HIS Weld Fittings

TECHNICAL DATA

MATERIAL

HIS products conform to ASTM & ASME standards.

  • 304 stainless steel
  • 316/316L is available upon request

PRESSURE RANGE

  • ≥ 1 x 10-13

TEMPERATURE RANGE

  • -200°c to 450°C (-328°F to 842°F)

SIZING

  • 1/2″ 0.0 – 6″ O.D.
  • Custom sizes available upon request

FINISH

Standard finish for fittings is Mill Finish; other finishes available upon request. Add a number/letter to the end of the part number to specify the finish.

  • M = Mill finish
  • 7 = #7 polish O.D./I.D.

WELDING

All welding is done with cryogenic source inert gas welding methods. HIS uses ASME-qualified welders and ASME procedures designed to provide the best possible welds. Automatic or semi-automatic positioning fixtures are used on tubing and fittings. Interior surfaces are smooth, even, and uniform.

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