高附加(jia)值的(de)鍋(guo)(guo)爐(lu)和壓力(li)(li)容(rong)(rong)器(qi)(qi)(qi)用(yong)(yong)鋼(gang)(gang)板(ban)(ban)市場，著(zhu)手鍋(guo)(guo)爐(lu)和壓力(li)(li)容(rong)(rong)器(qi)(qi)(qi)用(yong)(yong)鋼(gang)(gang)板(ban)(ban)開(kai)發(fa)和推廣，并按(an)照“研(yan)(yan)發(fa)一批、儲備一批、認證一批、推廣一批”的(de)產銷研(yan)(yan)工作思(si)路，當(dang)年就(jiu)研(yan)(yan)發(fa)出部分鍋(guo)(guo)爐(lu)和壓力(li)(li)容(rong)(rong)器(qi)(qi)(qi)用(yong)(yong)鋼(gang)(gang)板(ban)(ban)，當(dang)年就(jiu)開(kai)始(shi)申請鍋(guo)(guo)爐(lu)和壓力(li)(li)容(rong)(rong)器(qi)(qi)(qi)用(yong)(yong)鋼(gang)(gang)板(ban)(ban)認證，當(dang)年就(jiu)開(kai)始(shi)占領(ling)部分容(rong)(rong)器(qi)(qi)(qi)板(ban)(ban)市場，并隨著(zhu)鍋(guo)(guo)爐(lu)和壓力(li)(li)容(rong)(rong)器(qi)(qi)(qi)鋼(gang)(gang)板(ban)(ban)的(de)銷售，不(bu)斷(duan)加(jia)大高難度鋼(gang)(gang)種(zhong)開(kai)發(fa)

5、P295GH包裝、標(biao)(biao)志(zhi)、質量證明(ming)書：鋼板的(de)包裝、標(biao)(biao)志(zhi)、質量證明(ming)書應符合GB/T 247的(de)規(gui)定。? 6、冶煉(lian)(lian)方法(fa)：采用電爐+爐外精煉(lian)(lian)+真空脫氣(qi)方式冶煉(lian)(lian)，細品粒鎮靜鋼? 7、P295GH介(jie)紹：? P295GH，13CrMo44鍋(guo)爐板采購價(jia)，“P”－可焊接(jie)的(de)，“G”－經軟化(hua)退火(huo)的(de)，“H”－經淬(cui)火(huo)的(de)。屬于(yu)鍋(guo)爐和壓力容器用鋼板，實際應該屬于(yu)合金鋼。

鍋爐板采購須知

當鍋(guo)爐(lu)后管板(ban)(ban)(ban)(ban)高(gao)(gao)溫區產生裂紋后，其修理方法(fa)為(wei):清(qing)(qing)理裂紋處(chu)(chu)，如管板(ban)(ban)(ban)(ban)水(shui)(shui)側有水(shui)(shui)垢，應洗(xi)護(hu)除垢，將水(shui)(shui)垢清(qing)(qing)除干凈。對于煙程上下(xia)分布的(de)(de)鍋(guo)護(hu)，不能采(cai)用(yong)交(jiao)換煙氣回程法(fa)，16MnDR鍋(guo)爐(lu)板(ban)(ban)(ban)(ban)采(cai)購價(jia)，宜采(cai)用(yong)整體烘爐(lu)法(fa)。開坡口補(bu)焊管板(ban)(ban)(ban)(ban)裂紋處(chu)(chu)，并(bing)經(jing)(jing)水(shui)(shui)壓實(shi)(shi)驗(yan)(yan)(yan)(yan)檢查(cha)是否合格。經(jing)(jing)過(guo)實(shi)(shi)踐證明，采(cai)用(yong)這(zhe)種改造的(de)(de)鍋(guo)爐(lu)可繼續使(shi)用(yong)幾個取暖期，鍋(guo)爐(lu)板(ban)(ban)(ban)(ban)采(cai)購價(jia)，且改造費用(yong)較低，鍋(guo)爐(lu)板(ban)(ban)(ban)(ban)性能試(shi)驗(yan)(yan)(yan)(yan)必(bi)(bi)須在溫度的(de)(de)運行工(gong)(gong)況下(xia)進(jin)行，13MnNiMo54鍋(guo)爐(lu)板(ban)(ban)(ban)(ban)采(cai)購價(jia)，裂紋補(bu)焊后的(de)(de)管板(ban)(ban)(ban)(ban)由(you)原來所處(chu)(chu)的(de)(de)高(gao)(gao)溫度、高(gao)(gao)應力工(gong)(gong)況變為(wei)有利(li)的(de)(de)工(gong)(gong)況，這(zhe)樣就可得(de)到有利(li)的(de)(de)保護(hu)，在正式實(shi)(shi)驗(yan)(yan)(yan)(yan)前，必(bi)(bi)須根據正式試(shi)驗(yan)(yan)(yan)(yan)的(de)(de)測(ce)試(shi)項目及要求進(jin)行預備性試(shi)驗(yan)(yan)(yan)(yan)，以(yi)檢驗(yan)(yan)(yan)(yan)測(ce)試(shi)裝(zhuang)置和測(ce)試(shi)儀表并(bing)培訓試(shi)驗(yan)(yan)(yan)(yan)觀測(ce)人員。而此時(shi)，前管板(ban)(ban)(ban)(ban)所處(chu)(chu)工(gong)(gong)況比(bi)(bi)原來后管板(ban)(ban)(ban)(ban)高(gao)(gao)溫區所處(chu)(chu)工(gong)(gong)況好(hao)一些，造價(jia)比(bi)(bi)較低，鍋(guo)護(hu)燃燒良好(hao)。實(shi)(shi)驗(yan)(yan)(yan)(yan)時(shi)，鍋(guo)爐(lu)燃用(yong)的(de)(de)材料必(bi)(bi)須符合試(shi)驗(yan)(yan)(yan)(yan)規定的(de)(de)試(shi)驗(yan)(yan)(yan)(yan)燃料。