{"product_id":"armstrong-572006-303-ast-30-asme-pre-pressurized-expansion-tank","title":"Armstrong 572006-303 AST-30 ASME Pre-Pressurized Expansion Tank","description":"\u003cp\u003eMaintain consistent system pressure and prevent thermal expansion damage with the high-performance \u003cb\u003eArmstrong 572006-303 AST-30\u003c\/b\u003e ASME pre-pressurized expansion tank. Designed for durability and efficiency, this unit provides a reliable cushion to absorb volume changes in hydronic heating and cooling loops, ensuring the longevity of your system components.\u003c\/p\u003e\u003cp\u003eThe vessel features a rugged construction with a high-grade internal diaphragm that isolates system fluid from the pre-charged air cushion. By stabilizing pressure fluctuations during temperature cycles, the tank effectively protects pumps and seals from excessive stress and fatigue.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eASME Certification:\u003c\/b\u003e Engineered to meet stringent boiler and pressure vessel code requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDiaphragm Isolation:\u003c\/b\u003e High-integrity membrane separates water and air for corrosion protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThermal Management:\u003c\/b\u003e Designed to handle volumetric changes in pressurized hydronic systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRugged Construction:\u003c\/b\u003e Industrial-grade steel shell for long-term operational reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for use in commercial hydronic heating systems, chilled water cooling loops, and industrial heat transfer assemblies requiring ASME-compliant pressure regulation.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43133345005662,"sku":"572006-303","price":2537.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/572006_303_image_41034f2e-bf3e-4d43-afff-bc6e8771d911.png?v=1786104480","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-572006-303-ast-30-asme-pre-pressurized-expansion-tank","provider":"National Boiler Supply","version":"1.0","type":"link"}