供应Custom450 Custom455耐执合金钢材
合金结构钢：20Mn230Mn235Mn240Mn245Mn250Mn220MnV27SiMn35SiMn42SiMn20SiMn2MoV25SiMn2MoV37SiMn2MoV40B45B50B40MnB45MnB20MnMoB15MnVb20MnVB40MnVB20MnTiB25MnTiBRE15Cr15CrA20Cr30Cr35Cr40Cr45Cr50Cr38CrSi12CrMo15CrMo20CrMo30CrMo30CrMoA35CrMo42CrMo12CrMoV35CrMoV12Cr1MoV25Cr2MoVA25Cr2Mo1VA38CrMoAl40CrV50CrVA15CrMn20CrMn40CrMn20CrMnSi25CrMnSi30CrMnSi30CrMnSiA35CrMnSiA35CrMnSiA20CrMnMo40CrMnMo20CrMnTi30CrMnTi20CrNi40CrNi45CrNi50CrNi12CrNi212CrNi320CrNi330CrNi337CrNi312Cr2Ni420Cr2Ni420CrNiMo40CrNiMoA18CrNiMnMoA45CrNiMoA18Cr2Ni4WA25Cr2Ni4WAA00202A00302A00352A00402A00452A00502A01202A10272A10352A10422A14202A14262A14372A70402A70452A70502A71402A71452A72202A73152A73202A73402A74202A74252A20152A20153A20202A20302A20352A20402A20452A20502A21382A30122A30152A30202A30302A30303A30352A30422A31122A31352A31132A31253A31263A33382A23402A23503A22152A22202A22402A24202A24252A24302A24303A24353A34202A34402A26202A26302A40202A40452A40502A41122A42122A42202A42302A42372A43122A43202A50202A50403A50183A51453A52183A52253)