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W.V. Series Screw Pump

  1. 1. Material code2. Sealing type code 3. Heating code 4. Screw pitch 5. Pump type code: Z-External bearing, long shaft ZK-External bearing, short shaft ZJ-Internal bearing 6. Size and variety code 7. Series code: W-Horizontal Pump; V-Vertical Pump

    Material Code

    Material of Pump Body

    Material of Pump Shaft

    Material of Screw Pitch

    W72

    ZG35

    0Cr17Ni4Cu4Nb

    0Cr17Ni4Cu4Nb

    W73

    HT250

    0Cr17Ni4Cu4Nb

    16MnCrs5

    W74

    HT250

    0Cr17Ni4Cu4Nb

    ZQSn10-1

    W75

    QT400-15

    0Cr17Ni4Cu4Nb

    16MnCrs5

    W76

    ZQSn3-7-5-1

    0Cr17Ni4Cu4Nb

    0Cr17Ni4Cu4Nb

    W77

    0Cr18Ni12Mo2

    0Cr17Ni4Cu4Nb

    0Cr17Ni4Cu4Nb

    W78

    HT250

    0Cr17Ni4Cu4Nb

    HT250

    W79

    HT250

    0Cr17Ni4Cu4Nb

    0Cr17Ni4Cu4Nb

    W80

    20

    0Cr17Ni4Cu4Nb

    16MnCrs5

    W81

    20

    0Cr17Ni4Cu4Nb

    16MnCrs5

    W82

    1Cr18Ni9Ti

    0Cr17Ni4Cu4Nb

    0Cr17Ni4Cu4Nb

    W83

    00Cr22Ni15Mo3N

    00Cr22Ni15Mo3N

    00Cr22Ni15Mo3N

      Table of Variety and Sizes of Pump

    Horizontal

    Cast

    2.1

    3.1

    4.1

    5.1

    6.4

    7.2

    7T.2

    8.4

    9.2

    10.1

    Welded

    -

    3.2

    4.2

    5.2

    6.5

    7.3

    7T.3

    8.5

    9.3

    10.2

    Vertical

    Cast

    -

    -

    4.1

    5.1

    6.4

    7.2

    7T.2

    8.4

    -

    -

    Welded

    -

    -

    4.2

    5.2

    6.5

    7.3

    7T.3

    8.5

    9.3

    -

      Technical Parameters

    Speed  n=950r/min

    Size

    Pressure

    Viscosity ( mm²/s )

    300

    750

    1500

    2000

    Capacity ( m³/h )

    Power ( kw )

    Capacity ( m³/h )

    Power ( kw )

    Capacity ( m³/h )

    Power ( kw )

    Capacity ( m³/h )

    Power ( kw )

