• 
• 
• 
• 
• 

呼和浩特dn400消防球墨鑄鐵管直銷價格 <呼和浩特>鑫福興管業有限公司

球墨(mo)鑄鐵(tie)(tie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan) 1）尺寸(cun)重量及(ji)(ji)允許偏差： （1） 排(pai)(pai)水(shui)(shui)(shui)用(yong)柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)鑄鐵(tie)(tie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)及(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)件(jian)(jian)(jian) GB/T 12772-1999 a. 接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)型式(shi)及(ji)(ji)尺寸(cun) 直(zhi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)按(an)其接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)型式(shi)分(fen)為A型柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)和W型無承(cheng)口(kou)(kou)（管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)箍式(shi)）兩種。 b. A型柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)直(zhi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)c. 壁厚、長(chang)度和重量1）建(jian)(jian)(jian)(jian)筑排(pai)(pai)水(shui)(shui)(shui)柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)鑄鐵(tie)(tie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道系(xi)統(tong)(tong)宜(yi)(yi)(yi)在(zai)下(xia)列情況(kuang)和場(chang)所(suo)中采(cai)(cai)(cai)用(yong)： a.要(yao)(yao)(yao)(yao)求(qiu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道系(xi)統(tong)(tong)使用(yong)年限與(yu)建(jian)(jian)(jian)(jian)筑物使用(yong)年限相(xiang)當時(shi)(shi)。 b.高(gao)(gao)(gao)層(ceng)和超(chao)高(gao)(gao)(gao)層(ceng)建(jian)(jian)(jian)(jian)筑。 c.對噪音有(you)要(yao)(yao)(yao)(yao)求(qiu)時(shi)(shi)。 d.要(yao)(yao)(yao)(yao)求(qiu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道系(xi)統(tong)(tong)具有(you)適(shi)應(ying)(ying)(ying)建(jian)(jian)(jian)(jian)筑物較(jiao)大(da)橫向和豎向變位能力時(shi)(shi)。 e.管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道系(xi)統(tong)(tong)易受(shou)人為損(sun)壞的(de)(de)(de)(de)(de)場(chang)所(suo)（如拘留所(suo)、精神(shen)病院(yuan)病房等）。 f.防火(huo)等級要(yao)(yao)(yao)(yao)求(qiu)較(jiao)高(gao)(gao)(gao)的(de)(de)(de)(de)(de)場(chang)所(suo)。 2）法蘭承(cheng)插式(shi)柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)排(pai)(pai)水(shui)(shui)(shui)鑄鐵(tie)(tie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)宜(yi)(yi)(yi)在(zai)下(xia)列情況(kuang)時(shi)(shi)采(cai)(cai)(cai)用(yong)： a.要(yao)(yao)(yao)(yao)求(qiu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道系(xi)統(tong)(tong)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)具有(you)較(jiao)大(da)轉(zhuan)角和伸(shen)縮變形能力。 b.對管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)安(an)(an)裝誤差的(de)(de)(de)(de)(de)要(yao)(yao)(yao)(yao)求(qiu)相(xiang)對較(jiao)低時(shi)(shi)。 c.對管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道的(de)(de)(de)(de)(de)穩定性(xing)(xing)要(yao)(yao)(yao)(yao)求(qiu)較(jiao)高(gao)(gao)(gao)時(shi)(shi)。 3）卡(ka)箍式(shi)柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)排(pai)(pai)水(shui)(shui)(shui)鑄鐵(tie)(tie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)宜(yi)(yi)(yi)在(zai)下(xia)列情況(kuang)時(shi)(shi)采(cai)(cai)(cai)用(yong)： a.安(an)(an)裝要(yao)(yao)(yao)(yao)求(qiu)的(de)(de)(de)(de)(de)平面(mian)位置小，需設(she)(she)置在(zai)尺寸(cun)較(jiao)小的(de)(de)(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道井內(nei)或(huo)(huo)需要(yao)(yao)(yao)(yao)貼墻面(mian)安(an)(an)裝時(shi)(shi)。 b.對美觀(guan)有(you)要(yao)(yao)(yao)(yao)求(qiu)時(shi)(shi)。 c.需各層(ceng)同步安(an)(an)裝和快速(su)施工時(shi)(shi)。 d.需分(fen)期修建(jian)(jian)(jian)(jian)或(huo)(huo)有(you)改建(jian)(jian)(jian)(jian)、擴建(jian)(jian)(jian)(jian)要(yao)(yao)(yao)(yao)求(qiu)的(de)(de)(de)(de)(de)建(jian)(jian)(jian)(jian)筑。 4）管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道系(xi)統(tong)(tong)不得承(cheng)受(shou)任(ren)何衛(wei)生潔具或(huo)(huo)任(ren)何建(jian)(jian)(jian)(jian)筑結構(gou)荷載。 5）柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)排(pai)(pai)水(shui)(shui)(shui)鑄鐵(tie)(tie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)宜(yi)(yi)(yi)明設(she)(she)。也可(ke)根據需要(yao)(yao)(yao)(yao)在(zai)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)槽、管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道井、管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)窿或(huo)(huo)吊頂內(nei)暗設(she)(she)及(ji)(ji)埋(mai)地(di)敷設(she)(she)。 6）柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)排(pai)(pai)水(shui)(shui)(shui)鑄鐵(tie)(tie)直(zhi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)件(jian)(jian)(jian)的(de)(de)(de)(de)(de)內(nei)、外(wai)表面(mian)在(zai)出(chu)廠前應(ying)(ying)(ying)涂(tu)(tu)覆防腐材(cai)料（如樹脂(zhi)漆、防銹(xiu)漆、瀝青(qing)漆等），涂(tu)(tu)層(ceng)應(ying)(ying)(ying)均勻并粘結牢固。卡(ka)箍式(shi)柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)鑄鐵(tie)(tie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)卡(ka)箍件(jian)(jian)(jian)材(cai)質(zhi)應(ying)(ying)(ying)為不銹(xiu)鋼。法蘭承(cheng)插式(shi)柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)鑄鐵(tie)(tie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)緊固件(jian)(jian)(jian)材(cai)質(zhi)應(ying)(ying)(ying)為熱鍍(du)鋅碳素鋼。當埋(mai)地(di)敷設(she)(she)時(shi)(shi)，其接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)緊固件(jian)(jian)(jian)應(ying)(ying)(ying)為不銹(xiu)鋼材(cai)質(zhi)或(huo)(huo)采(cai)(cai)(cai)取相(xiang)應(ying)(ying)(ying)防腐措(cuo)施。 7）建(jian)(jian)(jian)(jian)筑排(pai)(pai)水(shui)(shui)(shui)用(yong)柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)鑄鐵(tie)(tie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)如用(yong)于高(gao)(gao)(gao)層(ceng)建(jian)(jian)(jian)(jian)筑雨(yu)水(shui)(shui)(shui)排(pai)(pai)水(shui)(shui)(shui)系(xi)統(tong)(tong)，應(ying)(ying)(ying)由(you)生產廠家對管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)作(zuo)承(cheng)壓和拉伸(shen)破壞試驗或(huo)(huo)采(cai)(cai)(cai)取必要(yao)(yao)(yao)(yao)的(de)(de)(de)(de)(de)技術措(cuo)施，使管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)件(jian)(jian)(jian)及(ji)(ji)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)零部件(jian)(jian)(jian)滿足系(xi)統(tong)(tong)承(cheng)壓及(ji)(ji)灌水(shui)(shui)(shui)試驗要(yao)(yao)(yao)(yao)求(qiu)。 8）在(zai)單項建(jian)(jian)(jian)(jian)筑工程(cheng)設(she)(she)計中，除全部采(cai)(cai)(cai)用(yong)柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)排(pai)(pai)水(shui)(shui)(shui)鑄鐵(tie)(tie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)建(jian)(jian)(jian)(jian)筑排(pai)(pai)水(shui)(shui)(shui)系(xi)統(tong)(tong)外(wai)，設(she)(she)計人員也可(ke)結合工程(cheng)實際情況(kuang)或(huo)(huo)根據需要(yao)(yao)(yao)(yao)在(zai)建(jian)(jian)(jian)(jian)筑排(pai)(pai)水(shui)(shui)(shui)系(xi)統(tong)(tong)中部分(fen)采(cai)(cai)(cai)用(yong)柔(rou)(rou)性(xing)(xing)接(jie)(jie)(jie)(jie)(jie)口(kou)(kou)排(pai)(pai)水(shui)(shui)(shui)鑄鐵(tie)(tie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。 9）管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)和管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)件(jian)(jian)(jian)內(nei)外(wai)表面(mian)應(ying)(ying)(ying)涂(tu)(tu)防腐涂(tu)(tu)料。涂(tu)(tu)料必須符合管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道工程(cheng)對內(nei)外(wai)介質(zhi)的(de)(de)(de)(de)(de)抗腐蝕要(yao)(yao)(yao)(yao)求(qiu)和防火(huo)要(yao)(yao)(yao)(yao)求(qiu)。涂(tu)(tu)料的(de)(de)(de)(de)(de)材(cai)質(zhi)和涂(tu)(tu)層(ceng)厚度可(ke)由(you)供需雙方商(shang)定。

