| Physical Properties | Metric | English | Comments |
| Density | 7.87 g/cc# H6 R% | x; y8 ~
| 0.284 lb/in³
, e2 d/ j+ {% B* ~6 x0 ^ | Typical For Steel |
| |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 163
8 Z: b2 b0 p1 r | 1631 C0 m: ^: c' C2 j9 S# T! M
| (AISI 12L14) |
| Hardness, Knoop | 1846 N! k8 C6 w5 B
| 184
' I: b& C' ?# X | Converted from Brinell hardness. |
| Hardness, Rockwell B | 84& a3 [' Z4 C( R2 ^+ \" ~3 u
| 84, S* V/ S) e3 Z% o7 J/ \. Z
| Converted from Brinell hardness. |
| Hardness, Vickers | 170" F8 E N! A! g4 I( o
| 1705 S1 j3 B; k8 c. F1 [
| Converted from Brinell hardness. |
| Tensile Strength, Ultimate | 540 MPa- P" ^. w- z2 u' V* X: v( c' ?6 p. P
| 78300 psi, r0 H+ b' X: i$ ?% s) z2 g3 o
| (AISI 12L14) |
| Tensile Strength, Yield | 415 MPa ?6 Z+ Z( P9 B8 Y% F$ b H( @/ t4 p
| 60200 psi
; U$ v% \7 L1 Z6 K+ X | (AISI 12L14) |
| Elongation at Break | 10.0 %7 V6 e, x C! b+ U+ g3 ^2 v+ q+ h5 z
| 10.0 %
3 `5 L& i" [6 H0 I( N4 G3 q v | (AISI 12L14) |
| Reduction of Area | 35.0 %
0 @6 U5 K: t: H- A | 35.0 %$ J; f2 I6 ` x( Q8 _8 z6 F
| (AISI 12L14) |
| Modulus of Elasticity | 200 GPa& w z2 ?7 ]- ]6 K& `$ u/ C
| 29000 ksi* M7 n. q- n% F" N( g' j
| Typical For Steel |
| Bulk Modulus | 140 GPa5 k# j. {' n5 [4 f- |
| 20300 ksi/ e. s9 N3 }+ E
| Typical For Steel |
| Poissons Ratio | 0.290
, c( Q; S" s' s8 M | 0.290
3 W9 Y; T! a' H | Typical For Steel |
| Machinability | 160 %' A' |% L. I! V( {7 s2 M6 A
| 160 %. o3 H1 |! b3 h9 n/ h3 V
| (AISI 12L14) Based on 100% machinability for AISI 1212 steel. |
| Shear Modulus | 80.0 GPa
1 E: q; y, f% G' R, } | 11600 ksi
, D2 @* t/ c4 M | Typical For Steel |
| |
| Electrical Properties | Metric | English | Comments |
| Electrical Resistivity | 0.0000174 ohm-cm' J3 B6 g( q, ?
| 0.0000174 ohm-cm
3 E, t9 A* X% ], f) g9 U | Typical For Steel |
| |
| Thermal Properties | Metric | English | Comments |
| CTE, linear | 11.5 µm/m-°C
; h; B6 v; b1 D J@Temperature 20.0 °C | 6.39 µin/in-°F
0 V5 s8 x& R- }7 Q0 s* I@Temperature 68.0 °F | Typical For Steel |
| | 12.2 µm/m-°C4 g% X/ G* y* y( L% L0 c% [* o6 J" F
@Temperature 0.000 - 300 °C | 6.78 µin/in-°F/ f1 ]: F8 P3 ]' ]
@Temperature 32.0 - 572 °F | Typical For Steel |
| | 13.9 µm/m-°C0 s/ u" k, q* C; x, f! ~6 x
@Temperature 0.000 - 500 °C | 7.72 µin/in-°F& b1 K+ i8 \' E L9 ~% M
@Temperature 32.0 - 932 °F | Typical For Steel |
| | 14.7 µm/m-°C8 g7 i, t) G' B* P9 z T0 s& Q1 P
@Temperature 1000 °C | 8.17 µin/in-°F' Z. ]' P' N8 e( M+ |
@Temperature 1830 °F | Typical For Steel |
| Specific Heat Capacity | 0.472 J/g-°C4 p0 w% ?" d/ W) i4 B @
| 0.113 BTU/lb-°F% T0 N$ { t1 b9 Z
| Typical For Steel |
| Thermal Conductivity | 51.9 W/m-K( w/ ^ V6 r. J9 N* @
| 360 BTU-in/hr-ft²-°F; B8 M: e) T, Q4 M5 d
| Typical For Steel |
| |
| Component Elements Properties | Metric | English | Comments |
| Carbon, C | <= 0.13 %
# k+ [# e) F/ H: D+ E4 o2 A+ o | <= 0.13 %' D5 k$ E" t2 G: [
| |
| Iron, Fe | 98.07 - 98.84 %
; p n, G: P8 M8 {9 o | 98.07 - 98.84 %6 K1 ?- l4 X) F9 h. F: z4 U5 S
| |
| Lead, Pb | 0.15 - 0.35 %* o3 j' O `2 s7 ]8 O) u
| 0.15 - 0.35 %
, Q7 O G) @, Z$ @4 f | |
| Manganese, Mn | 0.70 - 1.0 %3 ~1 [% |$ @6 _+ }2 k2 x# O
| 0.70 - 1.0 %+ h9 L7 n1 C( f0 |8 b
| |
| Phosphorous, P | 0.070 - 0.12 %
Y& S2 }. `. Q8 E | 0.070 - 0.12 %
w& \- k, u5 F" K$ U( o( ~ | |
| Sulfur, S | 0.240 - 0.330 %! _, s: J p7 s6 m" L
| 0.240 - 0.330 %
' a3 A" P+ v$ p7 b5 ?+ E- z4 y: O# \ |
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发表于 2009-6-1 13:00:33
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