液壓(ya)鋼管(guan)，液壓(ya)無縫(feng)鋼管(guan)，精密(mi)液壓(ya)無縫(feng)鋼管(guan)，精密(mi)無縫(feng)管(guan)，精密(mi)無縫(feng)鋼管(guan)，，冷(leng)拔無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)，冷(leng)拔精密無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)，EN10305無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)，EN10305液壓(ya)無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)：鋼管(guan)(guan)，無(wu)(wu)縫(feng)(feng)管(guan)(guan)。無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)，無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)規格，無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)廠，無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)標準，，精(jing)密(mi)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)(gang)管(guan),精(jing)密(mi)液壓(ya)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)(gang)管(guan),冷(leng)拔(ba)精(jing)密(mi)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)(gang)管(guan),冷(leng)軋精(jing)密(mi)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)(gang)管(guan),高精(jing)密(mi)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)(gang)管(guan),精(jing)密(mi)光亮(liang)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)(gang)管(guan).液壓(ya)系統專用(yong)(yong)鋼(gang)(gang)(gang)管(guan)，船(chuan)用(yong)(yong)鋼(gang)(gang)(gang)管(guan)，船(chuan)用(yong)(yong)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)(gang)管(guan)，船(chuan)用(yong)(yong)冷(leng)拔(ba)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)(gang)管(guan)，DIN2391精(jing)密(mi)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)(gang)管(guan)/EN10305精(jing)密(mi)無(wu)縫(feng)(feng)(feng)管(guan)/78/EN10216承壓用，常(chang)規材質為：ST35無(wu)(wu)(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)，ST37.4液(ye)壓(ya)無(wu)(wu)(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)，ST52無(wu)(wu)(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)，ST52.4液(ye)壓(ya)無(wu)(wu)(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)，E235精(jing)(jing)密無(wu)(wu)(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)，E355精(jing)(jing)密無(wu)(wu)(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)，E255精(jing)(jing)密無(wu)(wu)(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)：P235TR1/P265TR1/P355無(wu)(wu)(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)。小口(kou)徑冷拔無(wu)(wu)(wu)(wu)縫(feng)管(guan)(guan)(guan)(guan)，小口(kou)徑精(jing)(jing)密無(wu)(wu)(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)：以(yi)上產(chan)品已通過以(yi)下第三(san)認證機構(gou)的認證：CCS(中國(guo)船級(ji)社(she)）GL（德(de)國(guo)船級(ji)社(she)），LR（英國(guo)船級(ji)社(she)），BV（法國(guo)船級(ji)社(she)），DNV（挪威船級(ji)社(she)），ABS（美國(guo)船級(ji)社(she)），RINA（意大利船級(ji)社(she)）