Weld Test/Isolation Plug

MID Industrial Tools Inc. offers one of the only hydraulically operated weld test/isolation plugs sold in North America. Our user-friendly plugs provide compatibility with different pipe sizes and materials. Achieve endless capabilities with isolation for pipe testing, maintenance or repairs today — both industrial tools rental and purchase options are available to suit your project needs.

 

  • Size ranges from 4 inches to 16 inches
  • Suitable for horizontal, vertical and inclined piping
  • Hydraulically actuated

Achieve Outstanding Operational Performance

Experience the power of precision with our hydraulically operated weld test and isolation plugs.

Compatible with a wide range of pipe sizes and orientations, they’re ideal for safe, efficient pipe testing, maintenance, and repairs.

Upgrade your pipe testing and maintenance operations with MID Industrial Tools’ hydraulically operated isolation plugs. Whether you’re working on new welds, conducting repairs, or isolating sections for maintenance, our plugs provide a reliable seal without the need to pressurize the entire system.

  • Minimized pressure test volume, reducing the risk and improving efficiency
  • Reduced downtime, allowing you to complete work faster and safer
  • Focused testing on new welds, saving time and material costs
  • Quick installation, with verified vapor barriers in minutes
  • Leak detection capability, helping verify weld integrity and pipeline section isolation
ModelUnit of MeasureWorking RangeABCMachine Weight
CS6Std. - in.2" - 6"7.2820.167.5691.3 lbs
Metric - mm50 - 168185.0512.0192.041.5kg
CS8Std. - in.2" - 8"9.2922.27.5693.5 lbs
Metric - mm50 - 230236.0564.0192.042.5 kg
CS10Std. - in.4" - 10"11.1424.097.5697.9 lbs
Metric - mm114 - 275283.0612.0192.044.5 kg
CS12Std. - in.6" - 12"13.1526.187.56116.6 lbs
Metric - mm168 - 325334.0665.0192.053 kg
CS14Std. - in.8" - 14"15.228.317.56123.2 lbs
Metric - mm219 - 377386.0719.0192.056 kg
CS16Std. - in.10" - 16"17.2430.557.68132 lbs
Metric - mm273 - 426438.0776.0195.060 kg
CS18Std. - in.12" - 18"18.4631.777.68144.1 lbs
Metric - mm300 - 457469.0807.0195.065.5kg
CS20Std. - in.14" - 20"20.4333.947.68169.4 lbs
Metric - mm355 - 508519.0862.0195.077 kg
CS22Std. - in.16" - 22"22.4435.837.68172.8 lbs
Metric - mm400 - 560570.0910.0195.079 kg
CS24Std. - in.18" - 24"24.3337.87.68187 lbs
Metric - mm457 - 610618.0960.0195.085 kg
CS26Std. - in.20" - 26"26.3840.167.68211.2 lbs
Metric - mm508 - 660670.01020.0195.096 kg
CS28Std. - in.22" - 28"28.3142.687.8250.8 lbs
Metric - mm550 - 715719.01084.0198.0114 kg
CS30Std. - in.24" - 30"30.3144.657.8255.2 lbs
Metric - mm600 - 762770.01134.0198.0116 kg
CS32Std. - in.26" - 32"32.6847.018.15265.1 lbs
Metric - mm660 - 813830.01194.0207.0120.5 kg
CS36Std. - in.30" - 36"36.3851.028.43317.9 lbs
Metric - mm762 - 914924.01296.0214.0144.5 kg
CS42Std. - in.36" - 42"42.457.88.5434.5 lbs
Metric - mm914 - 10661077.01468.0216.0197.5 kg
CS48Std. - in.42" - 48"49.1364.88.5536.8 lbs
Metric - mm1066 - 12301248.01646.0216.0244 kg

We stock hydraulic isolation plugs in standard sizes from 4 to 16 inches, ready for quick delivery.

Need a different size? We’ll source it for you—starting as small as 0.5 inches—through our trusted industry partners. All plugs are designed for horizontal, vertical, or inclined pipes and install in minutes for immediate use.