大(da)口徑(jing)無縫鋼管 鍍(du)鋅鋼管 大(da)口徑(jing)鍍(du)鋅鋼管現(xian)貨 廠家(jia)直銷

鍍(du)鋅(xin)(xin)鋼(gang)管(guan)(guan)(guan)分為冷(leng)鍍(du)鋅(xin)(xin)鋼(gang)管(guan)(guan)(guan)、熱鍍(du)鋅(xin)(xin)鋼(gang)管(guan)(guan)(guan)，冷(leng)鍍(du)鋅(xin)(xin)鋼(gang)管(guan)(guan)(guan)已(yi)被(bei)禁用(yong)(yong)，后(hou)者還被(bei)提倡暫時(shi)能使(shi)用(yong)(yong)。六七十(shi)年(nian)代(dai)，國(guo)(guo)際上(shang)發達開始開發新型管(guan)(guan)(guan)材，并陸(lu)續禁用(yong)(yong)鍍(du)鋅(xin)(xin)管(guan)(guan)(guan)。中國(guo)(guo)建(jian)設(she)部等四部委也發文(wen)明確從2000年(nian)起(qi)禁用(yong)(yong)鍍(du)鋅(xin)(xin)管(guan)(guan)(guan)作為供水(shui)管(guan)(guan)(guan)，新建(jian)小(xiao)(xiao)區(qu)的(de)冷(leng)水(shui)管(guan)(guan)(guan)已(yi)經很少使(shi)用(yong)(yong)鍍(du)鋅(xin)(xin)管(guan)(guan)(guan)了(le)，有些小(xiao)(xiao)區(qu)的(de)熱水(shui)管(guan)(guan)(guan)使(shi)用(yong)(yong)的(de)是鍍(du)鋅(xin)(xin)管(guan)(guan)(guan)。熱鍍(du)鋅(xin)(xin)鋼(gang)管(guan)(guan)(guan)在消防(fang)、電(dian)力和高速公路上(shang)有廣泛的(de)應用(yong)(yong)。

熱(re)鍍鋅鋼管廣泛應用于(yu)建筑、機械、煤(mei)礦(kuang)、化工、電力、鐵(tie)道車輛、汽車工業、公路、橋梁、集裝箱、體(ti)育(yu)設施、農(nong)業機械、石油(you)機械、探礦(kuang)機械等制造(zao)工業。

鍍鋅鋼(gang)(gang)(gang)管(guan)(guan)(guan)表(biao)面(mian)有熱浸鍍或電鍍鋅層的焊(han)接(jie)鋼(gang)(gang)(gang)管(guan)(guan)(guan)。鍍鋅可增加(jia)鋼(gang)(gang)(gang)管(guan)(guan)(guan)的抗(kang)腐蝕能(neng)力，延長使(shi)用壽命(ming)。鍍鋅管(guan)(guan)(guan)的用途很廣，除(chu)作(zuo)輸水、煤氣(qi)、油(you)等(deng)一般低壓力流體(ti)的管(guan)(guan)(guan)線管(guan)(guan)(guan)外，還(huan)用作(zuo)石(shi)油(you)工業特別是(shi)海(hai)洋油(you)田的油(you)井管(guan)(guan)(guan)、輸油(you)管(guan)(guan)(guan)，化(hua)工焦化(hua)設備的油(you)加(jia)熱器(qi)(qi)、冷凝冷卻器(qi)(qi)、煤餾洗油(you)交換器(qi)(qi)用管(guan)(guan)(guan)，以及(ji)棧橋管(guan)(guan)(guan)樁、礦山坑道的支撐架用管(guan)(guan)(guan)等(deng)。