30x Series Swing Hatches (441mm)

 

Liquip offers a range of 441mm swing easy access style manhole covers for tankers that carry dangerous goods and where frequent entry is required, such as for cleaning when changing loads. 

Swing Hatches are supplied in Aluminium or Mild Steel and are fitted with an integral emergency vent and have a provision for a pressure vacuum vent.

Swing Hatches are also available in a clean skin configuration (no pressure vacuum vent).

Liquip offers various seal materials to suit a wide range of applications. 
 

The SH30x series is compliant to AS2809:2008 for compliance with AS2809:2020 or newer refer to SH451 series hatches.

Features & Benefits
  • Integral emergency vent and provision for a pressure vacuum vent.
  • Swing hatches come complete with coaming in a range on materials.
  • Allows for easy access for loading and cleaning.
  • Suits a range of tank containers, road tankers and storage tankers.
  • 4 fastening swing bolts.

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    Technical Information

    Regulations
    Passes Australian Drop Tests and complies with UK & US regulations.Australian & CEN drop Tests.

    Mounting
    Via 4 wing nuts.

    Venting
    Emergency vent opens at 30kPa.

    Capacity
    7450m³/hr at 45kPa.

    Ordering Information

    Coamings
    SH301-2Y: Al coaming c/w bolts.

    SH302-2MY: M/S coaming c/w bolts.

    SH302-2MHY: Taller M/S coaming c/w bolts. 

    SH302-2MHYT: COAMING M/S ASSY 250mm HIGH MACHINED DOWN 6mm FOR TEFLON SEAL.

    With Equipment

    SH303-A1-23

    1= Coaming 
    2= Main seal 
    3= Vent seal

    Coaming options
    A = Aluminium
    M = Mild Steel
     

    Seal options
    B =Buna (Nitrile)
    V = Viton (FKM) 
    T = Teflon (PTFE)
    TXH = 

    Also, SH303-AA-BVPVV & SH303-AS-VTPVV as above but with PVV suffix indicates these are supplied with PVV104 pressure vacuum vents fitted.

    Associated Equipment

    PVV204: Pressure Vacuum Vent.

    HWC304Z :Green Hatch Weather Cover for SH303.

     

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    Item Description
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    COAMINGS
    SH301-2Y COAMING AL ASSY C/W BOLTS
    SH302-2MHY COAMING M/S ASSY C/W BOLTS - 250mm HIGH
    SH302-2MHYT COAMING M/S ASSY *SPECIAL* 250mm HIGH MACHINED DOWN 6mm FOR TEFLON SEAL
    SH302-2MY COAMING M/S ASSY C/W BOLTS - 150mm HIGH
    WITH EQUIPMENT
    SH303-AA-BTH HATCH AL LID+COAM *SPECIAL*
    SH303-AA-BV HATCH AL LID+COAM BUNA + VITON
    SH303-AA-BVPVV HATCH AL LID+COAM BUNA + VIT
    SH303-AA-TX HATCH AL LID+COAM TEF EMERGENC
    SH303-AA-V HATCH AL LID & COAMING, VITON SEAL
    SH303-AA-VT HATCH AL LID & COAMING, VITON SEAL, TEF EMERGENCY VENT
    SH303-AM-TXH HATCH ASSY AL LID M/S 250mm COAMING TEFLON ROPE SEAL, TEFLON VENT DISC, TEFLON EMERGENCY VENT
    SH303-AM-V HATCH ASSY AL LID M/S COAMING VITON SEALS
    SH303-AM-VH HATCH ASSY AL LID M/S 250mm HIGH COAMING VITON SEALS
    SH303-AS-V HATCH AL LID S/S COAM VIT
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