|
 | | | Magnesium |
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| Alloys |
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| Magnesium Properties |
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Physical Properties Wrought Alloys (Extrusion)
|
Property |
AZ31B-F |
AZ61A-F |
AZ80A-T5 |
ZK60A-T5 |
ZM21-F |
|
Density at 200C g/cm3 (lb/in.3) |
1.78 (0.064) |
1.80
(0.065) |
1.80 (0.065) |
1.83 (0.066) |
1.78
(0.064) |
|
Liquidus Temperatue 0C (0F) |
632 (1,170) |
610
(1,130) |
610
(1,130) |
635
(1,175) |
645
(1,193) |
|
Solidus Temperatue 0C (0F) |
566 (1,050) |
525
(977) |
490
(915) |
520
(970) |
570
(1,058) |
|
Incipient Melting temperature 0C (0F) |
532
(990) |
418
(785) |
427
(800) |
518
(965) |
565
(1,049) |
|
Ignition Temperature 0C (0F) |
581 (1,077) |
559
(1,039) |
542
(1,009) |
499
(930) |
546
(1,015) |
|
Specific Heat 20-1000C J/kg·0K (Btu/lb·0F) |
1.040
(0.24) |
1.050
(0.25) |
1.076
(0.26) |
1.100
(0.26) |
1.040
(0.24) |
|
Coefficient of Linear Thermal Expansion at 20-2000C µm/m·0K (µin./in.·0F) |
26.8 (14.9) |
27.2
(15.1) |
27.2
(15.1) |
27.1
(15.1) |
26.0
(14.4) |
|
Latent Heat of Fusion kJ/kg (Btu/lb) |
339
(146) |
373
(160) |
280
(120) |
318
(137) |
339
(146) |
|
Thermal Conductivity at 200C W/m·0K (Btu/ft·h.·0F |
76.9 (44.4) |
80.0
(46) |
59.2
(34.2) |
121.0
(69.9) |
125.0
(72.2) |
|
Electrical Resistivity at 200C nΩ/m |
92 |
125 |
122 |
57 |
61 |
|
Poisson's Ratio |
0.35 |
0.35 |
0.35 |
0.35 |
0.35 |
Typical Mechanical Properties Wrought Alloys (Extrusion)
|
Property |
AZ31B-F
MgAl3Zn1
MgAl3Zn F24 |
AZ61A-F
MgAl6Zn1
MgAl6Zn F27 |
AZ80A-T5
MgAl8Zn-T5
MgAl8Zn F31 |
ZK60A-T5
MgZn6Zr-T5
|
ZM21-F
MgZn2Mn1 |
|
Hardness HB/RE |
46/51 |
50/60 |
80/88 |
82/88 |
55/66 |
|
Tensile Yield Strength
MPa (ksi) |
160-200
(23-29) |
165-205
(24-30) |
250-275
(36-40) |
275-285
(40-41) |
160-175
(23-25) |
|
Tensile Strength
MPa (ksi) |
230-285
(33-41) |
285-305
(41-44) |
345-380
(50-55) |
345-350
(50-51) |
230-260
(33-38) |
|
Elongation to Break % in 50 mm (2 in.) |
14-17 |
14-16 |
6-7 |
11 |
11-12 |
|
Compressive Yield Strength MPa (ksi) |
93
(14) |
138
(20) |
195-240
(28-35) |
200-250
(29-36) |
93
(14) |
|
Shear Strength
MPa (ksi) |
131
(19) |
152
(22) |
150-165
(22-24) |
180
(26) |
130
(19) |
|
Ultimate Bearing Strength MPa (ksi) |
386
(56) |
469
(68) |
469
(68) |
585
(85) |
385
(56) |
|
Bearing Yield Strength MPa (ksi) |
228
(33) |
283
(41) |
331
(48) |
405
(59) |
229
(33) |
|
Modulus of Elasticity in Tension GPa (ksi*103) |
45-54
(6.5-7.8) |
45-54
(6.5-7.8) |
46-49
(6.7-7.1) |
44-47
(6.4-6.8) |
44-48
(6.4-6.9) |
Chemical Compositions of Wrought Alloys (Extrusion)-Mg. bal.
