| Physical Properties | Metric | English | Comments |
| Density | 7.87 g/cc
$ G6 h, [0 J4 ]" L) d | 0.284 lb/in³" H; X2 G0 I; K) ]
| Typical For Steel |
| |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 163
G" V) F" G% k' k& m- u( i8 n | 163
; l: W6 L" C7 e2 N# F0 n( q# ?& ] | (AISI 12L14) |
| Hardness, Knoop | 184
' ^$ r- e1 P. q0 o- ]: W6 D | 184 J I" U* C7 Y, m8 h3 b
| Converted from Brinell hardness. |
| Hardness, Rockwell B | 840 U- v/ c& N2 I# A
| 84) x8 }5 D n% k9 C
| Converted from Brinell hardness. |
| Hardness, Vickers | 170
& X2 _. ]5 Y ?( p: I" t% D | 170
) L- j4 a; L5 I# |, i | Converted from Brinell hardness. |
| Tensile Strength, Ultimate | 540 MPa5 a& |9 r; _% i$ I+ B
| 78300 psi
& [2 r# a7 r8 P/ Q | (AISI 12L14) |
| Tensile Strength, Yield | 415 MPa
3 ~! t' f1 R0 N | 60200 psi* A' G6 S% U4 Z: f6 m5 H+ C4 Z
| (AISI 12L14) |
| Elongation at Break | 10.0 %
1 ~! G. X" }% v' P0 r: R | 10.0 %
" Q8 X' Q3 `- D, e) c | (AISI 12L14) |
| Reduction of Area | 35.0 %
! a1 G% q( `6 ?+ r6 r7 z5 o' B | 35.0 %
, ~. f; d9 l, _: k2 c | (AISI 12L14) |
| Modulus of Elasticity | 200 GPa
- v; e( _4 m( i | 29000 ksi/ T$ p7 o. w2 F1 t) z
| Typical For Steel |
| Bulk Modulus | 140 GPa( P6 j0 N% o1 t; V5 _4 Q
| 20300 ksi6 V" I g; F; Z& \* `& ?& E
| Typical For Steel |
| Poissons Ratio | 0.290
. }" o& g" a8 ^3 s6 B0 ~) U! y9 h U | 0.2905 N% A& |7 V; d& r. w
| Typical For Steel |
| Machinability | 160 %* B2 i. M9 C! n
| 160 %
* a1 i7 \: `2 W* O# \/ A | (AISI 12L14) Based on 100% machinability for AISI 1212 steel. |
| Shear Modulus | 80.0 GPa
' Q* U; A+ I, R8 B4 U | 11600 ksi
" V% o; y. |: x! r$ b2 L& V: g | Typical For Steel |
| |
| Electrical Properties | Metric | English | Comments |
| Electrical Resistivity | 0.0000174 ohm-cm' R% r! b& O; |: @% j2 M& ^
| 0.0000174 ohm-cm1 F; G1 [9 [% z3 i' B
| Typical For Steel |
| |
| Thermal Properties | Metric | English | Comments |
| CTE, linear | 11.5 µm/m-°C5 s. a& `. X; X- V% C( |6 C
@Temperature 20.0 °C | 6.39 µin/in-°F
. P/ U: {) u+ Z2 i@Temperature 68.0 °F | Typical For Steel |
| | 12.2 µm/m-°C6 j6 ?& p7 U$ J8 v+ Y
@Temperature 0.000 - 300 °C | 6.78 µin/in-°F
9 _7 c: ^' V7 ^4 M; J@Temperature 32.0 - 572 °F | Typical For Steel |
| | 13.9 µm/m-°C3 L7 O9 f: t7 t0 T! M9 f
@Temperature 0.000 - 500 °C | 7.72 µin/in-°F
4 B. p* S/ F# Z9 J: T- X: r4 c@Temperature 32.0 - 932 °F | Typical For Steel |
| | 14.7 µm/m-°C
$ i: P9 l7 |- J1 h@Temperature 1000 °C | 8.17 µin/in-°F4 P/ d8 o8 [$ ]7 M8 S/ r5 v
@Temperature 1830 °F | Typical For Steel |
| Specific Heat Capacity | 0.472 J/g-°C( ~" Z$ q; x/ H+ v1 F
| 0.113 BTU/lb-°F3 R6 _9 s4 c2 }% v5 `
| Typical For Steel |
| Thermal Conductivity | 51.9 W/m-K
1 [9 c; i- v6 N3 Y' V | 360 BTU-in/hr-ft²-°F, F3 _$ D( o% n: U0 f( G. L
| Typical For Steel |
| |
| Component Elements Properties | Metric | English | Comments |
| Carbon, C | <= 0.13 %/ N m. r) N) j k; |
| <= 0.13 %
8 h i* I) y$ C- q6 Y0 W' H | |
| Iron, Fe | 98.07 - 98.84 %
9 E$ z$ u$ G& L' k" C | 98.07 - 98.84 %9 [4 l, g6 D8 I
| |
| Lead, Pb | 0.15 - 0.35 %+ D" }* x; n( W2 x, Q
| 0.15 - 0.35 %
7 W) n- s1 p; d; s | |
| Manganese, Mn | 0.70 - 1.0 %
: v) w. X: u; a" T" g | 0.70 - 1.0 %
8 ^% K! V, t# `% { | |
| Phosphorous, P | 0.070 - 0.12 %
) p+ |3 x2 z" ]+ }" Y+ x | 0.070 - 0.12 %
# b$ f3 V! Y7 {" a, I$ z | |
| Sulfur, S | 0.240 - 0.330 %2 y7 x/ z8 q' j" j% P$ s9 t# s
| 0.240 - 0.330 %3 Q# z% R7 \& w0 [/ `, \" M& C1 u
|
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发表于 2009-6-1 13:00:33
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