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DVM.28 In-line magnetic flaw detector (MFL)

22" - 28"
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Equipment Characteristics
  • Length: 1384 mm (54.5 in)
  • Weight: 740 kg (1631.4 lbs)
  • Minimum internal diameter: 85% of outer diameter
  • Minimum bend radius: 1.5D
  • Sampling rate (Axial): 3 mm (0.12 in)
  • Sampling rate (Circumferential): 4 mm (0.16 in)
  • Maximum inspection time: At least 72 hours
  • Maximum battery life of low-frequency transmitter: At least 240 hours
  • Maximum inspection distance: At least 100 km (62.1 mi)
Pipeline Characteristics
  • Mechanical:
  • Outer diameter: 720 mm (28.3 in)
  • Wall thickness: 6-22 mm (0.24-0.87 in)
  • Environment: Gas/Liquid
  • Equal diameter T-junction (with/without grille): With grille
  • Operational:
  • Temperature range: -20 to +80 °C (-4 to +176 °F)
  • Pressure: 5 - 100 bar (72.5 - 1450 psi)
  • Minimum gas pressure: 20 bar (290 psi)
  • Tool speed range: 0.2 - 4 m/s (0.66 - 13.1 ft/s)
Recommended Barrel Dimensions:
  • Launcher barrel:
  • A: 1700 mm (66.9 in)
  • B: 1400 mm (55.1 in)
  • C: 762 mm (30 in)
  • D: OD 720 mm (28.3 in)