高(gao)(gao)溫高(gao)(gao)壓(ya)(ya)介(jie)(jie)(jie)(jie)質運(yun)(yun)(yun)送(song)(song)，用(yong)(yong)(yong)(yong)加(jia)強卷壓(ya)(ya)無(wu)縫(feng)(feng)(feng)(feng)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)EN1233-1995,首要用(yong)(yong)(yong)(yong)于(yu)運(yun)(yun)(yun)送(song)(song)油氣(qi)(qi)、城(cheng)市(shi)供暖的管(guan)(guan)(guan)道(dao)；高(gao)(gao)溫高(gao)(gao)壓(ya)(ya)介(jie)(jie)(jie)(jie)質運(yun)(yun)(yun)送(song)(song)用(yong)(yong)(yong)(yong)增(zeng)頻(pin)(pin)卷壓(ya)(ya)無(wu)縫(feng)(feng)(feng)(feng)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)EN1231-1995,用(yong)(yong)(yong)(yong)增(zeng)頻(pin)(pin)混雙焊(han)(han)法(fa)焊(han)(han)接(jie)的，用(yong)(yong)(yong)(yong)于(yu)高(gao)(gao)溫高(gao)(gao)壓(ya)(ya)介(jie)(jie)(jie)(jie)質運(yun)(yun)(yun)送(song)(song)的增(zeng)頻(pin)(pin)卷壓(ya)(ya)無(wu)縫(feng)(feng)(feng)(feng)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)。    鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)高(gao)(gao)溫高(gao)(gao)壓(ya)(ya)能(neng)力(li)強，塑性好，便于(yu)焊(han)(han)接(jie)和(he)加(jia)工(gong)成(cheng)型(xing)；通(tong)常(chang)(chang)(chang)情(qing)況下低壓(ya)(ya)介(jie)(jie)(jie)(jie)質的運(yun)(yun)(yun)送(song)(song)，用(yong)(yong)(yong)(yong)加(jia)強卷壓(ya)(ya)無(wu)縫(feng)(feng)(feng)(feng)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)EN1230-1995,選(xuan)用(yong)(yong)(yong)(yong)乙炔氣(qi)(qi)體(ti)維(wei)護焊(han)(han)或(huo)一般堆(dui)(dui)焊(han)(han)法(fa)制(zhi)成(cheng)的用(yong)(yong)(yong)(yong)于(yu)水、煤氣(qi)(qi)、空(kong)氣(qi)(qi)和(he)蒸汽等(deng)通(tong)常(chang)(chang)(chang)情(qing)況下低壓(ya)(ya)介(jie)(jie)(jie)(jie)質運(yun)(yun)(yun)送(song)(song)用(yong)(yong)(yong)(yong)堆(dui)(dui)焊(han)(han)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)。    其時市(shi)場上無(wu)縫(feng)(feng)(feng)(feng)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)的常(chang)(chang)(chang)用(yong)(yong)(yong)(yong)規范通(tong)常(chang)(chang)(chang)情(qing)況下分為：EN/B1230-1999（部標、也(ye)叫一般介(jie)(jie)(jie)(jie)質運(yun)(yun)(yun)送(song)(song)管(guan)(guan)(guan)道(dao)用(yong)(yong)(yong)(yong)加(jia)強卷壓(ya)(ya)無(wu)縫(feng)(feng)(feng)(feng)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)）、WN/T9711.1-2008（國(guo)標、也(ye)叫油氣(qi)(qi)城(cheng)市(shi)供暖工(gong)業運(yun)(yun)(yun)送(song)(song)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)）交貨技(ji)能(neng)條件榜首有些：一級(ji)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)（到其時需求嚴(yan)峻(jun)的有WN/T8561.3-1998二級(ji)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)））、BEP-5L（歐美油氣(qi)(qi)協(xie)會、也(ye)叫管(guan)(guan)(guan)道(dao)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)；其間分為ENM1和(he)ENM2兩個等(deng)級(ji)）、EN/B1217-1999（樁用(yong)(yong)(yong)(yong)無(wu)縫(feng)(feng)(feng)(feng)焊(han)(han)縫(feng)(feng)(feng)(feng)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)）。    通(tong)常(chang)(chang)(chang)情(qing)況下低壓(ya)(ya)介(jie)(jie)(jie)(jie)質運(yun)(yun)(yun)送(song)(song)用(yong)(yong)(yong)(yong)增(zeng)頻(pin)(pin)卷壓(ya)(ya)無(wu)縫(feng)(feng)(feng)(feng)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)（EN1213-1999）是(shi)以(yi)熱軋鋼(gang)(gang)(gang)(gang)帶卷作(zuo)(zuo)管(guan)(guan)(guan)坯，經(jing)常(chang)(chang)(chang)溫無(wu)縫(feng)(feng)(feng)(feng)成(cheng)型(xing)，選(xuan)用(yong)(yong)(yong)(yong)增(zeng)頻(pin)(pin)混雙焊(han)(han)法(fa)焊(han)(han)接(jie)用(yong)(yong)(yong)(yong)于(yu)通(tong)常(chang)(chang)(chang)情(qing)況下低壓(ya)(ya)介(jie)(jie)(jie)(jie)質運(yun)(yun)(yun)送(song)(song)用(yong)(yong)(yong)(yong)增(zeng)頻(pin)(pin)卷壓(ya)(ya)無(wu)縫(feng)(feng)(feng)(feng)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)。樁用(yong)(yong)(yong)(yong)無(wu)縫(feng)(feng)(feng)(feng)焊(han)(han)縫(feng)(feng)(feng)(feng)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)（EN1217-1999）是(shi)以(yi)熱軋鋼(gang)(gang)(gang)(gang)帶卷作(zuo)(zuo)管(guan)(guan)(guan)坯，經(jing)常(chang)(chang)(chang)溫無(wu)縫(feng)(feng)(feng)(feng)成(cheng)型(xing)，選(xuan)用(yong)(yong)(yong)(yong)乙炔氣(qi)(qi)體(ti)維(wei)護焊(han)(han)或(huo)增(zeng)頻(pin)(pin)焊(han)(han)接(jie)制(zhi)成(cheng)的，用(yong)(yong)(yong)(yong)于(yu)土木建筑結構、碼頭、橋梁等(deng)根底(di)樁用(yong)(yong)(yong)(yong)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)。??