鍍鋅方管廠家益源制管帶您了解鍍鋅鋼管
今天鍍(du)(du)(du)鋅(xin)方管(guan)(guan)廠(chang)家(jia)益源制(zhi)管(guan)(guan)帶(dai)您了解鍍(du)(du)(du)鋅(xin)鋼管(guan)(guan),它們分為(wei)冷(leng)鍍(du)(du)(du)鋅(xin)鋼管(guan)(guan)和(he)熱鍍(du)(du)(du)鋅(xin)鋼管(guan)(guan)。冷(leng)鍍(du)(du)(du)鋅(xin)鋼管(guan)(guan)已被禁用,后(hou)者還被提倡暫時能使(shi)(shi)(shi)用。六(liu)七十年(nian)代,國際上發達開始開發新(xin)(xin)型管(guan)(guan)材,并陸續(xu)禁用鍍(du)(du)(du)鋅(xin)管(guan)(guan)。中國建設部(bu)等(deng)四部(bu)委也發文明確從2000年(nian)起禁用鍍(du)(du)(du)鋅(xin)管(guan)(guan)作為(wei)供水(shui)管(guan)(guan),新(xin)(xin)建小區的冷(leng)水(shui)管(guan)(guan)已經很(hen)少使(shi)(shi)(shi)用鍍(du)(du)(du)鋅(xin)管(guan)(guan)了,有些小區的熱水(shui)管(guan)(guan)使(shi)(shi)(shi)用的
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