{"slug":"expansion-trunk","name":"Expansion Trunk","name_zh":"膨胀围井","model":"UMC-470","models":["UMC-470"],"partNumbers":["03800-140A"],"category":"Specialty > Expansion Trunks & Domes","url":"https://www.sinooutput.com/products/expansion-trunk/","url_zh":"https://www.sinooutput.com/zh/products/expansion-trunk/","thumbnail":"/img/p/umc-470-expansion-320.webp","image":"https://www.sinooutput.com/img/p/umc-470-expansion-640.webp","description":"","application":"Expansion trunks are typically found on tank barges. They are commonly used to access cargo compartments for venting, filling, and inspecting.","material":["Steel (ASTM A36)","Painted Primer Grey"],"materials":["steel"],"features":["UMC-464-5 Raised Watertight Hatch + UMC-144-5 Ullage welded to the top of the Trunk.","Tumble Bolts – Bronze","Dog Handles – Steel","Gasket – Nitrile","Other gasket material available upon request.","Various hardware options available:","– Steel, Stainless Steel, & Bronze Dog Handles (available with or without grease fittings).","– Bronze & Stainless Steel Tumble Bolts.","– Lug Bolts and nuts made from dissimilar metals to prevent galling and corrosion.","Flame screens available upon request (sold separately)."],"certificates":[],"specifications":[[{"Model Number":"UMC-470","Part Number":"03800-140A","Description":"42×24 Expansion Trunk w/ UMC-174-5 / 464-5","Weight Total Lbs (Kgs.)":"540 (245)"}]],"documents":[],"isNew":false}