DEFSTAN 93-70/1(1993) : 1993已作廢
ETHYLENE PROPYLENE DIENE RUBBER, BLACK, 91 IRHD
出版：UK Ministry of Defence Standards
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基本信息
標準編號： DEFSTAN 93-70/1(1993) : 1993
標準類別：Standard
出版單位：UK Ministry of Defence Standards
標準頁數：0
標準簡介
Gives requirements for a high quality black ethylene propylene diene compound designated EPDM 91, the number being the nominal hardness of the vulcanizate, intended for the manufacture of respirator components where there are no dermatitic or toxic considerations.
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