| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 126+ q, H' i# z; ~7 J7 K) S$ ~+ s
| 126
. b' g6 [* p6 N | |
| Hardness, Knoop | 145- i$ P& Q/ H1 \; n
| 145- s7 a# j/ V- B9 C; o4 g
| Converted from Brinell hardness. |
| Hardness, Rockwell B | 717 S& e# ^% N' u; C! W+ i* `5 V
| 71) l2 Q' f: [ i1 o m
| Converted from Brinell hardness. |
| Hardness, Vickers | 131
3 C' y+ @4 _) b1 i | 131
: ]3 l8 O2 j+ Y | Converted from Brinell hardness. |
| Tensile Strength, Ultimate | 440 MPa
8 d! j* K R; k) R' w1 X" }9 E | 63800 psi
) o X$ h& e! @( K | |
| Tensile Strength, Yield | 370 MPa. Q& p6 e; H9 X# l6 F R
| 53700 psi
" p3 _+ Q/ i! I: ~1 b- m4 z9 ~ | |
| Elongation at Break | 15.0 %7 K2 u$ I" i& T" n5 {
| 15.0 %0 I: \1 d4 x+ z6 W6 x; B; R4 n
| In 50 mm |
| Reduction of Area | 40.0 %5 p1 o' b: o, ]& O+ `+ r7 u( y0 o
| 40.0 %
0 K; B) f7 u1 q5 U4 _7 t | |
| Modulus of Elasticity | 205 GPa
" C- b& R& m' ^; C' e; N | 29700 ksi" j& S( o' c6 K# _& G
| Typical for steel |
| Bulk Modulus | 140 GPa1 K" a5 X7 N2 Q: a
| 20300 ksi
' R: L5 `& a+ v1 x& ~# X | Typical for steel |
| Poissons Ratio | 0.290( q/ o: y$ k7 [6 B% x7 W
| 0.2909 |. l9 O% }& d# ]# X
| Typical For Steel |
| Machinability | 70 %
2 [4 ]6 r/ H9 O8 z! I | 70 %
! H$ D/ J! ? @/ W | Based on AISI 1212 steel. as 100% machinability |
| Shear Modulus | 80.0 GPa- k, b8 P. p' o7 o
| 11600 ksi
& b/ Y, D6 C4 y- m | Typical for steel |
| |
发表于 2009-8-6 14:27:48