| Physical Properties | Metric | English | Comments |
| Density | 7.87 g/cc
% E4 f5 l3 q% a' L | 0.284 lb/in³
. w2 ]7 x& K! C& C. V8 G/ o | Typical For Steel |
| |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 163
7 u* F3 o9 u+ K y4 m: W | 163
7 S3 s$ I/ e) k) o* e$ Y- {+ q( C | (AISI 12L14) |
| Hardness, Knoop | 184 C# ^3 ]7 T S1 q( V, J
| 184
5 R( Z4 F# c/ h0 T | Converted from Brinell hardness. |
| Hardness, Rockwell B | 84
1 x" i" ]- Y; E% { | 84) P8 t8 ]' A; u- M' W
| Converted from Brinell hardness. |
| Hardness, Vickers | 170
1 o8 i' P; M0 l! n. L- V | 170
3 C' e! a6 }! `( F | Converted from Brinell hardness. |
| Tensile Strength, Ultimate | 540 MPa
! r* V: W- J t | 78300 psi9 H$ G6 K; R" y) i
| (AISI 12L14) |
| Tensile Strength, Yield | 415 MPa9 Z* b4 q! t8 A
| 60200 psi: n( G$ I8 q {% v" w
| (AISI 12L14) |
| Elongation at Break | 10.0 %
* v' }0 P6 [- E: Q! Y | 10.0 %
1 `, a) X0 ~3 P+ v& o p0 a | (AISI 12L14) |
| Reduction of Area | 35.0 %7 F) }7 h& _" |" v8 s
| 35.0 %
' V) w- P9 S2 x3 _( } | (AISI 12L14) |
| Modulus of Elasticity | 200 GPa
) a4 t% }9 t& C6 p# B A7 k3 [ | 29000 ksi( t3 A/ ~$ n: e* ]
| Typical For Steel |
| Bulk Modulus | 140 GPa
# ~3 P! D$ R. A B4 J | 20300 ksi/ |/ J0 x4 `$ _$ L) p! F* U
| Typical For Steel |
| Poissons Ratio | 0.290
% |& n. s9 E. e L5 d4 [ | 0.290/ q+ A# \/ k% y1 l* r- R/ [
| Typical For Steel |
| Machinability | 160 %
# V5 q6 W/ `: }! _. ] | 160 %* E/ a+ o& ~/ s
| (AISI 12L14) Based on 100% machinability for AISI 1212 steel. |
| Shear Modulus | 80.0 GPa, B% ~& v: D1 I$ C) g7 T" V9 y
| 11600 ksi
. } g( y8 @' U: b5 D8 S | Typical For Steel |
| |
| Electrical Properties | Metric | English | Comments |
| Electrical Resistivity | 0.0000174 ohm-cm
# P7 G2 _8 P! Q- n- i' S | 0.0000174 ohm-cm
3 z9 `3 ]8 ?8 X9 K4 U6 a# p8 v1 \ | Typical For Steel |
| |
| Thermal Properties | Metric | English | Comments |
| CTE, linear | 11.5 µm/m-°C" K1 G0 W$ J# o& c3 |0 Q4 O
@Temperature 20.0 °C | 6.39 µin/in-°F; L) H X! S E/ E$ I
@Temperature 68.0 °F | Typical For Steel |
| | 12.2 µm/m-°C" f4 N# |* P6 S; a" G
@Temperature 0.000 - 300 °C | 6.78 µin/in-°F# ^: J2 ~8 m4 |- u4 |5 p4 L% e* M
@Temperature 32.0 - 572 °F | Typical For Steel |
| | 13.9 µm/m-°C
H. X8 m9 w9 W0 D@Temperature 0.000 - 500 °C | 7.72 µin/in-°F; _7 {1 c4 P1 u
@Temperature 32.0 - 932 °F | Typical For Steel |
| | 14.7 µm/m-°C; C5 J& b( u8 @
@Temperature 1000 °C | 8.17 µin/in-°F; j3 X" f4 F% y& }0 h$ W
@Temperature 1830 °F | Typical For Steel |
| Specific Heat Capacity | 0.472 J/g-°C2 J+ [2 a- ?& |) U q0 h+ [0 q
| 0.113 BTU/lb-°F
# a" J$ E5 R/ I _ | Typical For Steel |
| Thermal Conductivity | 51.9 W/m-K
$ k& e& {4 u; r' ^) o5 f | 360 BTU-in/hr-ft²-°F, T: p. t- s ]$ `# x* g
| Typical For Steel |
| |
| Component Elements Properties | Metric | English | Comments |
| Carbon, C | <= 0.13 %
! w6 d5 i$ e( R | <= 0.13 %8 O) r/ |$ s2 [' d
| |
| Iron, Fe | 98.07 - 98.84 %
* w8 p X4 b, ^9 |- Z" [. [ | 98.07 - 98.84 %
8 t" t, {3 F4 r' |' x# j, Z9 L# [ | |
| Lead, Pb | 0.15 - 0.35 %
0 Y2 |' Z& D8 B1 [* _1 c: i | 0.15 - 0.35 %
2 e' Q# |# o1 k9 W/ c | |
| Manganese, Mn | 0.70 - 1.0 %
/ {, R& w' A7 A" e. ^ | 0.70 - 1.0 %! o% ~) G" a) \6 Z7 }3 D
| |
| Phosphorous, P | 0.070 - 0.12 %
; c2 @1 J+ D7 o. }- o7 M( O | 0.070 - 0.12 %
1 \( }3 n- t* ^ l1 r8 ?2 S | |
| Sulfur, S | 0.240 - 0.330 %
/ ]1 z6 w1 n. i' w o% w | 0.240 - 0.330 %' b; }/ {4 u/ e7 N
|
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发表于 2009-6-1 13:00:33
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