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簡要描述(shu):GS-100/150/200灌砂(sha)(sha)桶本試驗法(fa)適(shi)用于在工地測(ce)定(ding)(ding)砂(sha)(sha)土(tu)、砂(sha)(sha)礫土(tu),砂(sha)(sha)礫料、級配礫石(shi)、水泥穩定(ding)(ding)土(tu)、石(shi)灰穩定(ding)(ding)土(tu)等(deng)的(de)(de)容重,上述各(ge)種集料的(de)(de)Z大粒徑不(bu)(bu)得(de)超(chao)過25mm。測(ce)定(ding)(ding)容重層的(de)(de)厚度(du)不(bu)(bu)超(chao)過150mm。滄州鑫科(ke)建儀銷售部:xkjc126
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品牌 | 其他品牌 | 產地類別 | 國產 |
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應用領域 | 醫療衛生,環保,化工,能源,建材 |
GS-100/150/200灌砂桶適用范圍: 本(ben)試驗法適用于在工地測定(ding)砂土(tu)(tu)、砂礫(li)(li)土(tu)(tu),砂礫(li)(li)料、級(ji)配(pei)礫(li)(li)石、水泥穩(wen)定(ding)土(tu)(tu)、石灰穩(wen)定(ding)土(tu)(tu)等的容重(zhong),上述各(ge)種集(ji)料的zui大(da)粒徑不得超過25mm。測定(ding)容重(zhong)層的厚度不超過150mm。 灌砂桶技術參數: 1.規格型號:Ф100mm、 Ф150mm、 Ф200mm。 2.灌(guan)砂筒; Ф100X300mm, Ф150X360mm,Ф200X520mm 3.開關(guan)孔: Ф10mm, Ф15mm, Ф20mm 的圓孔。 4.金屬(shu)標定(ding)罐:Ф100X100mm、 Ф150X150mm、 Ф200X200mm。 GS-100/150/200灌砂桶使(shi)用方(fang)法 1.在試驗地點,選(xuan)一塊(kuai)平(ping)坦表面(mian)(mian),并將其清掃(sao)干凈,其面(mian)(mian)積(ji)不得小于基板面(mian)(mian)積(ji). 2.將基板放(fang)在平坦表面上(shang),當表面的(de)(de)(de)粗糙度較(jiao)大時,則(ze)將盛(sheng)有量(liang)砂(sha)(sha)(sha)的(de)(de)(de)灌(guan)砂(sha)(sha)(sha)筒(tong)(tong)(tong)(tong)放(fang)在基板中間(jian)的(de)(de)(de)圓(yuan)孔(kong)上(shang),將灌(guan)砂(sha)(sha)(sha)筒(tong)(tong)(tong)(tong)的(de)(de)(de)開關打開,讓砂(sha)(sha)(sha)流入基板的(de)(de)(de)中孔(kong)內,直(zhi)到儲砂(sha)(sha)(sha)筒(tong)(tong)(tong)(tong)內不(bu)再下流時關閉開關.取下灌(guan)砂(sha)(sha)(sha)筒(tong)(tong)(tong)(tong),并(bing)稱量(liang)筒(tong)(tong)(tong)(tong)內砂(sha)(sha)(sha)的(de)(de)(de)質量(liang),準確(que)至1g. 灌(guan)砂(sha)(sha)(sha)筒(tong)(tong)(tong)(tong)注(zhu):當需要(yao)檢測厚(hou)度時,應先測量(liang)厚(hou)度后再進行進一步驟. 3.取走基板,并將留在試驗地點的量砂收(shou)回,重新將表(biao)面清掃干凈. 4.將基(ji)板放回清(qing)掃干凈的(de)(de)(de)(de)表面上(盡量放在原處(chu)),沿基(ji)板中(zhong)孔(kong)鑿(zao)洞(dong)(洞(dong)的(de)(de)(de)(de)直徑(jing)與灌砂(sha)筒(tong)*).