Medium & High Pressure Products

Adapters, Couplings, Tubing, Tube Nipples

Product Brief

Kerotest Adaptors, Couplings, Tubing and Tube Nipples are available in variety of connection types, including NPT, Medium-Pressure (MP) and High-Pressure (HP) Cone and Thread (C&T) and constructed of 316 stainless steel. A full array of products ensure we have the size, shape and configuration options to meet the parameters of your application. From adaptors, couplings, bulkheads and elbows, to tees and cross fittings and more.

Adapters and Couplings

NPT and Medium Pressure Adapter Features

  • NPT Pressures to 15,000 PSI MAWP
  • Medium Pressures to 20,000 PSI MAWP
  • Available in sizes ¼”, 3/8”, 9/16” ¾” and 1”
  • 316 cold worked stainless
  • Operating temperatures from -400º F to 800º F
  • Adapters are available in one or two piece male end design
  • All items can be manufactured from special materials upon customer request.

High Pressure Adapter and In-Line Coupling Features

  • High Pressures to 66,000 PSI MAWP
  • Available in sizes ¼”, 3/8”, 9/16” and 1”
  • 316 cold worked stainless
  • Operating temperatures from -400º F to 800º F
  • Adapters are available in one or two piece male end design
  • All items can be manufactured from special materials upon customer request.

Tubing

Technical data, material standards and mechanical properties of cold-drawn 1/8-hard tubing has proven its increased material strength. This allows for reduced wall thickness and enhanced flow through the same diameter tube. Heavy-Wall Annealed 316 / 316L Stainless Steel Seamless Tubing Grade UNS Specification 316 / 316L, 1.4401 / 1.4404 S31600 / S31603 ASTM A213➀ A269 ASME SA213➀ EN 10216-5➁

Medium-Pressure Tubing—Pressures up to 20,000 psig (1378 bar)

  • 316 / 316L stainless steel seamless tubing
  • heavy-wall annealed
  • cold-drawn 1/8-hard
  • Sizes 1/4, 3/8, 1/2, and 3/4 inch outside diameter

High-Pressure Tubing—Pressures up to 100,000 psig (6896 bar)

  • 316 / 316L stainless steel seamless tubing
  • heavy-wall annealed
  • cold-drawn 1/8-hard
  • Sizes 1/4, 3/8, 1/2, and 9/16 inch outside diameter
  • 316/316L stainless steel seamless tubing available cold-drawn
  • Sized as nominal OD tubing
  • Supplied in random lengths averaging 24 ft. (20 to 27 ft.)
  • Marked to indicate size, material, condition and heat number

Tube Nipples

Kerotest Tube Nipples, specifically designed for use with our cone and thread products, are constructed of 316/316L cold-drawn 1/8-hard stainless steel tube.

  • Medium-Pressure (MP) tubing
    • Size range—1/4 to 1 inch w/ Pressure rating—up to 20,000 psig (1378 bar)
  • High-Pressure (HP) tubing
    • Size range—1/4 to 9/16 inch w/ Pressure rating—up to 100,000 psig (6896 bar)

Learn more about the high quality, ready inventory, quick turnaround, and competitive prices that are built into all Kerotest valves and equipment.

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Complete Medium & High Pressure Product Catalog

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