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Butterfly Valve

Triple Eccentric Wafer Type Butterfly Valve

Triple Eccentric Wafer Type Butterfly Valve is a high-performance industrial valve featuring a three-offset disc design and wafer connection structure. The eccentric design eliminates friction between the disc and sealing seat during operation, providing excellent sealing performance, low torque, and extended service life in high-pressure and high-temperature applications.


Applications

Triple Eccentric Wafer Type Butterfly Valve is widely used in power plants, petrochemical facilities, oil & gas pipelines, steam systems, metallurgy, chemical processing, and industrial energy systems. It is commonly selected by EPC contractors, engineering companies, valve distributors, and industrial operators for demanding flow isolation applications.


Core Features

1. Triple Eccentric Structure Design

The three-offset design improves sealing surface wear, extending valve service life by approximately 2–3 times compared with conventional butterfly valves.

2. Metal Hard Sealing Performance

Uses metal-to-metal sealing technology, suitable for high-temperature applications up to 600°C and high-pressure pipeline systems.

3. Low Torque & Reliable Operation

The eccentric structure reduces operating torque by around 30%, improving actuator efficiency and reducing maintenance requirements.

4. Multiple International Standards Available

Available in API, DIN, GOST, JIS, GB, and other standards to meet global industrial project requirements.


OEM & ODM Service

We provide OEM and ODM services including customized valve sizes, pressure ratings, sealing materials, body materials, actuator options, flange standards, coatings, logos, nameplates, and packaging to meet different industrial requirements.

Quality Assurance

Each Triple Eccentric Wafer Type Butterfly Valve undergoes strict material inspection, dimensional verification, pressure testing, and sealing performance checks before shipment. Material certificates, inspection reports, and quality documents are available upon request.

Warranty Service

We provide warranty coverage for manufacturing defects under normal operating conditions, along with technical support and after-sales assistance to ensure reliable long-term valve performance.

Shipping Service

Triple Eccentric Wafer Type Butterfly Valves are packed in export-standard wooden cases with protective packaging for safe international transportation. We support sea freight, air freight, and customized logistics solutions with complete export documentation.

Application Specification

Main Dimensions

Main Parts Material and Application

Contact Us

Available Standards: API, DIN, GOST, JIS, GB, etc.

DN(mm)
Nominal
diameter
L Main contour and connection size(mm)
L1 H H1 PN0.6Mpa PN1.0Mpa PN1.6Mpa PN2.5Mpa
La Lb D1 Z-Φd D1 Z-φd D1 Z-Φd D1 Z-Φd
50 43 43 160 340 240 110 4-14 125 4-18 125 4-18 125 4-18
65  46 46 160 340 260 130 4-14 145 4-18 145 4-18 145 8-18
80  49 64 178  360  260  150  4-18 160 4-18 160 8-18 160 8-18
100  56  64  178  390  290  170  4-18 180  8-18 180  8-18 190  8-23
125  64  70  178  450  310  200  8-18 210  8-18 210  8-18 220  8-25
150  70  76  178  555  340  225  8-18 240  8-23 240  8-23 250  8-25
200  71  89  419  690  370  280  8-18 295  8-23 295  12-23 310  12-25
250  76  114  419  730  400  335  12-18 350  12-23 355  12-25 370  12-30
300  83  114  437  810  460  395  12-23 400  12-23 410  12-25 430  16-30
350  92  127  460  890  500  445  12-23 460  16-23 470  16-25 490  16-34
400  102  140  470  950  520  495  16-23 515  16-25 525  16-30 550  16-34
450  114  152  490  1050  571  550  16-23 565  20-25 585  20-30 600  20-34
500  127  152  510  1080  610  600  20-23 620  20-25 650  20-34 660  20-41
600  154  178  650  1360  795  705  20-25 725  20-30 770  20-41 770  20-41
700  165  229  750  1480  850  810  24-25 840  24-30 840  24-41 875  24-48
800  190  241  750  1600  945  920  24-30 950  24-34 950  24-39 990  24-48
900  203  241  840  1780  1000  1020  24-30 1050  28-34 1050  28-39 1090  28-54
1000  216  300  840  1900  1250  1120  28-30 1160  28-36 1170  28-42 1210  28-58
1200  254  360  840  2270  1260  1340  32-34 1380  32-39 1390  32-48 1420  32-58

Available meterials: WCB, LCB, LCC, WC6, WC9, C5, C12, A105, F11, CF8, CF8M, CF3, CF3M, etc. 
Widely applied in petroleum, power plants, chemical, natural gas, municipal engineering, metallurgy, construction, pharmaceutical, papermaking, coal mine, cement, sewage treatment, environmental protection, energy conservation and other industries.

BOYE VALVE GROUP CO., LTD.
BOYE VALVE GROUP CO., LTD.

Founded in 1992, the company was founded in Oubei, the hometown of pumps and valves in China. It has been deeply engaged in the valve industry for more than 30 years, providing high-quality products and efficient services for fluid control demanders. At present, it is a professional valve national high-tech enterprise integrating R & D, production, sales, service, import and export. At the end of 2022, the State Administration for Industry and Commerce approved the promotion to no regional group company-Boye Valve Group Co., Ltd. 

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