{"id":4517,"date":"2017-08-18T14:02:53","date_gmt":"2017-08-18T18:02:53","guid":{"rendered":"https:\/\/tunstall-inc.com\/?page_id=4517"},"modified":"2023-03-29T09:09:10","modified_gmt":"2023-03-29T13:09:10","slug":"model-ab","status":"publish","type":"page","link":"https:\/\/tunstall-inc.com\/macon-balancing\/automatic\/model-ab\/","title":{"rendered":"Model AB"},"content":{"rendered":"

Operation<\/h3>
\nModel AB Automatic Balancing Valve is a combination ball valve, automatic flow control device and union. The removable flow cartridge is factory set to automatically limit the GPM to within +5% of the specified flow. The ball valve has a chrome plated ball, Teflon seats and a blowout proof stem with double EPDM O-ring seals. The union has an EPDM O-ring seal and tailpiece available in MNPT, FNPT, and SWT end connections. Standard features include Memory Stop and Dual Pressure \/ Temperature Ports.<\/p>\n\n\n\n
\"\"<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Specifications<\/h3>
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Size Range:<\/td>\n1\/2″ thru 2″<\/td>\n<\/tr>\n
Pressure Ratings:<\/td>\n600 PSI (4140 kPa)<\/td>\n<\/tr>\n
Temperature Ratings:<\/td>\n250\u00baF (121\u00baC)<\/td>\n<\/tr>\n
Accuracy:<\/td>\n\u00b1 5% of flow rate<\/td>\n<\/tr>\n
Body Material:<\/td>\nForged Brass<\/td>\n<\/tr>\n
End Connections:<\/td>\nBrass – Fixed End: SWT, FNPT<\/td>\n<\/tr>\n
Union End:<\/td>\nSWT, FNPT & MNPT<\/td>\n<\/tr>\n
Flow Cartridge:<\/td>\n1\/2″ thru 1-1\/2″ Ultrason\u00ae Composite
\n2″ Stainless Steel<\/td>\n<\/tr>\n
Seals:<\/td>\nEPDM<\/td>\n<\/tr>\n
Ball:<\/td>\nChrome Plated Brass, full port, 100% positive shut-off.
\nOptional 316 Stainless Steel.<\/td>\n<\/tr>\n
Stem:<\/td>\nBrass. Optional 316 Stainless Steel.<\/td>\n<\/tr>\n
Handle:<\/td>\nFull size Zinc Plated lever with Vinyl Grip<\/td>\n<\/tr>\n
Available Options:<\/td>\n\u201cPTV\u201d combination PT & Air Vent, hose end Drain Valve & Extensions<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

 <\/p>\n

SUBMITTAL DATA: Model AB<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

  SUBMITTAL DATA: Model AB<\/p>\n","protected":false},"author":6,"featured_media":0,"parent":1515,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/tunstall-inc.com\/wp-json\/wp\/v2\/pages\/4517"}],"collection":[{"href":"https:\/\/tunstall-inc.com\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/tunstall-inc.com\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/tunstall-inc.com\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/tunstall-inc.com\/wp-json\/wp\/v2\/comments?post=4517"}],"version-history":[{"count":1,"href":"https:\/\/tunstall-inc.com\/wp-json\/wp\/v2\/pages\/4517\/revisions"}],"predecessor-version":[{"id":86164,"href":"https:\/\/tunstall-inc.com\/wp-json\/wp\/v2\/pages\/4517\/revisions\/86164"}],"up":[{"embeddable":true,"href":"https:\/\/tunstall-inc.com\/wp-json\/wp\/v2\/pages\/1515"}],"wp:attachment":[{"href":"https:\/\/tunstall-inc.com\/wp-json\/wp\/v2\/media?parent=4517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}