... : 58V,58H,80V Material:carbon steel Ceritificate:ISO9001-2000 US ITT Technology carbon steel constant spring hanger for pipeType:58V,58H,80VMaterial ... -200058H, 58 V and 80V Constant Force Spring Hangers (US ITT Technology)1. Applicable Range The 58H, 58 V and 80V constant ... force spring hangers (US ITT Technology) are applicable to 38mm (1 1/2") to 508mm (20 ...