HH I 1972:1981被替代
Insulation Board, Thermal, Faced, Polyurethane Or Polyisocyanurate
出版：US Military Specs/Standards/Handbooks
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基本信息
标准编号： HH I 1972:1981
发布时间：1981/8/12 0:00:00
标准类别：Standard
出版单位：US Military Specs/Standards/Handbooks
标准页数：12
标准简介
Describes the general requirements for faced thermal insulation boards composed of rigid cellular polyurethane or polyisocyanurate foam surfaced with other materials.
标准备注
Notice 2 - Notice of cancellation/superseded by ASTM C 1289
(06/2001)
