液壓(ya)鋼(gang)管(guan)(guan)，液壓(ya)無(wu)(wu)縫鋼(gang)管(guan)(guan)，精密(mi)液壓(ya)無(wu)(wu)縫鋼(gang)管(guan)(guan)，精密(mi)無(wu)(wu)縫管(guan)(guan)，精密(mi)無(wu)(wu)縫鋼(gang)管(guan)(guan)，，冷拔(ba)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)，冷拔(ba)精密無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)，EN10305無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)，EN10305液(ye)壓無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)：鋼(gang)管(guan)(guan)(guan)(guan)，無(wu)縫(feng)(feng)管(guan)(guan)(guan)(guan)。無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)，無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)規(gui)格(ge)，無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)廠(chang)，無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)標準，，精(jing)密(mi)無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan),精(jing)密(mi)液壓無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan),冷拔精(jing)密(mi)無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan),冷軋(ya)精(jing)密(mi)無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan),高精(jing)密(mi)無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan),精(jing)密(mi)光(guang)亮無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan).液壓系(xi)統專用(yong)(yong)鋼(gang)(gang)管(guan)，船用(yong)(yong)鋼(gang)(gang)管(guan)，船用(yong)(yong)無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan)，船用(yong)(yong)冷拔無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan)，DIN2391精(jing)密(mi)無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan)/EN10305精(jing)密(mi)無(wu)(wu)縫(feng)管(guan)/78/EN10216承壓(ya)用，常(chang)規材質為：ST35無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)，ST37.4液壓無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)，ST52無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)，ST52.4液壓無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)，E235精(jing)密(mi)無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)，E355精(jing)密(mi)無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)，E255精(jing)密(mi)無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)：P235TR1/P265TR1/P355無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)。小口(kou)徑冷拔無(wu)(wu)縫(feng)(feng)管(guan)(guan)，小口(kou)徑精(jing)密(mi)無(wu)(wu)縫(feng)(feng)鋼管(guan)(guan)：以(yi)上(shang)產品已(yi)通過(guo)以(yi)下第三認證(zheng)機構(gou)的認證(zheng)：CCS(中(zhong)國(guo)(guo)(guo)船(chuan)(chuan)級社(she)(she)(she)）GL（德國(guo)(guo)(guo)船(chuan)(chuan)級社(she)(she)(she)），LR（英國(guo)(guo)(guo)船(chuan)(chuan)級社(she)(she)(she)），BV（法國(guo)(guo)(guo)船(chuan)(chuan)級社(she)(she)(she)），DNV（挪威船(chuan)(chuan)級社(she)(she)(she)），ABS（美(mei)國(guo)(guo)(guo)船(chuan)(chuan)級社(she)(she)(she)），RINA（意(yi)大利船(chuan)(chuan)級社(she)(she)(she)）