+61 (02) 8814 9699

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+61 (02) 8814 9699


5 Vangeli Street
Arndell Park NSW 2148

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SKG Large Bore

A low maintenance product with field replaceable heavy-duty sleeves and gate

The SKG LB is a bi-directional valve with a packingless design. The range is offered with a variety of actuators (electrical, manual, hydraulic and pneumatic) to supply customers with a wide variety of options to fulfil their needs.

SKG Large Bore Advantages & Key Features

  • Cover plate design consists of two cover plates that enclose the gate, spindle and clevis. Light weight for easy removal upon servicing.
  • The wiper blade is easy, replaceable to prevent outside contaminants from getting inside the valve and to maintain internal lubricants.
  • Steel proximity to prevent damage during transport and operation.
  • Heavy duty frame to handle higher thrust associated with Large Bore installations.
  • Standard open and closed indicators
  • Standard gate material is 316L for 90PSI/6, Bar pressure rating with SAF2205 as an additional option for 150PS/10 bar pressure rating.
  • Open support for ease of maneuvering valve during installation
  • Spindle cover to protect the spindle against slurry splatter
  • Actuators are pneumatic, electric, hydraulic
  • Standard retainer flange size on the SKG LGB sizes 3” (DN80) TO 48” (DN1200)



Size Range

28" (DN700) to 48" (DN1200)


80 degrees C

Max. Operating Pressure

6bar (90PSI) standard SS316L gate and 10bar (150PSI) with optional SAF2205 gate

Flange Drilling

MSS SP-44 Class 150/ANSI B16.5 Class 150, AS2129 Table D, BS4504 PN6 and PN10


Pneumatic, Electric and hydraulic actuation

Sleeve Material

Natural Rubber and EPDM

Body & Yoke Material

FBE coated ductile iron

Blade Material

SS316L, SAF2205, Titanium GR-2

SKG Large Bore