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我先觀察彩鋼板外(wai)(wai)露鋼(gang)(gang)材(cai)如(ru)(ru)斷面等是(shi)否(fou)結晶細密(mi),是(shi)否(fou)發灰(hui)、發暗和(he)雜質(zhi)。若切(qie)面是(shi)結晶細密(mi)型的(de)(de)則(ze)是(shi)質(zhi)量比較(jiao)(jiao)優(you)越的(de)(de)。我(wo)們首先得考慮基(ji)(ji)(ji)板(ban)(ban)(ban)(ban)和(he)腹膜(mo)(mo)鍍(du)層的(de)(de)厚(hou)度(du)(du),比較(jiao)(jiao)好的(de)(de)彩(cai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)基(ji)(ji)(ji)板(ban)(ban)(ban)(ban)是(shi)0.02~0.05mm,覆膜(mo)(mo)或者涂層厚(hou)度(du)(du)往(wang)往(wang)只有0.15mm以下(xia)。 觀(guan)察基(ji)(ji)(ji)板(ban)(ban)(ban)(ban)厚(hou)度(du)(du)和(he)覆膜(mo)(mo)的(de)(de)厚(hou)度(du)(du),彩(cai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)是(shi)有基(ji)(ji)(ji)板(ban)(ban)(ban)(ban)和(he)彩(cai)色的(de)(de)腹膜(mo)(mo)或者鍍(du)層構成(cheng)的(de)(de)。聽聲音(yin)(yin)用(yong)手指(zhi)或用(yong)硬物(wu)敲擊(ji)彩(cai)鋼(gang)(gang)板(ban)(ban)(ban)(ban),彩(cai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)的(de)(de)材(cai)質(zhi)如(ru)(ru)果(guo)較(jiao)(jiao)差,則(ze)發出來(lai)的(de)(de)聲音(yin)(yin)是(shi)悶(men)的(de)(de),金屬聲音(yin)(yin)不明顯,材(cai)質(zhi)較(jiao)(jiao)好的(de)(de)彩(cai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)金屬聲音(yin)(yin)是(shi)比較(jiao)(jiao)響亮、清脆的(de)(de)。觀(guan)察彩(cai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)的(de)(de)外(wai)(wai)漏邊緣,拿到一(yi)塊(kuai)彩(cai)鋼(gang)(gang)板(ban)(ban)(ban)(ban),因為從影響彩(cai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)的(de)(de)使用(yong)時間(jian)來(lai)看,基(ji)(ji)(ji)板(ban)(ban)(ban)(ban)的(de)(de)厚(hou)度(du)(du)是(shi)很重要(yao)的(de)(de)。而(er)有些生(sheng)產彩(cai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)的(de)(de)廠家往(wang)往(wang)在基(ji)(ji)(ji)板(ban)(ban)(ban)(ban)及彩(cai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)涂層或覆膜(mo)(mo)上做手腳,他們降低基(ji)(ji)(ji)板(ban)(ban)(ban)(ban)的(de)(de)厚(hou)度(du)(du),但是(shi)增加(jia)腹膜(mo)(mo)的(de)(de)厚(hou)度(du)(du)來(lai)降低彩(cai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)的(de)(de)生(sheng)產成(cheng)本,這就大大降低了彩(cai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)的(de)(de)使用(yong)壽命了。
長春彩鋼卷廠家,經營多個項(xiang)目,價(jia)格優惠,品質保證,歡(huan)迎來電。