... Ceritificate:ISO9001-2000 US ITT Technology carbon steel constant spring hanger for pipeType:58V,58H,80VMaterial:carbon steelCeritificate ... :ISO9001-200058H, 58 V and 80V Constant Force Spring Hangers (US ITT Technology)1. Applicable Range ... 2. Classification and Model ClassificationModel CodeInstallation FormHorizontal Type Constant Force Spring Hangers58H A Type, B Type, C Type, ...