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HDD混(hun)凝(ning)土單邊凍(dong)融試(shi)(shi)驗(yan)機(ji)（一體機(ji)）混(hun)凝(ning)土單邊凍(dong)融試(shi)(shi)驗(yan)機(ji)用(yong)于測定混(hun)凝(ning)土試(shi)(shi)件(jian)在大氣環境中(zhong)與鹽接(jie)觸的條件(jian)下，以能夠經(jing)受的凍(dong)融循(xun)環次(ci)數或者表面(mian)剝落質(zhi)量或超聲波相對動彈(dan)性模量來表示的混(hun)凝(ning)土抗凍(dong)性能。

TDR-28型混凝土(tu)快速凍融(rong)試(shi)(shi)(shi)(shi)驗節能環(huan)(huan)保型試(shi)(shi)(shi)(shi)驗采用(yong)水(shui)(shui)凍水(shui)(shui)融(rong)法,把(ba)符合(he)外觀要(yao)求的(de)100×100×400的(de)混凝土(tu)試(shi)(shi)(shi)(shi)件和測溫試(shi)(shi)(shi)(shi)件放進試(shi)(shi)(shi)(shi)件桶(tong)中,用(yong)17～23℃的(de)水(shui)(shui)浸泡4天(tian)，然后把(ba)試(shi)(shi)(shi)(shi)件桶(tong)放入凍融(rong)試(shi)(shi)(shi)(shi)驗槽中，用(yong)循環(huan)(huan)的(de)冷凍液對試(shi)(shi)(shi)(shi)件反(fan)復(fu)進行降溫和升(sheng)溫，周期性地把(ba)試(shi)(shi)(shi)(shi)件內放的(de)水(shui)(shui)進行凍結和融(rong)化。混凝土(tu)試(shi)(shi)(shi)(shi)件每做25次凍融(rong)循環(huan)(huan)試(shi)(shi)(shi)(shi)驗，都(dou)要(yao)測量1次重量和相(xiang)對動彈性模量。

TDR-16混(hun)凝土(tu)快速凍(dong)融(rong)試驗機（一體經(jing)濟(ji)型）本產(chan)品(pin)適用于測定混(hun)凝土(tu)試件(jian)在水凍(dong)水融(rong)的條件(jian)下(xia)，經(jing)受的快速凍(dong)融(rong)循環次數或抗(kang)凍(dong)耐(nai)久性系(xi)數來表示的混(hun)凝土(tu)抗(kang)凍(dong)性能。產(chan)品(pin)滿足(zu)國標(biao)GB/T 50082-2009《普通混(hun)凝土(tu)長(chang)期性能和耐(nai)久性能試驗方法(fa)》、JG/T 243-2009《混(hun)凝土(tu)抗(kang)凍(dong)試驗設備

節能(neng)(neng)環(huan)保型(xing)微(wei)機控(kong)制混(hun)凝(ning)(ning)土(tu)(tu)快速(su)(su)(su)凍(dong)(dong)融(rong)試驗機適用于測(ce)定混(hun)凝(ning)(ning)土(tu)(tu)試件在水(shui)凍(dong)(dong)水(shui)融(rong)的(de)條(tiao)件下(xia)，經受的(de)快速(su)(su)(su)凍(dong)(dong)融(rong)循環(huan)次數(shu)或(huo)抗(kang)凍(dong)(dong)耐(nai)久(jiu)性系數(shu)來表(biao)示的(de)混(hun)凝(ning)(ning)土(tu)(tu)抗(kang)凍(dong)(dong)性能(neng)(neng)。產品(pin)滿足國標《普通(tong)混(hun)凝(ning)(ning)土(tu)(tu)長期性能(neng)(neng)和耐(nai)久(jiu)性能(neng)(neng)試驗方(fang)法》（GB/T 50082-2009）、《混(hun)凝(ning)(ning)土(tu)(tu)抗(kang)凍(dong)(dong)試驗設備》（JG/T 243-2009）、ASTM C666《混(hun)凝(ning)(ning)土(tu)(tu)快速(su)(su)(su)凍(dong)(dong)融(rong)能(neng)(neng)力的(de)標準試驗方(fang)法》、D L T5150-2001《水(shui)工混(hun)凝(ning)(ning)土(tu)(tu)試驗規(gui)程(cheng)

混(hun)凝土(tu)(tu)單(dan)邊凍(dong)融試(shi)驗機適用于測定混(hun)凝土(tu)(tu)試(shi)件在大氣環境中且與鹽接(jie)觸的(de)條件下，以能經受的(de)凍(dong)融循環次數或(huo)者表面剝落質(zhi)量或(huo)超聲波相對動彈性模量來表示的(de)混(hun)凝土(tu)(tu)抗凍(dong)性能。產品滿(man)足國標(biao)GB/T 50082-2009《普通混(hun)凝土(tu)(tu)長(chang)期(qi)性能和(he)耐久性能試(shi)驗方法(fa)》、JG/T 243-2009《混(hun)凝土(tu)(tu)抗凍(dong)試(shi)驗設備》標(biao)準(zhun)要(yao)求。

德國(guo)史萊賓格(ge)CDF/CIF 凍(dong)融(rong)試(shi)(shi)驗(yan)機是基于材料試(shi)(shi)驗(yan)協(xie)會（RILEM）2002年(nian)頒布的(de)RILEM TC 176中CDF/CIF試(shi)(shi)驗(yan)方(fang)法的(de)混凝土凍(dong)融(rong)循環試(shi)(shi)驗(yan)設備。CDF法全名(ming)(ming)為毛(mao)(mao)細吸鹽凍(dong)融(rong)試(shi)(shi)驗(yan)方(fang)法，CIF全名(ming)(ming)為毛(mao)(mao)細吸液內部損(sun)傷(shang)凍(dong)融(rong)試(shi)(shi)驗(yan)方(fang)法。