    2.1-24

    0.2

    4.1

    1.7

    4.2

    2.3

    4.2

    2.9

    4.2

    3.1

    0.4

    3.8

    2.0

    4.0

    2.5

    4.1

    3.2

    4.1

    3.3

    0.6

    3.6

    2.2

    3.9

    2.8

    4.0

    3.4

    4.0

    3.5

    0.8

    3.5

    2.5

    3.7

    3.0

    3.9

    3.6

    3.9

    3.8

    1.0

    3.3

    2.7

    3.6

    3.3

    3.8

    3.9

    3.8

    4.0

    2.1-34

    0.2

    6.0

    2.1

    6.2

    2.7

    6.2

    3.5

    6.2

    3.6

    0.4

    5.7

    2.5

    5.9

    3.1

    6.0

    3.8

    6.1

    4.0

    0.6

    5.5

    2.8

    5.7

    3.4

    5.9

    4.2

    5.6

    4.4

    0.8

    5.2

    3.2

    5.6

    3.8

    5.7

    4.6

    5.8

    4.7

    1.0

    5.0

    3.5

    5.4

    4.2

    5.6

    4.9

    5.7

    5.1

    2.1-46

    0.2

    8.1

    2.4

    8.3

    3.1

    8.3

    3.9

    8.4

    4.1

    0.4

    7.7

    2.9

    7.9

    3.6

    8.1

    4.4

    8.2

    4.6

    0.6

    7.3

    3.4

    7.7

    4.1

    7.9

    4.9

    8.0

    5.1

    0.8

    6.9

    3.9

    7.4

    4.6

    7.7

    5.4

    7.8

    5.6

    1.0

    6.6

    4.4

    7.2

    5.1

    7.5

    5.9

    7.6

    6.1

    4.1/4.2-78

    0.2

    31.9

    6.3

    32.3

    7.9

    32.5

    9.8

    32.6

    10.3

    0.4

    30.9

    8.2

    31.6

    9.8

    31.9

    11.7

    32.1

    12.1

    0.6

    30.0

    10.0

    30.9

    11.6

    31.4

    13.5

    31.6

    14.0

    0.8

    29.2

    11.9

    30.3

    13.5

    30.9

    15.4

    31.2

    15.8

    1.0

    28.4

    13.7

    29.7

    15.3

    30.5

    17.2

    30.7

    17.7

    5.1/5.2-87

    0.2

    52.5

    11.7

    53.2

    14.8

    53.6

    18.5

    53.7

    19.3

    0.4

    50.8

    14.8

    51.9

    17.8

    52.6

    21.6

    52.8

    22.4

    0.6

    49.3

    17.8

    50.8

    20.9

    51.7

    24.6

    52.0

    25.5

    0.8

    48.0

    20.9

    49.8

    24.0

    50.9

    27.7

    51.3

    28.5

    1.0

    46.7

    23.9

    48.9

    27.0

    50.2

    30.7

    50.6

    31.6

    6.4/6.5-100

    0.2

    89.7

    14.8

    90.5

    18.5

    90.9

    22.5

    91.1

    23.4

    0.4

    87.6

    20.0

    88.9

    23.4

    89.7

    27.6

    90.0

    28.6

    0.6

    85.7

    25.1

    87.6

    28.6

    88.6

    32.8

    89.0

    33.7

    0.8

    84.1

    30.3

    86.3

    33.7

    87.7

    37.9

    88.1

    38.9

    1.0

    82.5

    35.4

    85.2

    38.9

    86.7

    43.1

    87.3

    44.0

    7.2/7.3-112

    0.2

    172.5

    26.9

    173.7

    33.0

    174.3

    40.3

    174.6

    42.0

    0.4

    169.6

    36.7

    171.5

    42.8

    172.6

    50.1

    173.0

    51.8

    0.6

    166.9

    46.5

    169.6

    52.6

    171.1

    60.0

    171.6

    61.6

    0.8

    164.5

    56.4

    167.8

    62.5

    169.7

    69.8

    170.3

    71.4

    1.0

    162.3

    66.2

    166.1

    72.3

    168.4

    79.6

    169.1

    81.3

    7.2/7.3-130

    0.2

    199.7

    29.8

    200.9

    36.3

    201.7

    44.3

    201.9

    46.0

    0.4

    196.5

    41.1

    198.6

    47.7

    199.8

    55.6

    200.2

    57.4

    0.6

    193.7

    52.5

    196.5

    59.1

    198.1

    67.0

    198.7

    68.8

    0.8

    191.1

    63.8

    194.6

    70.4

    196.6

    78.3

    197.3

    80.1

    1.0

    188.6

    75.2

    192.8

    81.8

    195.2

    89.7

    196.0

    91.5

    7.2/7.3-150

    0.2

    326.4

    49.1

    328.8

    59.9

    330.1

    73.0

    330.6

    76.0

    0.4

    320.2

    67.7

    324.2

    78.6

    326.5

    91.6

    327.3

    94.6

    0.6

    314.7

    86.3

    320.2

    97.2

    323.3

    110.3

    324.4

    113.2

    0.8

    309.8

    105.0

    316.5

    115.8

    320.4

    128.9

    321.8

    131.9

    1.0

    305.1

    123.6

    313.1

    134.5

    317.7

    147.5

    319.3

    150.5

    8.4/8.5-150

    0.2

    606.7

    96.6

    610.8

    118.7

    613.2

    145.5

    614.1

    151.4

    0.4

    596.0

    131.2

    602.9

    153.3

    607.0

    180.0

    608.4

    186.0

    0.6

    586.6

    165.7

    596.0

    187.9

    601.5

    214.5

    603.4

    220.6

    0.8

    578.0

    200.3

    589.7

    222.5

    596.4

    249.1

    598.8

    255.1

    1.0

    569.9

    234.9

    583.7

    257.6

    591.7

    283.7

    594.5

    289.7

    9.2/9.3-150

    0.2

    797.6

    211.8

    801.5

    271.3

    803.7

    342.9

    804.5

    359.1

    0.4

    787.4

    256.9

    794.0

    316.4

    797.8

    388.1

    799.1

    404.3

    0.6

    778.6

    302.0

    787.5

    361.5

    792.6

    433.2

    794.4

    449.4

    0.8

    770.4

    347.2

    781.0

    406.7

    787.9

    478.3

    790.1

    494.5

    1.0

    762.8

    392.3

    775.8

    451.8

    783.4

    523.5

    786.0

    539.7

1. High self-priming. 2. Low noise level, nearly pulsation free pump without shear and without emulsification of medium pumped. 3. High overall efficiency. 4. Suit for varieties applications by means of different construction types and pump sizes. 5. Multiphase pumping including gas, liquids.

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