在鑿(zao)筒(tong)過(guo)程中(zhong),應注意(yi)不(bu)使鑿(zao)出(chu)的(de)(de)(de)(de)材(cai)(cai)料(liao)丟失,并(bing)隨時(shi)將鑿(zao)松的(de)(de)(de)(de)材(cai)(cai)料(liao)取(qu)出(chu)裝(zhuang)入塑料(liao)袋中(zhong),不(bu)使水分蒸發,也可(ke)放在大試樣(yang)(yang)盒內(nei).試洞(dong)的(de)(de)(de)(de)深度應等于測定層(ceng)(ceng)厚度,但不(bu)得有下層(ceng)(ceng)材(cai)(cai)料(liao)混入,zui后將洞(dong)內(nei)的(de)(de)(de)(de)全部鑿(zao)松材(cai)(cai)料(liao)取(qu)出(chu).對(dui)土基(ji)或基(ji)層(ceng)(ceng),為(wei)(wei)防止(zhi)試樣(yang)(yang)盤內(nei)材(cai)(cai)料(liao)的(de)(de)(de)(de)水分蒸發,可(ke)分幾次稱(cheng)取(qu)材(cai)(cai)料(liao)的(de)(de)(de)(de)質(zhi)量.全部取(qu)出(chu)材(cai)(cai)料(liao)的(de)(de)(de)(de)總質(zhi)量為(wei)(wei),準確至1g. 5.從挖出(chu)的(de)(de)全部材(cai)料(liao)(liao)中(zhong)取出(chu)有代表性的(de)(de)樣品(pin),放在鋁盒或(huo)潔凈的(de)(de)搪瓷盤中(zhong),測(ce)定(ding)(ding)(ding)其含水量(,以(yi)%計).樣品(pin)的(de)(de)數量如下(xia):用(yong)小灌砂筒(tong)測(ce)定(ding)(ding)(ding)時,對于(yu)(yu)細粒(li)(li)土(tu),不(bu)(bu)少(shao)(shao)于(yu)(yu)100g;對于(yu)(yu)各種(zhong)中(zhong)粒(li)(li)土(tu),不(bu)(bu)少(shao)(shao)于(yu)(yu)500g.用(yong)大(da)灌砂筒(tong)測(ce)定(ding)(ding)(ding)時,對于(yu)(yu)細粒(li)(li)土(tu),不(bu)(bu)少(shao)(shao)于(yu)(yu)200g;對于(yu)(yu)各種(zhong)中(zhong)粒(li)(li)土(tu),不(bu)(bu)少(shao)(shao)于(yu)(yu)1000g;對于(yu)(yu)粗(cu)粒(li)(li)土(tu)或(huo)水泥,石灰,粉煤灰等無機結(jie)(jie)合料(liao)(liao)穩定(ding)(ding)(ding)材(cai)料(liao)(liao),宜將取出(chu)的(de)(de)全部材(cai)料(liao)(liao)烘干,且不(bu)(bu)少(shao)(shao)于(yu)(yu)2000g,稱其質量,準確至1g. 注:當為瀝(li)(li)青表面處治或(huo)瀝(li)(li)青貫入式結(jie)(jie)構類材(cai)料(liao)(liao)時,則省(sheng)去(qu)測(ce)定(ding)(ding)(ding)含水量步(bu)驟. 6.將(jiang)基板(ban)安放(fang)在(zai)(zai)試(shi)坑(keng)上,將(jiang)灌(guan)砂(sha)(sha)(sha)筒(tong)(tong)安放(fang)在(zai)(zai)基板(ban)中間(儲砂(sha)(sha)(sha)筒(tong)(tong)內放(fang)滿砂(sha)(sha)(sha)到(dao)(dao)要求質(zhi)量(liang)),使灌(guan)砂(sha)(sha)(sha)筒(tong)(tong)的下口對準基板(ban)的中孔及試(shi)洞,打開(kai)(kai)灌(guan)砂(sha)(sha)(sha)筒(tong)(tong)的開(kai)(kai)關,讓砂(sha)(sha)(sha)流入試(shi)坑(keng)內,在(zai)(zai)此(ci)期間,應注意勿碰動灌(guan)砂(sha)(sha)(sha)筒(tong)(tong).