液(ye)壓(ya)鋼管(guan)(guan)，液(ye)壓(ya)無(wu)(wu)縫鋼管(guan)(guan)，精(jing)密(mi)液(ye)壓(ya)無(wu)(wu)縫鋼管(guan)(guan)，精(jing)密(mi)無(wu)(wu)縫管(guan)(guan)，精(jing)密(mi)無(wu)(wu)縫鋼管(guan)(guan)，，冷(leng)拔無(wu)(wu)(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)，冷(leng)拔精(jing)密(mi)無(wu)(wu)(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)，EN10305無(wu)(wu)(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)，EN10305液壓無(wu)(wu)(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)：鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)，無(wu)(wu)(wu)縫管(guan)(guan)(guan)(guan)(guan)。無(wu)(wu)(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)，無(wu)(wu)(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)規(gui)格，無(wu)(wu)(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)廠，無(wu)(wu)(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)標準(zhun)，，精(jing)(jing)(jing)密無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan),精(jing)(jing)(jing)密液壓(ya)無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan),冷(leng)拔精(jing)(jing)(jing)密無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan),冷(leng)軋(ya)精(jing)(jing)(jing)密無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan),高(gao)精(jing)(jing)(jing)密無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan),精(jing)(jing)(jing)密光亮無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan).液壓(ya)系統專(zhuan)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(leng)拔無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan)，DIN2391精(jing)(jing)(jing)密無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan)/EN10305精(jing)(jing)(jing)密無(wu)(wu)縫(feng)管(guan)/78/EN10216承壓用，常規材(cai)質為：ST35無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)，ST37.4液壓無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)，ST52無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)，ST52.4液壓無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)，E235精密(mi)(mi)(mi)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)，E355精密(mi)(mi)(mi)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)，E255精密(mi)(mi)(mi)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)：P235TR1/P265TR1/P355無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)。小(xiao)口徑冷拔無(wu)縫(feng)(feng)管(guan)(guan)(guan)(guan)，小(xiao)口徑精密(mi)(mi)(mi)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)：以上產(chan)品已通過(guo)以下第三認證(zheng)機構的認證(zheng)：CCS(中國船(chuan)(chuan)(chuan)級(ji)(ji)社(she)）GL（德(de)國船(chuan)(chuan)(chuan)級(ji)(ji)社(she)），LR（英國船(chuan)(chuan)(chuan)級(ji)(ji)社(she)），BV（法(fa)國船(chuan)(chuan)(chuan)級(ji)(ji)社(she)），DNV（挪威船(chuan)(chuan)(chuan)級(ji)(ji)社(she)），ABS（美國船(chuan)(chuan)(chuan)級(ji)(ji)社(she)），RINA（意大利船(chuan)(chuan)(chuan)級(ji)(ji)社(she)）