液壓鋼管(guan)(guan)，液壓無縫(feng)鋼管(guan)(guan)，精密(mi)液壓無縫(feng)鋼管(guan)(guan)，精密(mi)無縫(feng)管(guan)(guan)，精密(mi)無縫(feng)鋼管(guan)(guan)，，冷(leng)拔(ba)無(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)，冷(leng)拔(ba)精(jing)密無(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)，EN10305無(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)，EN10305液(ye)壓無(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)：鋼(gang)(gang)管(guan)(guan)(guan)，無(wu)縫管(guan)(guan)(guan)。無(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)，無(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)規格(ge)，無(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)廠，無(wu)縫鋼(gang)(gang)管(guan)(guan)(guan)標準，，精(jing)(jing)密(mi)(mi)(mi)(mi)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)(guan),精(jing)(jing)密(mi)(mi)(mi)(mi)液(ye)(ye)壓無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)(guan),冷拔精(jing)(jing)密(mi)(mi)(mi)(mi)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)(guan),冷軋精(jing)(jing)密(mi)(mi)(mi)(mi)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)(guan),高精(jing)(jing)密(mi)(mi)(mi)(mi)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)(guan),精(jing)(jing)密(mi)(mi)(mi)(mi)光(guang)亮(liang)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)(guan).液(ye)(ye)壓系統專用(yong)(yong)(yong)鋼(gang)管(guan)(guan)(guan)(guan)(guan)，船(chuan)用(yong)(yong)(yong)鋼(gang)管(guan)(guan)(guan)(guan)(guan)，船(chuan)用(yong)(yong)(yong)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)(guan)，船(chuan)用(yong)(yong)(yong)冷拔無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)(guan)，DIN2391精(jing)(jing)密(mi)(mi)(mi)(mi)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)(guan)/EN10305精(jing)(jing)密(mi)(mi)(mi)(mi)無(wu)縫(feng)(feng)管(guan)(guan)(guan)(guan)(guan)/78/EN10216承壓用，常(chang)規材質為：ST35無(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)，ST37.4液壓(ya)無(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)，ST52無(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)，ST52.4液壓(ya)無(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)，E235精(jing)密(mi)無(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)，E355精(jing)密(mi)無(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)，E255精(jing)密(mi)無(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)：P235TR1/P265TR1/P355無(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)。小口徑(jing)冷拔無(wu)(wu)縫(feng)管(guan)(guan)(guan)(guan)，小口徑(jing)精(jing)密(mi)無(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)：以上產品已通(tong)過以下第三(san)認證機構的認證：CCS(中(zhong)國(guo)(guo)船(chuan)級(ji)(ji)社(she)(she)）GL（德國(guo)(guo)船(chuan)級(ji)(ji)社(she)(she)），LR（英國(guo)(guo)船(chuan)級(ji)(ji)社(she)(she)），BV（法國(guo)(guo)船(chuan)級(ji)(ji)社(she)(she)），DNV（挪威船(chuan)級(ji)(ji)社(she)(she)），ABS（美(mei)國(guo)(guo)船(chuan)級(ji)(ji)社(she)(she)），RINA（意大利船(chuan)級(ji)(ji)社(she)(she)）