直到(dao)(dao)儲砂(sha)(sha)(sha)筒(tong)(tong)內的不再下流時,關閉(bi)開(kai)(kai)關,仔細取走灌砂筒,并稱量筒內(nei)剩余砂的質量,準確(que)至1g. 7.如清(qing)掃干凈的平坦表面的粗糙度不大,可省去(2)(3)的操作.在試洞(dong)挖好(hao)后,將灌砂(sha)筒(tong)(tong)(tong)直(zhi)接對準放(fang)在試坑上,中(zhong)間不需要放(fang)基(ji)板,打開筒(tong)(tong)(tong)開關,讓砂(sha)流入試坑內(nei).在此期間,應注意勿碰動灌砂(sha)筒(tong)(tong)(tong).直(zhi)到儲砂(sha)筒(tong)(tong)(tong)內(nei)的砂(sha)不再下流時(shi),關閉開關,仔細取走灌砂(sha)筒(tong)(tong)(tong),并稱量剩余砂(sha)的質(zhi)量,準確至1g. 8.仔細取(qu)出(chu)試筒內的量(liang)砂(sha),以(yi)備下次試驗時再(zai)用(yong)(yong).若量(liang)砂(sha)的濕度(du)(du)已發生變化(hua)或量(liang)砂(sha)中混有雜質(zhi),則(ze)應該(gai)重新烘干,過篩,并(bing)放置一(yi)段時間(jian),使其(qi)與空氣的濕度(du)(du)達到(dao)平衡后再(zai)用(yong)(yong). 灌砂桶校驗方法: 1.在儲砂(sha)筒(tong)內(nei)裝滿砂(sha),筒(tong)內(nei)砂(sha)的高度與筒(tong)頂的距(ju)離不超過15mm,稱取筒(tong)內(nei)砂(sha)的重(zhong)量,難(nan)確至(zhi)1g(m),每(mei)次標定及以后試驗都(dou)應該(gai)維(wei)持這個重(zhong)量不變。 2.將開關打開,讓砂流出,并(bing)使(shi)流出的(de)砂體積與工地所挖(wa)試洞缽積相等, (或等于標定罐(guan)的(de)容積),然后關上(shang)開關,并(bing)稱量筒內(nei)不(bu)再流下時,將開關關上(shang),并(bing)小心的(de)取走灌(guan)砂筒。 3. 收集(ji)并稱重留(liu)在(zai)玻璃板上的砂,準確(que)至lg,此砂就是填滿(man)灌砂下部圓錐體的砂。 4.重(zhong)復上(shang)述測量至少三次,zui后取平均位,準確至1g(m)。確定量砂的單位比重(zhong): (g/立(li)方(fang)厘米(mi))其步驟如下: a.用水(shui)確定標定罐容積V(立方(fang)厘(li)米)。 b.在(zai)儲砂(sha)(sha)筒(tong)內(nei)裝(zhuang)入重(zhong)量(liang)為M1的(de)砂(sha)(sha),并將灌(guan)砂(sha)(sha)筒(tong)放在(zai)標(biao)定罐(guan)上(shang),將開(kai)關打開(kai),讓(rang)砂(sha)(sha)流出(整個沉砂(sha)(sha)過程中(zhong)不要碰動(dong)灌(guan)砂(sha)(sha)筒(tong))直到儲砂(sha)(sha)筒(tong)內(nei)的(de)砂(sha)(sha)不再下流時,將開(kai)關關上(shang)取(qu)下罐(guan)砂(sha)(sha)筒(tong),稱取(qu)筒(tong)內(nei)剩余(yu)砂(sha)(sha)的(de)重(zhong)量(liang),準確至(zhi)1g,重(zhong)復上(shang)述測量(liang)至(zhi)少三次,然后(hou)取(qu)平均值,推確至(zhi)g(m)。由下式計算(suan)填滿(man)標(biao)定罐(guan)所需的(de)重(zhong)量(liang)m.(請看儀(yi)器中(zhong)附(fu)帶(dai)的(de)說明(ming)) |
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