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DIN Check Valve
DIN Check Valve

DIN Check Valve

Design spec: DIN EN13709:2003
Face to face: DIN EN 558-1
Flange end: EN1092-1/1092-2
Pressure-temp: ASTM B16.34
Test&check: DIN EN12266:2003
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    Product Parameters

    Production enforce standard

    Product specification Design spec Face to face Flange end Pressure-temp Test&check
    DIN EN13709:2003 DIN EN 558-1 EN1092-1/1092-2 ASTM B16.34 DIN EN12266:2003

    Material of Main Parts

    Name Body Disc Seat Bonnet Arm
    Material WCB WCB 13Cr WCB SS410

    Technical Data

    Nominal Pressure PN16 PN25 PN40 PN64 Test Medium
    Shell Test (2.4MPa) (3.75MPa) (6.0MPa) (9.6MPa) Water
    Seal Test (1.76MPa) (2.75MPa) (4.4MPa) (7.04MPa)
    Air SealTest 80Lb(0.6MPa) 80Lb(0.6MPa) 80Lb(0.6MPa) 80Lb(0.6MPa) Air
    Suitable Temp -29~425°C
    Suitable Media Water/Steam/Oil

    Main Size of outside

    PN(MPa) Model  H44H(W、Y)-16/25C (P、R、Pl、Rl、I、H、V、A )
    DN(mm) L D D1 D2 b f z-d H
    1.6 15 130 95 65 45 14 2 4-14 一
    20 150 105 75 55 14 2 4-14 一
    25 160 115 85 65 14 2 4-14 一
    32 180 135 100 78 16 2 4-18 一
    40 200 145 110 85 16 3 4-18 一
    50 230 160 125 100 16 3 4-18 160
    65 290 180 145 120 18 3 4-18 177
    80 310 195 100 135 20 0 8-18 187
    100 350 215 180 155 20 3 8-18 202
    125 400 245 210 185 22 3 8-18 227
    150 480 280 240 210 24 3 8-23 263
    200 550 335 295 26S 26 3 12-23 293
    250 650 405 355 320 30 3 12-25 330
    300 750 460 410 375 30 4 12-25 392
    350 850 520 470 435 34 4 16-25 430
    400 950 580 525 485 36 4 16-30 480
    450 1025 640 585 545 40 4 20-30 520
    500 1150 705 650 606 44 4 20-34 560
    600 1350 840 770 718 44 4 20-34 620
    2.5 15 130 95 65 45 16 2 4-14 一
    20 150 105 75 55 16 2 4-14 一
    25 160 115 85 65 16 2 4-14 一
    32 180 135 100 78 18 2 4-18 一
    40 200 145 110 85 18 3 4-18 一
    50 230 160 125 100 20 3 4-18 177
    65 290 180 145 120 22 3 8-18 192
    80 310 195 160 136 22 3 8-18 192
    100 350 230 190 160 24 3 8-23 217
    125 400 270 220 188 28 3 8-25 250
    150 480 300 250 218 30 3 8-25 270
    200 550 360 310 278 34 3 12-25 350
    250 650 425 370 332 36 3 12-30 410
    300 750 485 430 390 40 4 16-30 430
    350 850 550 490 448 44 4 16-34 450
    400 950 610 550 505 40 4 16-34 560
    450 1025 660 600 555 50 4 20-34 600
    500 1150 730 660 610 52 4 20-41 618
    600 1350 840 770 718 56 4 20-41 630

    PN16

    DN L D D1 D2 b z-d f
    15 130 95 65 45 14 4-14 2
    20 150 105 75 55 14 4-14 2
    25 160 115 85 65 14 4-14 2
    32 180 135 100 78 16 4-18 2
    40 200 145 110 85 16 4-18 3
    50 230 160 125 100 16 4-18 3
    65 290 180 145 120 18 4-18 3
    80 310 195 160 135 20 4-18 3
    100 350 215 180 155 20 4-18 3
    125 400 245 210 185 22 4-18 3
    150 480 280 240 210 24 12-23 3
    200 550 335 295 265 26 12-25 3
    250 650 405 355 320 30 12-25 3
    300 750 460 410 375 30 16-25 4
    350 850 520 470 435 34 16-25 4
    400 950 580 525 485 36 16-30 4

    PN25

    DN L D D1 D2 b z-d f
    15 130 95 65 45 16 4-14 2
    20 150 105 75 55 16 4-14 2
    25 160 115 85 65 16 4-14 2
    32 180 135 100 78 18 4-18 2
    40 200 145 110 85 18 4-18 3
    50 230 160 125 100 20 4-18 3
    65 290 180 145 120 22 8-18 3
    80 310 195 160 135 22 8-18 3
    100 350 230 190 160 24 8-23 3
    125 400 270 220 188 28 8-25 3
    150 480 300 250 218 30 8-25 3
    200 550 360 310 332 34 12-25 3
    250 650 425 370 390 36 12-30 3
    300 750 485 430 448 40 16-30 4
    350 850 550 490 505 44 16-34 4
    400 950 610 550 555 48 16-34 4

    Product Packaging

    Production Process

    • 1.Casting

    • 2.Processing

    • 3. Assemble

    • 4. Test

    • 5. Spray paint

    • 6. Inspection

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