| Physical Properties | Metric | English | Comments |
| Density | 7.87 g/cc
+ M9 G( K+ u' @ | 0.284 lb/in³
( @+ T' Z! z# U- J/ }% O5 {1 I | Typical For Steel |
| |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 163
$ e( i; B4 M6 l" T' e; y. s' f | 163. D$ }2 U' W" [/ f
| (AISI 12L14) |
| Hardness, Knoop | 184
1 [' X0 s) S7 O8 y | 1840 F4 Z; i0 u! d+ ^! N8 a
| Converted from Brinell hardness. |
| Hardness, Rockwell B | 84
# |4 ~9 D- y9 V/ n* U | 84# ^) |% E5 a+ k! Q, L
| Converted from Brinell hardness. |
| Hardness, Vickers | 170
# |' q# D* X/ x! ~ | 170
( Y- e4 `- I( z6 V- `: `% o% E | Converted from Brinell hardness. |
| Tensile Strength, Ultimate | 540 MPa( v) h5 H/ N" v: Z w8 S n% E
| 78300 psi
Q+ i" l" q; ?7 j | (AISI 12L14) |
| Tensile Strength, Yield | 415 MPa: }: j9 b* p, q- g* Z, w* h
| 60200 psi
7 l* j7 _( W/ L- d/ X) { | (AISI 12L14) |
| Elongation at Break | 10.0 %
* }' b) {# E+ q t: z | 10.0 %& b; H' S x; J$ Q# |
| (AISI 12L14) |
| Reduction of Area | 35.0 %0 W) w! Y; B: ]& a
| 35.0 %
" u" Z" y5 W( N w: E: k | (AISI 12L14) |
| Modulus of Elasticity | 200 GPa
/ e$ P) { S) s8 B. N+ S | 29000 ksi! b0 }% ~, Q4 K" X, ]0 o/ m
| Typical For Steel |
| Bulk Modulus | 140 GPa
2 S/ @& e' {- J9 W* _ | 20300 ksi
3 \1 o4 x ]9 m. P7 { | Typical For Steel |
| Poissons Ratio | 0.290
6 T/ `3 H( ]1 y) N | 0.290
4 z6 m5 @/ w3 h | Typical For Steel |
| Machinability | 160 %
5 g2 ? k3 U: D5 R1 H/ W | 160 %! | z9 k) c9 ~* d! t
| (AISI 12L14) Based on 100% machinability for AISI 1212 steel. |
| Shear Modulus | 80.0 GPa
$ T5 k) i7 c8 A9 [ | 11600 ksi
0 u8 t# w- Z: T | Typical For Steel |
| |
| Electrical Properties | Metric | English | Comments |
| Electrical Resistivity | 0.0000174 ohm-cm
z6 @ o0 ?, h7 ?" s& D* g [* u | 0.0000174 ohm-cm
, R* U7 R8 V2 {" m+ F6 G" I | Typical For Steel |
| |
| Thermal Properties | Metric | English | Comments |
| CTE, linear | 11.5 µm/m-°C$ r0 s+ Q2 q" T! `! W
@Temperature 20.0 °C | 6.39 µin/in-°F( H9 I0 ?4 d0 `. r# f
@Temperature 68.0 °F | Typical For Steel |
| | 12.2 µm/m-°C# C K4 Z5 f; r. D0 X
@Temperature 0.000 - 300 °C | 6.78 µin/in-°F
: p$ ]! C; \9 L@Temperature 32.0 - 572 °F | Typical For Steel |
| | 13.9 µm/m-°C& m# y+ d( o* s
@Temperature 0.000 - 500 °C | 7.72 µin/in-°F5 j8 G& V, I" h
@Temperature 32.0 - 932 °F | Typical For Steel |
| | 14.7 µm/m-°C6 d" P$ F- ]7 r7 x8 _0 J1 y$ O) w
@Temperature 1000 °C | 8.17 µin/in-°F
) r3 N1 J7 c( F, ?* Q" [! K@Temperature 1830 °F | Typical For Steel |
| Specific Heat Capacity | 0.472 J/g-°C
2 j1 ?) L5 V. Y- h8 t6 x- d& s% S( _ | 0.113 BTU/lb-°F1 r6 ?8 r* I: l& Y3 x
| Typical For Steel |
| Thermal Conductivity | 51.9 W/m-K
: `3 O$ x) O. g: t | 360 BTU-in/hr-ft²-°F3 {: ~$ R& \4 T- E4 p& L
| Typical For Steel |
| |
| Component Elements Properties | Metric | English | Comments |
| Carbon, C | <= 0.13 %
* r. P# G/ D: A2 [ ? | <= 0.13 %; S( T5 Y7 h3 K) l
| |
| Iron, Fe | 98.07 - 98.84 %
6 `* U; m& @0 V+ i- {1 _4 N7 Y | 98.07 - 98.84 %4 s; z. Z2 B4 u/ y- {' W, F
| |
| Lead, Pb | 0.15 - 0.35 %
9 B+ v, B+ J$ `4 u4 v: v- i | 0.15 - 0.35 %
: s u( k/ k3 ^ | |
| Manganese, Mn | 0.70 - 1.0 %; r; L! U' \9 m) p
| 0.70 - 1.0 %$ |& R4 }4 [# m4 f# `$ P' Q
| |
| Phosphorous, P | 0.070 - 0.12 %; g9 [: D* E. U% q- k
| 0.070 - 0.12 %
, |5 m Q' v, v; _% _/ `- L3 u | |
| Sulfur, S | 0.240 - 0.330 %
" `& _/ p: \$ |$ i% n! y | 0.240 - 0.330 %
- ^. I, o6 e# H7 y7 e% U |
[复制链接]
发表于 2009-6-1 13:00:33
楼主