液壓鋼管(guan)，液壓無縫(feng)(feng)鋼管(guan)，精密(mi)液壓無縫(feng)(feng)鋼管(guan)，精密(mi)無縫(feng)(feng)管(guan)，精密(mi)無縫(feng)(feng)鋼管(guan)，，冷拔(ba)無(wu)縫(feng)(feng)鋼(gang)(gang)管，冷拔(ba)精密無(wu)縫(feng)(feng)鋼(gang)(gang)管，EN10305無(wu)縫(feng)(feng)鋼(gang)(gang)管，EN10305液(ye)壓無(wu)縫(feng)(feng)鋼(gang)(gang)管：鋼(gang)(gang)管，無(wu)縫(feng)(feng)管。無(wu)縫(feng)(feng)鋼(gang)(gang)管，無(wu)縫(feng)(feng)鋼(gang)(gang)管規格(ge)，無(wu)縫(feng)(feng)鋼(gang)(gang)管廠，無(wu)縫(feng)(feng)鋼(gang)(gang)管標準，，精(jing)密(mi)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)管(guan)(guan)(guan),精(jing)密(mi)液(ye)壓(ya)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)管(guan)(guan)(guan),冷(leng)(leng)拔(ba)精(jing)密(mi)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)管(guan)(guan)(guan),冷(leng)(leng)軋精(jing)密(mi)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)管(guan)(guan)(guan),高精(jing)密(mi)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)管(guan)(guan)(guan),精(jing)密(mi)光亮無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)管(guan)(guan)(guan).液(ye)壓(ya)系統專用(yong)鋼(gang)(gang)管(guan)(guan)(guan)，船(chuan)用(yong)鋼(gang)(gang)管(guan)(guan)(guan)，船(chuan)用(yong)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)管(guan)(guan)(guan)，船(chuan)用(yong)冷(leng)(leng)拔(ba)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)管(guan)(guan)(guan)，DIN2391精(jing)密(mi)無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)管(guan)(guan)(guan)/EN10305精(jing)密(mi)無(wu)縫(feng)(feng)(feng)管(guan)(guan)(guan)/78/EN10216承壓用，常規(gui)材質(zhi)為：ST35無(wu)縫(feng)鋼(gang)(gang)管(guan)(guan)(guan)(guan)，ST37.4液壓無(wu)縫(feng)鋼(gang)(gang)管(guan)(guan)(guan)(guan)，ST52無(wu)縫(feng)鋼(gang)(gang)管(guan)(guan)(guan)(guan)，ST52.4液壓無(wu)縫(feng)鋼(gang)(gang)管(guan)(guan)(guan)(guan)，E235精(jing)(jing)密(mi)無(wu)縫(feng)鋼(gang)(gang)管(guan)(guan)(guan)(guan)，E355精(jing)(jing)密(mi)無(wu)縫(feng)鋼(gang)(gang)管(guan)(guan)(guan)(guan)，E255精(jing)(jing)密(mi)無(wu)縫(feng)鋼(gang)(gang)管(guan)(guan)(guan)(guan)：P235TR1/P265TR1/P355無(wu)縫(feng)鋼(gang)(gang)管(guan)(guan)(guan)(guan)。小(xiao)口徑冷(leng)拔無(wu)縫(feng)管(guan)(guan)(guan)(guan)，小(xiao)口徑精(jing)(jing)密(mi)無(wu)縫(feng)鋼(gang)(gang)管(guan)(guan)(guan)(guan)：以(yi)上(shang)產(chan)品已通(tong)過以(yi)下第(di)三認(ren)證(zheng)機構的認(ren)證(zheng)：CCS(中國船(chuan)(chuan)級(ji)社(she)(she)）GL（德國船(chuan)(chuan)級(ji)社(she)(she)），LR（英(ying)國船(chuan)(chuan)級(ji)社(she)(she)），BV（法國船(chuan)(chuan)級(ji)社(she)(she)），DNV（挪(nuo)威(wei)船(chuan)(chuan)級(ji)社(she)(she)），ABS（美(mei)國船(chuan)(chuan)級(ji)社(she)(she)），RINA（意大利(li)船(chuan)(chuan)級(ji)社(she)(she)）