闸门用钢（SAE）NV1NV2NV3NV4NV5NV6NV7NV8NV9HNV1HNV2HNV3HNV4HNV5HNV6HNV7HNV815411547214086455150414071360EV1***EV3EV4EV5EV6EV7EV8EV9EV10EV11EV12EV13EV14EV15EV16EV17HEV1H***HEV3HEV5HEV6HEV7HEV8HNV3HNV6H15410H15470G31410G31400H86450H51500H41400S64005S64006S65007S63005S65006S42200S63016S63017S63014S63015S63007S63008S63009S63011S63012S63018S30430R30155N07002N07750N07751N07031N07080N07090S66286B07032S65007S65002高温合金VPERMENDUR7Mo7Moplus9Cr-1Mo-V-Cb–N12-2W13Cr-4Ni14-4PH14Cr-4Mo15-5PH15-15LC16-8-2H16-25-617-4PH17-7PH17-10P17-14CuMo)