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Double Seal Systems

  • Mathey Dearman DS24-29 welding purge plugs with blue hoses and fittings for pipe leak testing or blocking, on white background.

    Mathey Dearman Double Seal Purge System 24-29mm - DS24-29

    $130.00
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  • Mathey Dearman SFE DSS Purge DS78-86 pipe plug for 3.070–3.385 in welding pipes, durable rubber, metal fitting, threaded rod.

    Mathey Dearman SFE DSS Purge 3.070 - 3.385 inch - 78-86 mm 120/60 mm Hose - Flex or Rigid - DS78-86

    $260.00
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  • Mathey Dearman Double Seal Kit DSK16-165 for welding, with hoses, fittings, and tools displayed in an open metal case.

    Mathey Dearman Double Seal Kit 16-165mm 0.5-6" - DSK16-165

    $2,150.00
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  • Mathey Dearman Double Seal Kit 16-320mm for pipeline welding, with cables, pulleys, connectors, and carry case on white background.

    Mathey Dearman Double Seal Kit 16-320mm 0.5-12" - DSK16-320

    $3,650.00
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  • Mathey Dearman Double Seal Kit 16-220mm with hoses, regulators, nozzles, case—precision welding tool for pipeline sealing.

    Mathey Dearman Double Seal Kit 16-220mm 0.5-8" - DSK16-220

    $2,500.00
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  • Mathey Dearman DS209-220 Double Seal Purge System for welding, pipe sealing, and purging; black plug with gold center shown.

    Mathey Dearman Double Seal Purge System 209-220mm - DS209-220

    $470.00
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  • Mathey Dearman Double Seal Purge System DS34-38 for welding, includes pipe plugs, blue hoses, and fittings for 34-38mm pipe sealing.

    Mathey Dearman Double Seal Purge System 34-38mm - DS34-38

    $140.00
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  • Mathey Dearman Double Seal Purge System DS100-112 for pipeline welding—high-temp silicone disks, metal center, valve fitting.

    Mathey Dearman Double Seal Purge System - Rigid 100-112mm I/D - DS100-112

    $310.00
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  • Mathey Dearman Double Seal Gas Finger DFS34-38mm for welding, showing metal and plastic fittings for gas injection in pipelines.

    Mathey Dearman Double Seal Gas Finger 34-38mm - DFS34-38

    $70.00
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  • Mathey Dearman Double Seal Purge System 47-53mm for pipeline welding, with high-temp silicone disks and brass center.

    Mathey Dearman Double Seal Purge System 47-53mm - DS47-53

    $190.00
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  • Mathey Dearman DS19-24 Double Seal Purge System for pipeline welding, with dual rubber cups, blue hoses, and metal fittings.

    Mathey Dearman Double Seal Purge System 19-24mm - DS19-24

    $120.00
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  • Close-up of Mathey Dearman DS29-34 Double Seal Purge System cable, essential welding accessory for pipeline weld quality at WeldingMart.

    Mathey Dearman Double Seal Purge System 29-34mm - DS29-34

    $130.00
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  • Mathey Dearman Double Seal Purge System DS197-206 for welding—brass body, black rubber ends, metal shaft for pipeline sealing.

    Mathey Dearman Double Seal Purge System 197-206mm - DS197-206

    $440.00
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  • Mathey Dearman Double Seal Purge System DS260-280, pipe welding tool with black rubber body, brass section, and end plates.

    Mathey Dearman Double Seal Purge System 260-280mm - DS260-280

    $530.00
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  • Mathey Dearman Double Seal Gas Finger DSF19-24 for pipeline welding, brass body, black discs, ribbed nozzle, welding tool accessory.

    Mathey Dearman Double Seal Gas Finger 19-24mm - DSF19-24

    $60.00
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  • Mathey Dearman Double Seal Gas Finger DSF16-19 welding purging tool with brass filter, silicone seal, and barbed hose for pipelines.

    Mathey Dearman Double Seal Gas Finger 16-19mm - DSF16-19

    $60.00
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  • Mathey Dearman Double Seal Gas Finger 24-29mm DFS24-29 welding purge tool with brass diffuser, filter, discs, tubing connector.

    Mathey Dearman Double Seal Gas Finger 24-29mm - DFS24-29

    $60.00
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  • Mathey Dearman Double Seal Gas Finger 29-34mm DFS29-34 for pipeline welding, brass/black, dual plates, diffuser, hose connector.

    Mathey Dearman Double Seal Gas Finger 29-34mm - DFS29-34

    $70.00
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  • Mathey Dearman DS16-19 Double Seal Purge System: welding accessory with blue hoses, metal fittings, suction cups, silicone disks.

    Mathey Dearman Double Seal Purge System 16-19mm - DS16-19

    $110.00
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  • Mathey Dearman Double Seal Purge System DS34-38 for 34-38mm pipes, durable metal welding tool for secure sealing and pressure tests.

    Mathey Dearman Double Seal Purge System 34-38mm - DS34-38

    $140.00
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  • Mathey Dearman Double Seal Purge System 43-48mm for pipeline welding, with rubber discs, brass center, metal pipe fitting.

    Mathey Dearman Double Seal Purge System 43-48mm - DS43-48

    $170.00
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  • Mathey Dearman Double Seal Purge System DS52-58, pipe welding tool with gold center, black rubber, metal fittings on white background.

    Mathey Dearman Double Seal Purge System - Rigid 52-58mm I/D - DS52-58

    $220.00
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  • Mathey Dearman DS64-72 Double Seal Purge System for pipeline welding, black and gold tool, shown on white background.

    Mathey Dearman Double Seal Purge System 64-72mm - DS64-72

    $230.00
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  • Mathey Dearman DS90-101 Double Seal Purge System for pipeline welding, with silicone disks and brass, black and gold design.

    Mathey Dearman Double Seal Purge System 90-101mm - DS90-101

    $280.00
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  • Mathey Dearman Double Seal Purge System DS120-130, 120-130mm, silicone disks, metal center, welding equipment, black/gold.

    Mathey Dearman Double Seal Purge System 120-130mm - DS120-130

    $330.00
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  • Mathey Dearman Double Seal Purge System 124-138mm with rubber discs, metal rod, brass handle for welding pipe purging tools.

    Mathey Dearman Double Seal Purge System 124-138mm - DS124-138

    $360.00
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  • Mathey Dearman Double Seal Purge System DS144-155 for welding pipe sealing, features rubber ends, brass center, metal handle.

    Mathey Dearman Double Seal Purge System 144-155mm - DS144-155

    $390.00
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  • Mathey Dearman Double Seal Purge System DS150-165, pipe welding accessory with silicone disks, brass center, metal fittings.

    Mathey Dearman Double Seal Purge System - Rigid 150-165mm I/D - DS150-165

    $410.00
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  • Mathey Dearman Double Seal Purge System 246-257mm for pipeline welding, with black rubber ends, brass handle, metal valve.

    Mathey Dearman Double Seal Purge System 246-257mm - DS246-257

    $500.00
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  • Mathey Dearman Double Seal Purge System 290-320mm - DS290-320, a precision rigid purging solution for larger diameter pipes, featuring a double seal design for superior gas isolation and optimal weld quality.

    Mathey Dearman Double Seal Purge System 290-320mm - DS290-320

    $550.00
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Double Seal Systems Questions & Answers