Welding gauge

111.11

Bourdon tube pressure gauge, copper alloy
ISO 5171 welding pressure gauge

Description

Applications

For equipment and plants for welding, cutting, and other associated processes.

Special Features

  • Designed according to ISO 5171
  • Safety vent on the rear of the housing
  • Reliable and economical

Description

  • Design: ASME B40.100
  • Sizes: 40, 50, and 63 mm (1.5”, 2”, and 2.5”)
  • Accuracy Class: 3/2/3% of the measuring range (ASME B40.100 Grade B)
  • Ranges
    Vacuum / Compound up to 16 bar (200 psi)
    Pressure from 1 bar (15 psi) to 400 bar (6,000 psi)
    or other equivalent pressure or vacuum units
  • Operating Pressure
    Steady: 3/4 of full scale
    Fluctuating: 2/3 of full scale
    Short-term: full scale
  • Operating Temperature: Ambient: -40°C to 60°C (-40°F to 140°F); Process: 60°C maximum
  • Temperature Error: Additional error with temperature variation
    Variations from 20°C (68°F) reference temperature: +0.4% of span for every 10°K (18°F) increase or decrease.
  • Pressure Connection
    Material: Copper alloy
    Lower Mount (LM): 1.5 in., 2 in., and 2.5"
    Center Back Mount (CBM); 1½" and 2"
    1/8" NPT, ¼" NPT, limited to wrench flat
    Restrictor Screw: Interference fit, 0.012" orifice
  • Bourdon Tube
    Material: Copper Alloy
    ≤ 870 psi (60 bar): C-Shape
    > 870 psi (60 bar): Helical
  • Movement: Copper Alloy
  • Dial: White aluminum with stop pin and black lettering "USE WITHOUT OIL" in red
  • Pointer: Black aluminum, non-adjustable
  • Case: 1½" : Gold-painted steel; 2” and 2.5”: Stainless steel with Z&N coating (= polished brass look) or gold-painted steel
  • Window: Clear polycarbonate with twist lock

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