10Х2М1ФБ鋼 (48TN-2)

10Х2М鋼 (48ТН-1; 12Х2М) 10Х2М1ФБ鋼 (48TN-2) 10Х2МФБ鋼 (ЭИ531)

10Х2М1ФБ
10X2M1FB
10H2M1FB
10Cr2Mo1VNb
48ТН-2
48TH-2
48TN-2
48TiН-2

ТУ В03 ТУ 108.11.934-87
ТУ В31 ТУ 14-1-3119-81, ТУ 14-1-789-73
ТУ В33 ТУ 14-1-3409-82

C S P Mn Cr Si Ni Fe Cu V Ti Mo Nb
ТУ 108.11.934-87 0.08-0.12 ≤0.02 ≤0.02 0.3-0.6 2-2.5 0.17-0.37 ≤0.3 ≤0.25 0.25-0.35 ≤0.1 0.8-1 0.25-0.45

sТ|s0,2, МПа σB, МПа d5, % y, % кДж/м2, кДж/м2
≥195 ≥345 ≥20 ≥55 ≥785
≥145 ≥245 ≥13 - -
≥245 ≥390 ≥20 ≥50 ≥785
≥215 ≥290 ≥13 - -
≥195 ≥295 ≥13 - -
≥245 ≥390 ≥20 ≥50 ≥785
≥215 ≥275 ≥13 - -
≥185 ≥265 ≥13 - -
≥175 ≥245 ≥15 - -