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粒度儀

密封檢測儀的那些檢測介紹

發(fā)布日期:2022-05-30 點擊率:41

    按標(biāo)準(zhǔn)件的放置環(huán)境要求:請把標(biāo)準(zhǔn)件放置在不受振動、熱、電扇或空調(diào)器吹風(fēng)所影響的地方。


    因為地面的溫度變化很大,因此亦避免把標(biāo)準(zhǔn)品放在地面附近。


    請盡量使標(biāo)準(zhǔn)件的溫度和被測物溫度相同。防止架臺的熱量直接傳遞,推薦鋪上橡膠絕熱材料。


    淺析密封檢測儀采用差壓方式進行密性檢測時,對標(biāo)準(zhǔn)件是有以下要求:


    1、標(biāo)準(zhǔn)品應(yīng)盡可能與被測品的材質(zhì)、大小、形狀、內(nèi)處表面積相一致;而且標(biāo)準(zhǔn)件必須是經(jīng)嚴格檢測而已知的無泄漏品;


    2、如果被測件允許有一定的泄漏量,而且檢測時間較長時,可省略標(biāo)準(zhǔn)件,將標(biāo)準(zhǔn)件接口端用堵頭塞住即可(需保證此處無泄漏)。


    3、如果被測品體積小,則可用適當(dāng)長度的配管的內(nèi)容積代替標(biāo)準(zhǔn)品,并將管路末端塞住。


標(biāo)簽:                                    密封檢測儀

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