| Physical Properties | Metric | English | Comments |
| Density | 7.87 g/cc
. x: s0 m+ ~- q3 q/ F | 0.284 lb/in³5 |# s# J. T' C: k1 ]# v
| Typical For Steel |
| |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 1638 e: P. ^0 `/ }- p
| 163
( s; I, Y6 F" e2 p3 J | (AISI 12L14) |
| Hardness, Knoop | 184' c5 X$ b# z1 a! {% N
| 184+ f% e: ~3 H$ f% O
| Converted from Brinell hardness. |
| Hardness, Rockwell B | 84* w* {$ \2 k. _
| 84
3 n& _; I/ U- ]! F | Converted from Brinell hardness. |
| Hardness, Vickers | 170) m6 `4 R0 v1 y3 W4 j5 C4 q" B
| 170
. N$ y5 N4 ?, t9 X* B; n9 s | Converted from Brinell hardness. |
| Tensile Strength, Ultimate | 540 MPa& f/ \$ W3 i4 }8 T0 B
| 78300 psi" k- ^, P, k1 y. @* h/ F/ N M
| (AISI 12L14) |
| Tensile Strength, Yield | 415 MPa" w1 u Z6 Y, w6 h0 ?2 g g
| 60200 psi3 ]( ]$ V1 [. {1 X" c( y
| (AISI 12L14) |
| Elongation at Break | 10.0 %6 W8 H, J) s0 o: E8 b- w+ [. i+ }
| 10.0 %' K5 Z* Q1 j' Q4 [5 o3 p3 k1 s* @
| (AISI 12L14) |
| Reduction of Area | 35.0 %0 X! Q- \" M9 s1 U% [& ? v
| 35.0 %# z( ^; h, L4 d
| (AISI 12L14) |
| Modulus of Elasticity | 200 GPa
0 o z2 F/ j2 L. ]0 i; | | 29000 ksi
& L. E7 s9 n3 P0 J* G j | Typical For Steel |
| Bulk Modulus | 140 GPa
/ p' j# h) ]9 \" B$ v | 20300 ksi
9 w0 Y& O( S8 Y7 X6 }1 E# h | Typical For Steel |
| Poissons Ratio | 0.290
( }+ p8 @0 N9 |( E) C' c( u' ^ | 0.2909 E- ~$ p4 n9 ?9 s
| Typical For Steel |
| Machinability | 160 %
# v8 G2 n5 Z4 r }% O9 s0 s, b | 160 %
, y0 ^1 A9 A) J8 p& Y3 |: h/ f7 { | (AISI 12L14) Based on 100% machinability for AISI 1212 steel. |
| Shear Modulus | 80.0 GPa
2 ?' _; D* I7 {0 q/ M& b" L | 11600 ksi# I2 S5 j/ _; t& g, {! [
| Typical For Steel |
| |
| Electrical Properties | Metric | English | Comments |
| Electrical Resistivity | 0.0000174 ohm-cm. g4 g% U/ J5 y/ q6 ^, C
| 0.0000174 ohm-cm2 j+ U; q' ~* y1 r+ W
| Typical For Steel |
| |
| Thermal Properties | Metric | English | Comments |
| CTE, linear | 11.5 µm/m-°C( b$ H# X5 G% d, F' X, B; P: G& s `# \
@Temperature 20.0 °C | 6.39 µin/in-°F$ y# f5 s8 k% C, |# \
@Temperature 68.0 °F | Typical For Steel |
| | 12.2 µm/m-°C5 H: v8 M- @. R( I! K# I
@Temperature 0.000 - 300 °C | 6.78 µin/in-°F/ _2 C8 j; @! `8 R) o, M
@Temperature 32.0 - 572 °F | Typical For Steel |
| | 13.9 µm/m-°C* H/ C" |6 G& Q. M% J9 B4 H! O6 f" D
@Temperature 0.000 - 500 °C | 7.72 µin/in-°F
7 @1 N. n3 I6 P: U& H( ~# L4 R@Temperature 32.0 - 932 °F | Typical For Steel |
| | 14.7 µm/m-°C
7 _6 p" }. h5 z' W8 ~@Temperature 1000 °C | 8.17 µin/in-°F H& M8 F+ k. a" o3 B1 ?
@Temperature 1830 °F | Typical For Steel |
| Specific Heat Capacity | 0.472 J/g-°C+ Z; M% P4 h' s, Q+ y
| 0.113 BTU/lb-°F
3 l8 U1 [4 u5 e5 q( a | Typical For Steel |
| Thermal Conductivity | 51.9 W/m-K5 L$ r# p/ D& ]: ~' g) k6 J
| 360 BTU-in/hr-ft²-°F' a6 O# B7 u7 _, R0 t& W/ [
| Typical For Steel |
| |
| Component Elements Properties | Metric | English | Comments |
| Carbon, C | <= 0.13 %
6 B6 y6 ?; c1 _; i | <= 0.13 %+ y' V$ c8 M4 _8 Z
| |
| Iron, Fe | 98.07 - 98.84 %
& S" ^) q; e9 n% R, M | 98.07 - 98.84 %* G! A8 N+ m9 ^" ]; f( w2 C9 r* }
| |
| Lead, Pb | 0.15 - 0.35 %
$ t/ e# w. ~6 k$ O: [% d l& z | 0.15 - 0.35 %5 h! @. r. b# g7 [1 E- B
| |
| Manganese, Mn | 0.70 - 1.0 %
3 r. W6 P4 w, t5 K | 0.70 - 1.0 %+ J) w9 U8 V4 }1 {
| |
| Phosphorous, P | 0.070 - 0.12 %) M1 P; V' @7 }; ?- Q6 H3 E
| 0.070 - 0.12 %4 @0 o, p' [# c) Z
| |
| Sulfur, S | 0.240 - 0.330 %1 U% _5 J. m% \" N* ]
| 0.240 - 0.330 % ~, J, o! b( }& ]& h: S- I
|
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发表于 2009-6-1 13:00:33
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