Circle Valve Technologies Inc.
307 Derstine Ave, Suite 204
Lansdale, PA 19446

Toll Free:800-645-6733
Phone: 267-933-6300
Fax: 267-933-6305
Email: [email protected]
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Features
  • Set Pressures to 400 psig
  • Temperature -423°F to +400°F
  • Special Teflon® seat, making bubble-tight seals possible for over 90% of set pressures per spec API 527; not applicable to steam.
  • Adjustable blow down ring.
  • Meets AD-Merkblatt A2 certified by TUV.
  • Cleaned and packaged for use in oxygen service in compliance with CGA specification G-4.1
Rockwood Swendeman Type RXSO ASME Safety Relief Valve
Unit of Measure
1 2 3 4 5 

Item #

Valve Service

Body Material

Cap Type

Inlet

Outlet

Orifice

Cracking Pressure

710NEGH-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Plain Cap N/A 1-1/2" MNPT N/A 2" Female NPT N/A 2 in N/A 15 to 400 psig
710NEHH-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Plain Cap N/A 2" MNPT N/A 2" Female NPT N/A 2 in N/A 15 to 400 psig
710NEGJ-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Plain Cap N/A 1-1/2" MNPT N/A 2 1/2" Femle NPT N/A 2 in N/A 15 to 400 psig
710NEHJ-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Plain Cap N/A 2" MNPT N/A 2 1/2" Femle NPT N/A 2 in N/A 15 to 400 psig
710EACD-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1/2" MNPT N/A 3/4" Female NPT N/A .75 in N/A 15 to 400 psig
710EADD-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 3/4" MNPT N/A 3/4" Female NPT N/A .75 in N/A 15 to 400 psig
710EACE-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1/2" MNPT N/A 1" Female NPT N/A .75 in N/A 15 to 400 psig
710EADE-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 3/4" MNPT N/A 1" Female NPT N/A .75 in N/A 15 to 400 psig
710EBCE-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1/2" MNPT N/A 1" Female NPT N/A 1 in N/A 15 to 400 psig
710EBDE-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 3/4" MNPT N/A 1" Female NPT N/A 1 in N/A 15 to 400 psig
710EBEE-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1" MNPT N/A 1" Female NPT N/A 1 in N/A 15 to 400 psig
710EBCF-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1/2" MNPT N/A 1 1/4" Female NPT N/A 1 in N/A 15 to 400 psig
710EBDF-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 3/4" MNPT N/A 1 1/4" Female NPT N/A 1 in N/A 15 to 400 psig
710EBEF-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1" MNPT N/A 1 1/4" Female NPT N/A 1 in N/A 15 to 400 psig
710ECDF-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 3/4" MNPT N/A 1 1/4" Female NPT N/A 1.25 in N/A 15 to 300 psig
710ECEF-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1" MNPT N/A 1 1/4" Female NPT N/A 1.25 in N/A 15 to 300 psig
710ECFF-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1-1/4" MNPT N/A 1 1/4" Female NPT N/A 1.25 in N/A 15 to 300 psig
710ECDG-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 3/4" MNPT N/A 1 1/2" Female NPT N/A 1.25 in N/A 15 to 400 psig
710ECEG-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1" MNPT N/A 1 1/2" Female NPT N/A 1.25 in N/A 15 to 400 psig
710ECFG-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1-1/4" MNPT N/A 1 1/2" Female NPT N/A 1.25 in N/A 15 to 400 psig
710EDEG-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1" MNPT N/A 1 1/2" Female NPT N/A 1.5 in N/A 15 to 350 psig
710EDFG-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1-1/4" MNPT N/A 1 1/2" Female NPT N/A 1.5 in N/A 15 to 350 psig
710EDGG-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1-1/2" MNPT N/A 1 1/2" Female NPT N/A 1.5 in N/A 15 to 350 psig
710EDEH-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1" MNPT N/A 2" Female NPT N/A 1.5 in N/A 15 to 400 psig
710EDFH-AXXX N/A Air/Gas Sec. VIII N/A Bronze N/A Open Lever N/A 1-1/4" MNPT N/A 2" Female NPT N/A 1.5 in N/A 15 to 400 psig
Unit of Measure
1 2 3 4 5