YX型聚胺酯(防塵).doc

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1、YX型聚胺酯(防塵)產(chǎn)品用途：本標(biāo)準(zhǔn)適用于液壓油缸活塞桿起防塵作用的密封件。工作溫度：-40~+800C工作壓力：≤32Mpa工作介質(zhì)：液壓油、水產(chǎn)品硬度：85A±5標(biāo)???準(zhǔn)：JBZQ4267-86?原QZB336-77?材質(zhì)：聚氨酯和三元橡膠單位：mm公稱內(nèi)徑公稱尺寸單價dDD2D3HH1聚氨酯三元橡膠J81813984??J1020151184??J1222171384??J1424191584??J1626211784??J18282319105??J20322621105??J22342823105??J25373

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