Pressure Rating:
1200 psi (83 bar) and 1400 psi (97bar ) with schedule 40s pipe (special alloys) w/cut groove only – all sizes.

Higher maximum rating available with some restrictions on service, pipe weight, materials and grooving practice. Contact Piedmont Pacific for information.

  • Bolts/Nuts/Washers – Round-head, square-neck, type 316 stainless steel bolts conform to ASTM F-593, Group 2, condition CW. Nuts are heavy hex type 561 silicon bronze. Sizes 4"and up use SS nuts. Washers are heavy pattern type 316 stainless.
  • Housings – Solid SUPERDUPLEX stainless steel type CE8MN, Conforming to ASTM A-890 Grade 2A.
  • Gaskets – EPDM rubber, suitable for hot and cold water service. Not Suitable for petroleum service.

Note 1: Working pressure ratings based upon generally accepted pressure piping design standards and testing in accordance with
ASME Section VIII Division 1 pressure vessel test method.