per ASTM B107 [wt%]
|
Symbol |
UNS
No. |
Al |
Mn |
Zn |
Zr |
Si |
Cu |
Ni
ppm |
Fe
ppm |
Ca |
Others
total |
|
AZ31B-F min
max |
M11311 |
2.5
3.5 |
0.2
1.0 |
0.6
1.4 |
- |
0.1 |
0.05 |
50 |
50 |
0.04 |
0.30 |
|
AZ61A-F
min
max |
M11610 |
5.8
7.2 |
0.15
0.50 |
0.4
1.5 |
- |
0.1 |
0.05 |
50 |
50 |
0.04 |
0.30 |
|
AZ80A-T5
min
max |
M11800 |
7.8
9.2 |
0.12
0.50 |
0.2
0.8 |
- |
0.1 |
0.05 |
50 |
50 |
0.04 |
0.30 |
|
ZK60A-T5
min
max |
M16600 |
- |
- |
4.8
6.2 |
0.45
|
- |
- |
- |
- |
- |
0.30 |
per ISO 3116 [wt%]
|
Symbol |
ISO
No. |
Al |
Mn |
Zn |
Zr |
Si |
Cu |
Ni
ppm |
Fe
|
Others
Each |
Others
total |
|
MgAl3Zn1
min
max |
WD21151 |
2.4
3.6 |
0.05
0.40 |
0.5
1.5 |
- |
0.1 |
0.05 |
50 |
0.05 |
0.05 |
0.3 |
|
MgAl6Zn1
min
max |
WD21160 |
5.5
6.5 |
0.15
0.40 |
0.5
1.5 |
- |
0.1 |
0.05 |
50 |
0.05 |
0.05 |
0.3 |
|
MgAl8Zn-T5
min
max |
WD21170 |
7.8
9.2 |
0.12
0.40 |
0.2
0.8 |
- |
0.1 |
0.05 |
50 |
0.05 |
0.05 |
0.3 |
|
MgZn6Zr-T5
min
max |
WD32260 |
- |
- |
4.8
6.2 |
0.45
0.80 |
- |
- |
- |
- |
0.05 |
0.3 |
|
MgZn2Mn1
min
max |
WD32350 |
0.1
|
0.6
1.6 |
1.75
2.30 |
- |
0.1 |
0.05 |
50 |
0.06 |
0.05 |
0.3 |
per DIN 1929 part 1 [wt%]
|
Symbol |
DIN
No. |
Al |
Mn |
Zn |
Si |
Cu |
Ni
ppm |
Fe
|
Others
total |
|
MgAl3Zn F24
min
max |
3.5312 |
2.5
3.5 |
0.05
0.40 |
0.5
1.5 |
0.1 |
0.1 |
50 |
0.03 |
0.1 |
|
MgAl6Zn F27
min
max |
3.5612 |
5.5
7.0 |
0.15
0.40 |
0.5
1.5 |
0.1 |
0.1 |
50 |
0.03 |
0.1 |
|
MgAl8Zn F31
min
max |
3.5812 |
7.8
9.2 |
0.12
0.40 |
0.2
0.8 |
0.1 |
0.1 |
50 |
0.03 |
0.1 |
Minimum Mechanical values Wrought Alloys (Extrusion) - Different Geometrical Forms
per ASTM B107 [wt%]
|
Property |
AZ31B-F |
AZ61A-F |
AZ80A-T5 |
ZK60A-T5 |
|
Tensile Yield Strength
MPa (ksi) |
110-150
(16-22) |
110-165
(16-24) |
205-230
(30-33) |
215-260
(31-38) |
|
Tensile Strength
MPa (ksi) |
220-240
(32-35) |
250-275
(36-40) |
310-330
(45-48) |
295-315
(45-46) |
|
Elongation to Break % in 50 mm (2 in.) |
4-8 |
7-9 |
2-4 |
4-6 |
per ISO 3116 [wt%]
|
Property |
MgAl3Zn1 |
MgAl6Zn1
|
MgAl8Zn-T5 |
MgZn6Zr-T5
|
MgZn2Mn1 |
|
Tensile Yield Strength
MPa (ksi) |
130-150
(19-22) |
150-180
(22-26) |
205-230
(30-33) |
230-260
(33-38) |
150-160
(22-23) |
|
Tensile Strength
MPa (ksi) |
220-240
(32-35) |
260-270
(38-39) |
310-330
(45-48) |
310-315
(45-46) |
230-245
(33-36) |
|
Elongation to Break % in 50 mm (2 in.) |
8-10 |
6-10 |
2-4 |
4-5 |
8-10 |
per DIN 9715 [wt%]-minimum values
|
Property |
MgAl3Zn F24 |
MgAl6Zn F27
|
MgAl8Zn F31 |
|
Tensile Yield Strength
MPa (ksi) |
155 |
175 |
215 |
|
Tensile Strength
MPa (ksi) |
240 |
270 |
310 |
|
Elongation to Break % in 50 mm (2 in.) |
10 |
10 |
6 | | | |
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