Tabelul A1

Tabelul A1.2

Caracteristicile mecanice ale oelurilor nealiate de mbuntire, normalizate sau mbuntite Marca oelului02, MPa r, MPa 02, MPa r, MPa 02, MPa r, MPa

STAS 880SR EN 10083-1

10083-2Diametrul d sau grosimea piesei t, n mm

d ( 16; t ( 1616 < d ( 40; 16 < t ( 4040 < d ( 100; 40 < t ( 100

Tratament termic: normalizare (N)

OLC 351 C 35300550270520245500

OLC 35 X2 C 35

OLC 35 XS3 C 35

OLC 451 C 45340620305580275560

OLC 45 X

OLC 45 XS2 C 45

3 C 45

OLC 501 C 50355650320610290590

OLC 50 X

OLC 50 XS2 C 50

3 C 50

OLC 601 C 60380710340670310650

OLC 60 X

OLC 60 XS2 C 60

3 C 60

Tratament termic: clire i revenire nalt (I)

d ( 16; t ( 816 < d ( 40; 8 < t ( 2040 < d ( 100; 20 < t ( 60

OLC 351 C 35430630780380600750320550700

OLC 35 X

OLC 35 XS2 C 35

3 C 35

OLC 451 C 45490700850430650800370630780

OLC 45 X

OLC 45 XS2 C 45

3 C 45

OLC 501 C 50520750900460700850400650800

OLC 50 X

OLC 50 XS2 C 50

3 C 50

OLC 601 C 605808501000520800950450750900

OLC 60 X

OLC 60 XS2 C 60

3 C 60

Tabelul A1.3Caracteristicile mecanice ale oelurilor aliate de mbuntireMarca oelului02, MPa r, MPa 02, MPa r, MPa 02, MPa r, MPa 02, MPa r, MPa 02, MPa r, MPa

STAS 791SR EN 10083-1

10083-2Diametrul d sau grosimea piesei t, n mm

d ( 16; t ( 816 < d ( 40;

8 < t ( 2040 < d ( 100;

20 < t ( 60100 < d ( 160;

60 < t ( 100160 < d ( 250;

100 < t ( 160

Tratament termic: clire i revenire nalt (I)

40 Cr 1041 Cr 4800100012006609001100560800950----

26 MoCr 1125 CrMo 47009001000600800950450700850400650800--

34 MoCr 1134 CrMo 4800110012006509001100550800950500750900450700850

42 MoCr 1142 CrMo 490011001300750100012006509001100550800950500750900

34 MoCrNi 1636 CrNiMo 490011001300800100012007009001100600800950550750900

30 MoCrNi 2030 CrNiMo 8105012501450105012501450900110013008001000120080010001200

51 VMnCr 1151 CrV 4900110013008001000120070090011006508501000600800950