80 technical professionals.
We specialize in the research, manufacturing, testing, and sales of valves. Our core product is the ball valve, and in addition, we offer a range of other valve types, including safety valves, butterfly valves, gate valves, globe valves, check valves, and more. Our products find widespread applications in industries such as heating, petroleum, natural gas, chemical engineering, power generation, construction, water supply, and drainage, among others.
At Yuming Valve Group, our mission is to provide advanced valve solutions to our customers. Quality is our foremost priority, and we ensure the excellence of each valve through advanced manufacturing techniques and rigorous quality control systems. Our dedicated technical team is readily available to support our customers and provide comprehensive after-sales service to ensure the smooth installation and operation of our valves.
Whether you are seeking high-quality valve products or require professional technical support, Yuming Valve Group is committed to becoming your trusted partner. We look forward to establishing long-term collaborative relationships and meeting your valve needs and solutions.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Nan Tun, Sishui Town, Xingyang City, Zhengzhou, Henan, China
-
Plant Area
- 52598.76 square meters
-
Number of Employees
- 354
-
Registered Capital
- 100,000,000 RMB
-
Terms of Payment
- T/T, LC, PayPal, Western Union, Small-amount payment, D/P
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays, one month, 1-3 months
Off Season Lead Time: within 15 workdays, one month, 1-3 months -
Nearest Port
- Qingdao Port
-
Minimum Order Quantity
- 1
-
Supply Chain Partners
- 50
Our Production Capability & Technical Expertise
-
Main Products
- Flange Ball Valve, Trunnion Ball Valve, Butterfly Valve, Ball Valve, Gate Valve, Check Valve, Globe Valve, Floating Ball Valve, Hard Seal Butterfly Valve, Fully Welded Ball Valve
-
Production Lines
- 8
-
Production Machines
- lathe, drilling machine, boring machine, Standing bed, Machining Center, Spray booth, welding machine
-
QA/QC inspectors
- 8 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instruction but no written records
-
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
- 6 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2005-01-14
-
Export Year
- 5 years
-
Main Markets
- Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 8
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO45001:2018, ISO14001
-
Product Certification
- CE, Others
-
Cooperated with Fortune 500
- No
FAQ
- How long is the product warranty?
- In 12 months, we will provide you with replacement or repair services for other problems except for quality problems caused by human causes.
- Are wholesale discounts available?
- Wholesale discounts are available on large quantities of valves, usually related to purchase quantity. You can contact customer service or email us for discount information.
- Does it support customized valve needs?
- Custom valve services are available to meet specific needs. You can consult the customer service department of the website or contact us to learn about customized services and corresponding processes and prices.
- How is your price?
- Although we have brand-name products, our prices are very favorable and competitive. Because of our best price, customers from all over the world come to purchase our products.
- Are you trading company or manufacturer?
- We are the manufacturer, the factory.
- How do proceed with the orders?
- Firstly, we will provide a quotation, and once the price is confirmed, we will proceed to the next step. Next, we will supply samples for your approval. Upon confirmation of the samples, we will proceed with mass production.
- Can I request to change the form of packaging and transportation?
- Yes, We can change the form of the packaging and transportation according to your request, but you have to bear their own costs incurred during this period and the spreads.
- Is the delivery time fast?
- Our delivery time is remarkably fast! Besides ensuring top-notch quality, one of our major advantages is the quick turnaround on orders. At our factory, we maintain numerous large warehouses exclusively for our stockists. We have readily available stock in various sizes ranging from DN15 to DN300, and we offer flange standards like JIS, GB, ANSI, and DIN. With such extensive inventory, we can confidently promise swift delivery times. Typically, production for your orders will be completed within
- Who should we contact if there is after sale problem?
- Contact our official customer service to solve the problem for you.
Send your message to this supplier
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