南(nan)昌市贛達(da)金屬材料(liao)有限公司的不同分類

按(an)制造工藝分類

（1）可以分為：熱軋（擠壓）、冷軋（拔）、熱擴鋼管這基本的幾類。南昌鍍鋅方管,南昌鍍鋅角鋼,南昌鍍鋅板-南昌市贛達金屬材料有限公司

（2）焊管(guan)(guan)(guan)(guan)按(an)照制造工藝可以分(fen)為：直縫焊接(jie)鋼管(guan)(guan)(guan)(guan)，螺(luo)旋焊接(jie)鋼管(guan)(guan)(guan)(guan)、板卷對接(jie)焊鋼管(guan)(guan)(guan)(guan)，焊管(guan)(guan)(guan)(guan)熱擴(kuo)鋼管(guan)(guan)(guan)(guan)。

按形狀分類

鋼(gang)(gang)管(guan)(guan)(guan)按(an)形(xing)(xing)(xing)(xing)(xing)狀可以分為:圓管(guan)(guan)(guan)、方形(xing)(xing)(xing)(xing)(xing)管(guan)(guan)(guan)、矩形(xing)(xing)(xing)(xing)(xing)管(guan)(guan)(guan)、八角(jiao)形(xing)(xing)(xing)(xing)(xing)，六角(jiao)形(xing)(xing)(xing)(xing)(xing)、D形(xing)(xing)(xing)(xing)(xing)，五角(jiao)形(xing)(xing)(xing)(xing)(xing)等(deng)(deng)異形(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)管(guan)(guan)(guan)、 復雜(za)斷面鋼(gang)(gang)管(guan)(guan)(guan)，雙凹型鋼(gang)(gang)管(guan)(guan)(guan)，五瓣梅(mei)花形(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)管(guan)(guan)(guan)，圓錐形(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)管(guan)(guan)(guan)，波紋(wen)形(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)管(guan)(guan)(guan)，瓜子形(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)管(guan)(guan)(guan)，雙凸形(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)管(guan)(guan)(guan)等(deng)(deng)。

按無(wu)縫鋼管(guan)用途分類

鋼管按(an)用途可分為：、熱工設備用鋼管、機械工業用鋼管、石油、地質鉆探用鋼管、容器鋼管、化學工業用鋼管、特殊用途鋼管等。