球(qiu)墨鑄(zhu)鐵管(guan)主要稱之為(wei)離(li)心(xin)球(qiu)墨鑄(zhu)鐵管(guan)，它(ta)具有鐵的(de)(de)本(ben)質(zhi)、鋼的(de)(de)性能(neng)，防腐(fu)性能(neng)優異、延展性能(neng)好(hao)，密封效(xiao)果好(hao)，安裝(zhuang)簡易、主要用(yong)(yong)于市(shi)政(zheng)、工(gong)礦企業給(gei)水(shui)、輸(shu)(shu)氣輸(shu)(shu)油等。離(li)心(xin)球(qiu)墨球(qiu)鐵管(guan)由于強(qiang)度高、塑性好(hao)、耐(nai)腐(fu)蝕性好(hao)等優點，故在供水(shui)、輸(shu)(shu)氣管(guan)道(dao)中(zhong)大量應(ying)用(yong)(yong)。工(gong)業發達(da)的(de)(de)離(li)心(xin)球(qiu)鐵管(guan)產量已(yi)占鑄(zhu)管(guan)總產量的(de)(de)95%～98%，球(qiu)鐵總產量的(de)(de)40%～50%，成為(wei)球(qiu)鐵的(de)(de)大用(yong)(yong)戶。中(zhong)小口徑(＜1000mm)鑄(zhu)管(guan)采用(yong)(yong)水(shui)冷金屬型工(gong)藝(即冷模法)；大口徑采用(yong)(yong)熱模法(噴涂料和襯樹脂(zhi)砂)。國外(wai)已(yi)能(neng)生產大 0mm×4000mm的(de)(de)鑄(zhu)管(guan)。