GB 6479-2013 高壓化肥用無縫鋼管 下載
GB6479-2013 高(gao)(gao)壓化(hua)肥(fei)用(yong)(yong)無縫鋼(gang)(gang)管(guan)(guan)一、范(fan)圍 本標(biao)準(zhun)規(gui)定(ding)了高(gao)(gao)壓化(hua)肥(fei)設(she)備(bei)用(yong)(yong)無縫鋼(gang)(gang)管(guan)(guan)的尺寸、外形、重量、技術要求(qiu),試驗(yan)方法、檢驗(yan)規(gui)則,包裝、標(biao)志和質(zhi)量證明書等。 本標(biao)準(zhun)適用(yong)(yong)于高(gao)(gao)壓化(hua)肥(fei)設(she)備(bei)和管(guan)(guan)道(dao)用(yong)(yong)無縫鋼(gang)(gang)管(guan)(guan),也適用(yong)(yong)于其(qi)他化(hua)工設(she)備(bei)用(yong)(yong)無縫鋼(gang)(gang)管(guan)(guan)。二、規(gui)范(fan)...