| Physical Properties | Metric | English | Comments |
| Density | 7.87 g/cc
/ X' ^8 Y4 \' e2 j) `8 q- T9 z. u | 0.284 lb/in³& f3 J* b$ T& M; ?8 d J
| Typical For Steel |
| |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 163' x& q/ G4 \6 l; |
| 1635 j$ t* f$ m. d8 `- d
| (AISI 12L14) |
| Hardness, Knoop | 184. o: @# F* n: T* J( y3 X$ C! z
| 184
: i1 e& ]( a2 @$ K0 Y | Converted from Brinell hardness. |
| Hardness, Rockwell B | 84; L2 L* t7 ~2 ]" O$ F
| 84- W2 a e# j; E4 J1 Y. v. z
| Converted from Brinell hardness. |
| Hardness, Vickers | 170/ V7 Y* O0 L3 l% l, C
| 170. f! W# z7 _0 l/ n5 m! e0 B
| Converted from Brinell hardness. |
| Tensile Strength, Ultimate | 540 MPa! l' f6 f. p6 h5 W# B- V- O
| 78300 psi+ z9 F+ D8 q& A! A4 u# {! i* a
| (AISI 12L14) |
| Tensile Strength, Yield | 415 MPa
: u* c; M0 g% k | 60200 psi) Q( `/ ]# Z. x' X' ^8 h
| (AISI 12L14) |
| Elongation at Break | 10.0 %, j* C; O- A% X
| 10.0 %% w% ]) i2 j6 r- ]2 T6 Y- Q6 i
| (AISI 12L14) |
| Reduction of Area | 35.0 %0 F0 `. n! _5 H3 b+ @
| 35.0 %
6 O+ e: ]% f3 N& I; q3 j$ J | (AISI 12L14) |
| Modulus of Elasticity | 200 GPa
5 K t: K9 Z. z( c% G/ } | 29000 ksi
% G' l; h" b6 S* D/ ^* _ [ | Typical For Steel |
| Bulk Modulus | 140 GPa
. x% R. D7 d( d# i5 e6 G' H | 20300 ksi
3 c- L6 c* R# V7 a# |" q0 M | Typical For Steel |
| Poissons Ratio | 0.290/ U8 e, w) p9 e, m) S
| 0.2907 y c+ U3 ~+ Y* ^- o. ?+ l
| Typical For Steel |
| Machinability | 160 %2 {1 E8 N3 E9 I9 K
| 160 %
: n5 n% }. N; H) F6 ? | (AISI 12L14) Based on 100% machinability for AISI 1212 steel. |
| Shear Modulus | 80.0 GPa0 \# {9 Q' d' z4 i$ j- L& m
| 11600 ksi
3 S( O# F7 c9 ^% o | Typical For Steel |
| |
| Electrical Properties | Metric | English | Comments |
| Electrical Resistivity | 0.0000174 ohm-cm0 a9 w; Z- Q: }; z' v! g
| 0.0000174 ohm-cm
) h/ e1 g9 H/ J | Typical For Steel |
| |
| Thermal Properties | Metric | English | Comments |
| CTE, linear | 11.5 µm/m-°C
- d' C e/ T4 Z' M7 e@Temperature 20.0 °C | 6.39 µin/in-°F ^' w6 J; _, ?( ^ ]! [: `$ s$ j2 T
@Temperature 68.0 °F | Typical For Steel |
| | 12.2 µm/m-°C# O Q: X0 ^4 Y4 m! r
@Temperature 0.000 - 300 °C | 6.78 µin/in-°F9 n) e7 ?) {( ]) J5 M2 ^! S
@Temperature 32.0 - 572 °F | Typical For Steel |
| | 13.9 µm/m-°C
7 H9 Y3 ]9 Q8 J* c7 y+ e, t% H@Temperature 0.000 - 500 °C | 7.72 µin/in-°F
$ k3 b: C) V5 H# T) `5 U- ]@Temperature 32.0 - 932 °F | Typical For Steel |
| | 14.7 µm/m-°C
9 G g" L) d+ P2 D; N0 L@Temperature 1000 °C | 8.17 µin/in-°F+ f. l6 F8 v2 y0 P; E$ r& s$ R% ~
@Temperature 1830 °F | Typical For Steel |
| Specific Heat Capacity | 0.472 J/g-°C
( ?0 Y$ U0 F. o+ y% R | 0.113 BTU/lb-°F% \; n& A" M: f7 `- G8 w
| Typical For Steel |
| Thermal Conductivity | 51.9 W/m-K0 S; {& q& e0 P1 i: @% D; a/ a% z+ ?
| 360 BTU-in/hr-ft²-°F
- r1 Z' Z# l* y* m4 |3 Z7 m | Typical For Steel |
| |
| Component Elements Properties | Metric | English | Comments |
| Carbon, C | <= 0.13 %6 ~" [: X7 T1 o3 g9 X" p
| <= 0.13 %+ [0 F- p2 j0 q& O3 g
| |
| Iron, Fe | 98.07 - 98.84 %
) Z+ n( {9 J- Q5 g% N9 Y | 98.07 - 98.84 %
5 e5 e' w$ [$ F: w$ Q" D6 V7 o* S& z | |
| Lead, Pb | 0.15 - 0.35 %9 u8 E/ B }7 t) M0 f! C5 h3 ~
| 0.15 - 0.35 %
/ w+ X) Z( a* O | |
| Manganese, Mn | 0.70 - 1.0 %
! W3 ^ z9 O- S, I. N! K | 0.70 - 1.0 % `- \ @6 T9 N) q! l! C
| |
| Phosphorous, P | 0.070 - 0.12 %3 g: c8 V+ c/ r& `
| 0.070 - 0.12 %# F; Z8 O9 ^5 D8 L4 V; g* I+ }
| |
| Sulfur, S | 0.240 - 0.330 %5 _) H+ E1 n( A, e5 J) k, h
| 0.240 - 0.330 %1 Q* P! S- H" V# ~4 Q
|
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发表于 2009-6-1 13:00:33
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