标准号:DIN ISO 6044-1986
中文标准名称:造船.船吊杆根部叉头.主要尺寸
英文标准名称:Shipbuilding; fork-type heel fittings for ships' derrick booms; main dimensions; identical with ISO 6044, edition 1985
标准类型:U24
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:U24
国际标准分类号:47.020.40
适用范围:The standard lays down the main dimensions for interchangeability and the materials for fork-type heel fittings for ships' derrick booms and accociated bolts or pins.; The following dimensions are standardized: thickness of side pieces of fork, clear width of fork, depth of fork, diameter of clearance hole for bolt or pin, diameter of bolt or pin.; A fork-type heel fitting device forms a component part of a ships' derrick boom. It is fitted to the heel end of the derrick boom. It comprises a double lug fitting and an accociated hinge bolt or pin for the conjunction with the pin of the gooseneck bearing.; This conjuntion allows the derrick boom to be raised, lowered and slewed.#,,#