JBT 8905.2-1999 起重机用底坐式减速器.pdf

ICS 21.120.20 J19 JB/T 8905.2－1999 起重机用底座式减速器 Foot mounted gearboxes for cranes 1999-06-28 发布 2000-01-01 实施 国 家 机 械 工 业 局 发 布 JB/T 8905.2－1999 目 次 前言 1 范围····················································································································································································································1 2 引用标准·········································································································································································································1 3 型式····················································································································································································································2 4 基本参数与尺寸··························································································································································································4 5 技术要求·······································································································································································································17 6 试验方法·······································································································································································································22 7 检验规则·······································································································································································································22 8 标志、包装、运输、贮存···························