Shipbuilding and marine structures — Derrick boom headfittings — Fixed type
造船和海洋结构——井架吊杆头配件——固定类型
发布日期:
1985-04-25
指定尺寸和材质。附件中给出了井架吊杆上拉线目板(符合ISO 8146的目板)定位的指导信息。
Specifies dimensions and materials. Guidance information on the positioning of the guy eyeplate (eyeplate according to ISO 8146) on the derrick boom is given in the annex.