中華人民共和國建材行業(yè)標(biāo)準普通混凝土小型空心砌塊NORMALCONCRETESMALLHOLLOWBLOCKGB82391997代替GB8239871范圍1、范圍本標(biāo)準規(guī)定了普通混凝土小型空心砌塊的產(chǎn)品分類、技術(shù)要求、實驗方法、檢驗規(guī)則、運輸和堆放等。本標(biāo)準適用于工業(yè)與民用建筑用普通混凝土小型空心砌塊（以下簡稱砌塊）2、引用標(biāo)準下列標(biāo)準所包含的條文，通過在本標(biāo)準中引用而構(gòu)成為本標(biāo)準的條文。本標(biāo)準出版時，所示版本均為有效，所有標(biāo)準都會被修訂，使用本標(biāo)準的各方應(yīng)探討使用下列標(biāo)準最新版本的可能性。GB/T17592硅酸鹽水泥，普通硅酸鹽水泥GB/T134492礦渣硅酸鹽水泥、火山灰質(zhì)硅酸鹽水泥及粉煤灰硅酸鹽水泥GB/T41111997混凝土小型空心砌塊試驗方法GB80761997混凝土外加劑GB1295891復(fù)合硅酸鹽水泥GB/T1468493建筑用砂GB/T1468593建筑用卵石碎石YBJ2058484混凝土用高爐重礦渣碎石技術(shù)條件3、砌塊各部位名稱砌塊各部位名稱見圖14、等級和標(biāo)記41等級411按其尺寸偏差,外觀質(zhì)量分為優(yōu)等品（A），一等品（B），及合格品C412按其強度等級分為MU35,MU50,MU75,MUL00,MU150,MU200。42標(biāo)記421按產(chǎn)品名稱代號NHB、強度等級、外觀質(zhì)量等級和標(biāo)準編號的順序進行標(biāo)記422標(biāo)記示例強度等級為MU75,外觀質(zhì)量為優(yōu)等品A的砌塊,其標(biāo)記為NHBMU75AGB82395、原材料51水泥宜采用符合GB/T175、GB/T1344、GB12958規(guī)定的水泥52細集料應(yīng)符合GB/T14684的規(guī)定。53粗集料可采用碎石、卵石和重礦渣,碎石、卵石應(yīng)符合GB/T14685的規(guī)定,重礦渣應(yīng)符合YBJ20584的規(guī)定,其最大粒徑為LOMM如采用石屑等破碎石材,小于015MM的細石粉含量不應(yīng)大于20。54外加劑應(yīng)符合GB8076的規(guī)定。6、技術(shù)要求61規(guī)格611規(guī)格尺寸主規(guī)格尺寸為390MMX190MMX190MM,其他規(guī)格尺寸可由供需雙方協(xié)商。612最小外壁厚應(yīng)不小于30MM,最小肋厚應(yīng)不小于25MM613空心率應(yīng)不小于25。614尺寸允許偏差應(yīng)符合表1要求64相對含水率應(yīng)符合表4規(guī)定。注潮濕一一系指年平均相對濕度大于75的地區(qū),中等一一系指年平均相對濕度5075的地區(qū)干燥一一系指年平均相對濕度小于50的地區(qū)65抗?jié)B性用于清水墻的砌塊,其抗?jié)B性應(yīng)滿足表5的規(guī)定。注非采暖地區(qū)指最冷月份平均氣溫高于一5C的地區(qū)；采暖地區(qū)指最冷月份平均氣溫低于或等于一5C的地區(qū)7、試驗方法試驗方法按GB/T4111進行8、檢驗規(guī)則81檢驗分類811出廠檢驗檢驗項目為尺寸偏差、外觀質(zhì)量、強度等級、相對含水率,用于清水墻的砌塊尚應(yīng)檢驗抗?jié)B性。812型式檢驗檢驗項目為技術(shù)要求中的全部項目有下列情況之一者,必須進行型式檢驗新產(chǎn)品的試制定型鑒定正常生產(chǎn)后,原材料、配比及生產(chǎn)工藝改變時正常生產(chǎn)經(jīng)過半年時產(chǎn)品停產(chǎn)三個月以上恢復(fù)生產(chǎn)時,出廠檢驗結(jié)果與上次型式檢驗有較大差異時國家質(zhì)量監(jiān)督機構(gòu)提出進行型式檢驗要求時。82組批規(guī)則砌塊按外觀質(zhì)量等級和強度等級分批驗收。它以同一種原材料配制成的相同外觀質(zhì)量等級、強度等級和同一工藝生產(chǎn)的10000塊砌塊為一批,每月生產(chǎn)的塊數(shù)不足10000塊者亦按一批83抽樣規(guī)則831每批隨機抽取32塊做尺寸偏差和外觀質(zhì)量檢驗。832從尺寸偏差和外觀質(zhì)量檢驗合格的砌塊中抽取如下數(shù)量進行其他項目檢驗。A強度等級5塊；B相對含水率3塊；C抗?jié)B性3塊；D抗凍性10塊；E空心率3塊84判定規(guī)則841若受檢砌塊的尺寸偏差和外觀質(zhì)量均符合表1和表2的相應(yīng)指標(biāo)時,則判該砌塊符合相應(yīng)等級。842若受檢的32塊砌塊中,尺寸偏差和外觀質(zhì)量的不合格數(shù)不超過7塊時,則判該批砌塊符合相應(yīng)等級。843當(dāng)所有項目的檢驗結(jié)果均符合本標(biāo)準中第6章各項技術(shù)要求的等級時,則判該批砌塊為相應(yīng)等級。9、產(chǎn)品合格證、堆放和運輸91砌塊出廠時,生產(chǎn)廠應(yīng)提供產(chǎn)品質(zhì)量合格證書,其內(nèi)容包括A廠名和商標(biāo)B批量編號和砌塊數(shù)量塊C產(chǎn)品標(biāo)記和檢驗結(jié)果D合格證編號E檢驗部門和檢驗人員簽章。92砌塊應(yīng)按規(guī)格、等級分批分別堆放,不得混雜。93砌塊堆放運輸及砌筑時應(yīng)有防雨措施。94砌塊裝卸時,嚴禁碰撞、扔摔應(yīng)輕起輕放,不許翻斗傾卸。國家技術(shù)監(jiān)督局19970506批準19971101實施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