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. 2020 Sep 28;10:15839. doi: 10.1038/s41598-020-72374-z

Table 2.

Room temperature tensile properties of peak-aged and annealed BioMg250 compared to many other Mg alloys in the literature3,8–16,26,27,42,47–58,60–62.

Alloys Processing condn + loading dir 0.2% yield strength, sy (MPa) Peak/ultimate strength, su (MPa) Uniform elongation, eu, % Total elongation, et, % Reduction of area, RA, %;
[Ref]
BioMg250-PA Rolled_RD 267 ± 3 307 ± 1 4.8 ± 0.9 8.8 ± 1.7 13 ± 0
Rolled_DD 260 ± 4 294 ± 2 6.2 ± 1.3 18.9 ± 0.7 25 ± 2
Rolled_TD 214 ± 6 281 ± 6 13.4 ± 1.5 20.6 ± 1.7 27 ± 2
BioMg250-AN Rolled_RD 129 ± 17 236 ± 5 19.7 ± 1.8 29.3 ± 2.2 32 ± 5
Rolled_DD 118 ± 1 230 ± 1 22.3 ± 1.4 33.3 ± 2.4 34 ± 5
Rolled_TD 105 ± 1 231 ± 1 23.7 ± 3.1 32.7 ± 0.6 30 ± 4
Al-added alloys
AZ31 Rolled_RD 160 220 – 10 42
AZ41 Ext_ED 218 ± 5 287 ± 6 8.2 ± 0.3 8
AZ51 Ext_ED 222 ± 4 302 ± 4 8.7 ± 0.4
AZ61 Ext_ED 230 310 16 47
AZ91 Ext_ED 272 ± 3 353 ± 0 – 3.7 ± 0.5 48
Cast + T6 120 200 – 2 49,50
Mg–8.0Zn–1Al–0.5Cu–0.6Mn Cast + T6 228 328 16 15
Mg–6Zn–1Mn–3Al Rolled + T6 319 360 6.3 12,51
Mg–3.5Al–3.3Ca–0.4Mn Ext 410 420 6 12
RE-added alloys
Mg–2.5Zn–2.5Y–1Mn–(0–0.67) Ca As-cast – 191–231 4.8–8.6 14
Mg–8.2Gd–3.8Y–1Zn–0.4Zr Rolled + T5 426 517 4.5 13
Mg–1Ca–1Zn–1Nd–0.6Zr Cast + T6 153 227 7 50
WE43 T5, RD 210 347 15 16
T5, TD 230 342 12
Al- and RE-free Mg–Zn–Ca–Mn alloys with > 2 wt.% elements
Mg-4Zn Cast and HT 129 253 – 11 10
Mg-4Zn–0.1Ca 135 263 – 11
Mg–4Zn–0.5Ca Cast + HT 60 211 17 52
Ext (320C) 170 273 34
Mg–4.7Zn–0.5Ca Ext 291 329 16 12
Mg–6Zn Ext, ED 125 ± 5 276 ± 1 – 29.7 ± 2.7 53
Mg–6Zn–0.4Ca 169 ± 4 276 ± 3 – 21.4 ± 1.1
Mg–6Zn–0.8Ca 230 ± 8 304 ± 1 – 15.3 ± 1.6
Mg–6.4Zn–0.2Ca–0.2Mn Ex 300C 202 287 24 9
Ex 270C 253 309 22
Ex 270 + T5 290 304 22
Mg–2Zn–1Mn–(0.3–1.0) Ca As-cast 60–80 140–180 2–8 3
Mg–4Ca As-cast 34 77 2.1 11
Mg–2Ca–0.5Mn–(2–7)Zn 45–83 140–190 4.1–8.7
Mg–0.2Ca–2.5Zn

As-cast

As-cast

 78 135 3.1 26
Mg–0.2Ca–2Zn 68 170 6.5
ZK60 (Mg–6Zn–0.5Zr) As-ext, ED 237 312 15.5 54
T5, ED 273 329 16.5
Mg–1Ca–1Zn–0.6Zr Cast + T6 145 241 9 50
Ext (350C) 306 314 – 10.3 12,55
Ext (400C) 262 291 – 11.7
Al-and RE-free dilute Mg (≤ 2 wt.%)
Mg–0.1Ca Ext (230C) 290 ± 5 300 ± 4 13 56
Mg–1Ca Ext (230C) 377 ± 5 392 ± 6 2
Mg–2Ca As-cast 47 115 3 11
Mg–0.1Ca Rolled + T5_RD 99 168 16 57
Mg–0.4Ca 102 175 7.4
Mg–0.4Zn 93 186 15.5
Mg–0.3Zn–0.1Ca 93 183 24
Mg–0.5Zn–0.1Ca Rolled + HT_RD 132 207 23 58
Mg–1.5Zn–0.1Ca 120 220 23
Mg–0.2Zn–0.5Ca Ext (350C) 64 ± 5 184 ± 11 15 ± 5 16 ± 5 60
Ext + HPT (2 rot) + 1 h/142C 237 ± 10 308 ± 20 1.0 ± 0.6 1.1 ± 0.7
Mg–0.6Zn–0.5Ca Ext (350C) 117 ± 5 237 ± 3 14 ± 2 15 ± 3
Ext + HPT (2 rot) + 1 h/142C 216 ± 16 238 ± 33 0.4 ± 0.4 0.4 ± 0.4
Mg–1Zn–0.3Ca Ext (325C) 247 268 20 27
Mg–0.3Al–0.2Ca–0.5Mn Ext + T5 207 250 12.5 60
Mg ED 124 ± 11 201 ± 13 – 6.1 ± 1.1 8
Al-6063 T6 215 240 – 12 61
Al-AA6xxx T4 120–160 220–290 – 24–30 62