Cast Iron Pipe,Cast Iron Tube,Sml Cast Iron Tube,Cast Iron Drainage System Wuan City Kun Yu Metal Products Co.,Ltd , https://www.kunyucasting.com
1) Sizes:DN40-DN300
 2) Length: 3M
3) Standard: BSEN 877
4) Material: gray cast iron
5) Applications: construction drainage, pollution discharge
6) Features: Flat and straight; High strength and density without defect;
Manual Lever Wafer Butterfly Valve
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Model NO.: D71X
Work Pressure: Mid-Pressure (2.5MPa < Pn < 6.4MPa)
Working Temperature: Medium Temperature (120°C < T < 450°C)
Material of Seal Surface: Soft Sealed
Valve Body: Casting
Standard: GB / DIN / ANSI
Application: Industrial, Water Supply, Household Use
Color: Blue or Customized
Pn: 10, 16, 150lb, 300lb
Dn: 50–3200mm
Design: Cast / Forged
Operator: Manual / Electric / Pneumatic
Sealing Material: EPDM, NBR, PTFE, Viton, Stainless Steel, Stellite
Certification: CE, ISO9001, ISO14001, SGS, GOST
Coating: 250 Micron
Used for: Tap Water, Drinking Water, Sea Water, Oil, Gas
Trademark: BH
Transport Package: Wooden Case
Specification: Ductile Iron
Origin: China
HS Code: 8481804090
This butterfly valve is designed as a shut-off and control device suitable for various water supply and drainage pipelines in buildings, chemical, medical, textile, shipbuilding, and other industries. It offers reliable performance and is ideal for both industrial and commercial applications.
Key features include:
1. Compact and lightweight design, easy to install and maintain.
2. Simple structure with quick 90° operation, reducing operating effort.
3. Energy-efficient with low torque requirements.
4. Excellent flow control with a linear flow characteristic.
5. Long service life, capable of withstanding tens of thousands of operations.
6. Tight sealing with no leakage under pressure testing.
7. Available in multiple materials suitable for different media.
**Performance Parameters:**
| DN | 40–1200 mm |
|----|------------|
| PN | 1.0–1.6 MPa |
| Max. Temperature | 100°C |
| Media | Water, Gas, Oil |
| Operation | Manual / Electric / Pneumatic |
Packing: Wooden case
[Image of manual lever wafer butterfly valve]
[Image of manual lever wafer butterfly valve]
[Image of manual lever wafer butterfly valve]
[Image of manual lever wafer butterfly valve]
[Image of manual lever wafer butterfly valve]
[Image of manual lever wafer butterfly valve]
Bohai Valve Group Co., Ltd. is a professional manufacturer specializing in a wide range of valves, located in the Tianjin Bohai Economic Development Zone. Established in 1980, we have over 38 years of production experience and currently employ ten technical engineers and over 100 skilled workers. Our products are exported to Europe, America, Australia, Egypt, and Southeast Asian countries. We offer high-quality valves at competitive prices, supported by excellent customer service.
Contact us today to learn more about our comprehensive range of valves.
**Bohai Valve Group Co., Ltd.**
Tel: +86-022-28596661 ext 8013
Fax: +86-022-8861 5222
Web: www.bhvalve.cn
Address: No. 88 Gao Ying Road, Beizhakou Town, Jinnan District, Tianjin, China
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