10 # 15 # round round round 25 # 20 # 30 # round round round 45 # 35 # 50 # on the 10th round round round round on the 15th on the 20th round on the 25th on the 30th round Round 35 Round 45 Round A36 A3 round round round Q235 Q195 Q235B round round round Q235D Q235C Q345 round round round Q345D Q345B Q345C round round round 20MN 25MN 16MN round 30MN 30MN steel round round round 45MN 40MN 35MN round round round 27SiMN 50MN 65MN round round round 25MN2 20MN2 60Si2MN round round round 40MN2 35MN2 30MN2 round round round 45MN2 50MN2 round 12CRMO 15CRMO round round round 25CRMO 20CRMO 20CRMO steel plate 25CRMO 30CRMO round steel bar 30CRMO 35CRMO steel plate 40CRMO 40CRMO 35CRMO round round round 42CRMO 42CRMO 45CRMO steel plate 45CRMO round, K40 round, T8 round, T10 round, Q345A round, Q345B round, Q345C round, Q345D round, Q345E round, 16MnCR4 round, 20Cr round, 35Cr round, 40Cr round, 27SiMn round, 15CrMo round, 20CrMo round , 35CrMo round, 42CrMo round, 45CrMo round, 42CrMo4 round, 42CrMoA round, 20CrMnMo round, 20CrNiMo round, 8Cr3 round, 10CrMo910 round, 20CrMoTi round, 20CRMNTI round, 30CrMnTi round, 30CRMOTI , 30CRMNMO, 30CRNIMO, 12Cr1MoV round, 18Cr2Ni4W round, 18Cr2Ni4WA round, 20CrMnSi round, 20CrNi round, 20CrNi3 round, 40CrNi round, 50CrNi round, 50CRNIMO, 50crmnmo, 30CrNiMo8 round, 30CrMnSi round, 30CRMNSIA round, 15CRMN 15CRNIMO round round round 25CRMNSI 35crnimo, 35crmnsi, 35crmnsia, 40CRNIMO, 40CRNIMOA, 40CRMNMO, 40CRMNTI, 34CrNiMo6 round, 36CrNiMo4 round, 38CrMoAL round, 40CrNiMoVA round, 40CR2MOV, 45CrNiMoVA round, 45CrNiMoV round Steel, 40Cr2Ni2Mo2 round, 36CrNiMo4 round, 38CrMoAl round, Cr4W2MOV 7CrSiMnMoV round round round 12CrMoV, 9Cr18MoV round, 5CrNiMo round, 9Cr2Mo round, 3Cr2W8V round, 4Cr9Si2 round, 25Cr2MoV round, 25Cr2Ni4MnMoA round Steel, 5CrNiMo round, 5CrMnMo round, Cr12MoV round, H13 round, 3Cr2W8V round, W18Cr4V round, W6Mo5Cr4V2 round, W9Mo3Cr4V round, 20Mn2 round, 40Mn2 round, 50Mn2 round, 12CrNi2 round, 9Cr2 round.