| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 126
) K! q: ^2 o3 m7 }- \: H& ` | 1260 ^% [# |4 M2 Z, e0 A- R
| |
| Hardness, Knoop | 145* @' z6 x: R3 ?8 I& t# u6 V( h. r
| 145
# I8 N/ o* H+ ]+ V& O | Converted from Brinell hardness. |
| Hardness, Rockwell B | 71 j; l) ^4 | L8 W3 Z0 T
| 71! d+ F: y# ]. b4 \) ?. c
| Converted from Brinell hardness. |
| Hardness, Vickers | 131' j8 y. |4 M: z* Y, q$ K
| 1317 I: f) a0 ~( l/ G x
| Converted from Brinell hardness. |
| Tensile Strength, Ultimate | 440 MPa* b) e' t4 u; \0 I% J1 g
| 63800 psi- ?0 A$ h8 q4 g( ~% K
| |
| Tensile Strength, Yield | 370 MPa% y+ P+ H/ ?6 X3 E- G4 k2 O
| 53700 psi
8 B/ d0 g' }# b1 v$ d6 k1 F | |
| Elongation at Break | 15.0 %
8 U& n+ M/ P3 s4 g) f M+ n | 15.0 %
1 O, | q( c% } | In 50 mm |
| Reduction of Area | 40.0 %
* q' c4 |: t" B | 40.0 %3 {' A9 i" I* }, \6 t5 T& M
| |
| Modulus of Elasticity | 205 GPa) Q0 \2 n4 K) U% @" G
| 29700 ksi# D H# ^( B& h4 l
| Typical for steel |
| Bulk Modulus | 140 GPa R& j7 P: q4 ?- r* m! K8 {
| 20300 ksi
- p! W2 V3 b5 x6 K+ b | Typical for steel |
| Poissons Ratio | 0.290
& k' ^* f" E7 V0 x2 G | 0.290
/ [( M. l5 V5 Q/ Y; M* y | Typical For Steel |
| Machinability | 70 %
, z' G# u: K0 d8 N) b, r3 S6 w | 70 %4 n! |) p s: z( j. ]
| Based on AISI 1212 steel. as 100% machinability |
| Shear Modulus | 80.0 GPa; }0 a( M# ?; I! n: ?9 f# Q1 f
| 11600 ksi
) ?: w+ u. f. u- w0 X- u2 n9 f | Typical for steel |
| |
发表于 2009-8-6 14:27:48