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Double Flanged Double Eccentric Butterfly Valve PN16 - China Suppliers and Factory for Reliable Water Solutions

The Double Eccentric Resilient Seated Butterfly Valve is a leading choice among water network solutions, manufactured by top suppliers in China. This innovative valve features a unique disc design, with a center that is shifted along two axes, resulting in significantly reduced operation torque and minimized friction in the disc sealing area. These advantages contribute to an extended service life, making it an ideal option for various applications. As a reliable factory producing high-quality valves, we ensure that our products meet the stringent demands of modern water systems while providing optimal performance and durability
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    Product Details

    📌

    Remarks

    • Design and manufacture as per BS EN593
    • Face to face dimensions as per BS EN558 Series 13/14
    • Flange dimensions as per BS EN1092-2
    • Pressure test as per BS EN12266-1
    💧 Media: Water, oil and gas
    🌡️ Temperature: -5 ~ 80℃
    ⚙️ Pressure Test
    Pressure test PN10 PN16
    Shell 15 bar 24 bar
    Seal Water 11 bar 17.6 bar
    Air 6 bar 6 bar
    📐 Dimensions (mm)
    DN100-DN450 Valve Drawing
    DN L A B ∅D ∅D1 N-∅d ∅E ∅F n-∅d1
    Series 13 Series 14 PN10 PN16 PN10 PN16 PN10 PN16
    100 127 190 154 106 220 220 180 180 8-18 8-18 90 70 4-10
    125 140 200 169 120 250 250 210 210 8-18 8-18 90 70 4-10
    150 140 210 190 144 285 285 240 240 8-22 8-22 90 70 4-10
    200 152 230 220 168 340 340 295 295 8-22 12-22 125 102 4-12
    250 165 250 254 196 395 405 350 355 12-22 12-26 125 102 4-12
    300 178 270 296 223 445 460 400 410 12-22 12-26 150 125 4-14
    350 190 290 348 255 505 520 460 470 16-22 16-26 150 125 4-14
    400 216 310 374 291 565 580 515 525 16-26 16-30 175 140 4-18
    450 222 330 390 320 615 640 565 585 20-26 20-30 175 140 4-18
    ❓ Frequently Asked Questions

    What is the design and manufacturing standard for these valves?

    These valves are designed and manufactured strictly according to the BS EN593 standard.

    What are the face-to-face dimensions based on?

    The face-to-face dimensions comply with the BS EN558 Series 13 and Series 14 standards.

    Which media are suitable for this valve?

    This valve is highly versatile and is suitable for use with water, oil, and gas media.

    What is the safe operating temperature range?

    The safe operating temperature range for these valves is between -5℃ and 80℃.

    What is the shell pressure test requirement for PN16?

    For the PN16 rating, the shell pressure test is conducted at 24 bar to ensure optimal safety and durability.

    What standard is used for the flange dimensions?

    The flange dimensions are manufactured in accordance with the BS EN1092-2 standard.