Product Advantages
- Comprehensive Pressure Testing: All Yuming Valve Group Co.,Ltd products undergo rigorous pressure testing, ensuring each unit meets the highest standards before dispatch.
- High-Performance Seat Rubber: Featuring a robust 50% rubber content, our seats boast an impressive operational lifespan exceeding 30,000 cycles.
- Superior Soft Seat Design: Our soft seats offer a broader contact surface between pipes and flanges compared to hard seats, enhancing sealing performance significantly. Additionally, there’s no need for special butterfly valve flanges.
- Advanced Axial Seal: The shaft's innovative design incorporates 4 oil-free bearings and a dual seal structure with o-rings and oil seals, delivering lower torque and a highly reliable seal.
- Durable Surface Coating: Our products feature epoxy powder coating, ensuring strong adhesion and excellent weather resistance, suitable for both indoor and outdoor applications.
- Reinforced Ductile Iron Handle: Crafted from ductile iron, our handles outperform stamped alternatives in strength, corrosion resistance, and durability. The ergonomic half-round design ensures a comfortable grip.
- Blow-Off Resistant Shaft Design: The anti blow-off structure of our no-pin butterfly valve allows for handle replacement under pressure, offering added safety and convenience.
Design Standards
Design and Manufacturing Standards: Adhering to GB/T 12238 specifications.
Structure Length Standard: Compliant with GB/T 12221 regulations.
Test Standard: Meets the stringent GB/T 13927 requirements.
Upper Flange Connection Standard: Conforms to ISO 5211.
Flange Size Standard: Compatible with GB/T 17241.6, ASME B16.5, and ASME B16.47 guidelines.
ASME B16.1, JIS B2220 Specifications Included
Technical Specification
Valve DesignStandards: 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
Material List:
Body:
- Cast Iron: ASTM A126 CL.B, DIN1691 GG25
- Ductile Iron: ASTM A536 60-40-18, DIN1693 GGG40
- Carbon Steel: ASTM A216 WCB
- Stainless Steel: ASTM A351 CF8, CF8M
- Bronze AL-Bronze: ASTM B148 C954
Disc:
- Ductile Iron: ASTM A536 60-40-18, DIN1693 GGG40
- Carbon Steel: ASTM A216 WCB
- Stainless Steel: ASTM A351 CF8, CF8M
- Bronze AL-Bronze: ASTM B148 C954
- Coating: Choose from premium finishes like Nickel-plated, Epoxy, EPDM, VITON, or Nylon for enhanced durability and performance.
Stem:
- Stainless Steel: High-quality ASTM A182 304/316/410, designed for robust performance.
- Alloy: Featuring the superior Monel K500 for exceptional strength and corrosion resistance.
Seat:
- Elastomer Working Temperature
- EPDM: Reliable performance from -45ºC to 135ºC.
- NBR: Optimal functionality within -10ºC to 80ºC.
- VITON: Excellent resilience between -20ºC and 150ºC.
- PTFE: Versatile use ranging from -10ºC to 150ºC.
Bushing: Made from durable PTFE or Bronze for smooth operation.
Pin:
- Stainless Steel: Crafted from premium ASTM A182 304/316/410 for unmatched durability.
- Alloy: Utilizing the high-performance Monel K500 for ultimate reliability.
Yuming Valve Group Co., Ltd. was established in 1972 and proudly spans an impressive 82,000 square meters within our industrial park, with 38,000 square meters dedicated to state-of-the-art facilities.
Yuming Valve Group Co., Ltd., a trailblazer in industrial valve manufacturing, boasts an exceptional reputation for unparalleled product quality and superior customer service. Since our inception in 1972, we have grown into a vast enterprise with over 700 dedicated employees, including more than 80 highly-skilled technical experts.
Specializing in the research, manufacturing, testing, and sales of an extensive array of valves, our core product is the ball valve. We also offer a diverse selection of valve types such as safety valves, butterfly valves, gate valves, globe valves, check valves, and more. Our products are integral to industries including heating, petroleum, natural gas, chemical engineering, power generation, construction, and water supply and drainage.
At Yuming Valve Group, our mission is to deliver cutting-edge valve solutions to our customers. We prioritize quality above all, ensuring exceptional standards through advanced manufacturing practices and stringent quality control systems. Our committed technical team is always on hand to support our customers, providing comprehensive after-sales service to guarantee seamless installation and operation of our valves.
Whether you seek premium valve products or expert technical assistance, Yuming Valve Group is dedicated to becoming your trusted partner. We eagerly anticipate forming long-term collaborative relationships and addressing all your valve needs and solutions.
Q: How long is the product warranty?
A: We offer a comprehensive 12-month warranty period. During this time, we will provide replacement or repair services for any issues that aren't caused by human factors, ensuring your complete satisfaction.
Q: Are wholesale discounts available?
A: Yes, wholesale discounts are indeed available for bulk purchases. The discount rate is typically tied to the quantity purchased. For more detailed information, please contact our customer service team or email us directly.
Q: Does it support customized valve needs?
A: Absolutely! We offer custom valve services tailored to meet your specific requirements. To learn more about our customization options, processes, and pricing, please consult our customer service department or contact us directly.
Q: How is your pricing?
A: Despite offering high-quality, brand-name products, our prices remain very competitive and favorable. Our attractive pricing has drawn customers from around the globe to purchase our products, reinforcing our commitment to providing the best value.
Q: Are you a trading company or a manufacturer?
A: We are a manufacturer with our own factory, ensuring direct quality control and competitive pricing.
Q: How do you proceed with orders?
A: Our process starts with providing a quotation. Once the price is agreed upon, we move to the next step by supplying samples for your approval. Upon confirmation of the samples, we proceed with mass production, ensuring each step meets your standards.
Q: Can I request changes to the packaging and transportation?
A: Yes, we can accommodate requests for changes in packaging and transportation. However, any additional costs incurred during this period will be your responsibility.
Q: Is the delivery time fast?
A: Our delivery time is exceptionally fast! We not only ensure top-notch quality but also promise quick turnarounds on orders. We have extensive stock in various sizes (DN15 to DN300) and flange standards (JIS, GB, ANSI, DIN) in our large warehouses. Typically, production is completed within 4 to 5 days, ensuring that your projects remain on schedule and clients are satisfied with timely deliveries. Our unparalleled strengths include using premium raw materials, aesthetic product designs, secure packaging, rigorous testing, and, most importantly, swift delivery times. Choose YUMING for a seamless and efficient experience!
Q: Where is your factory located?
A: Yuming Valve Group encompasses four factories. Our headquarters is in Zhengzhou Xingyang, with additional facilities including Zhengzhou Water Valve Factory, Zhengzhou Casting Workshop, and Wenzhou Factory.
Q: Who should we contact for after-sale problems?
A: For any after-sale issues, please contact our official customer service team, who will assist you promptly.
Q: How many years has your company been established?
A: With over 50 years of production experience, our factory has a rich history of excellence. YUMING International Sales Company was established 8 years ago, further extending our global reach.
Audited Supplier 
){kind=link}