Common Alloy Casting Method and Modification Code name: Table of Material standard Comparisons：
Gravity Casting S－ Sand casting 砂型铸造 CHINA INTERNATIONAL STANDARD GERMANY ENGLAND FRANCE JAPANA AMERICA
J－ Permanent mold casting 金属型铸造
Metal mold casting GB/T 1173 ISO 3522 DIN 1725.2 BS 1490 NF A57-105 JIS H5202 ASTM B179
R－ Investment casting 熔模铸造 ZAlSi7Mg(ZL101) Al-SiMg(Fe) G-AlSi7Mg LM25 A-S7G AC4C 356
K－ Shell moulded casting 壳型铸造 ZAlSi7MgA(ZL101A) Al-SiMg G-AlSi7Mg LM25 A-S7G AC4C 356A
Other Casting D－ Die Casting 压力铸造 ZAlSi12(ZL102) Al-Si12 G-AlSi12 LM20 A-S13 AC3A 413.2
L－ Low  pressure casting 低压铸造 ZAlSi9Mg(ZL104) Al-Si10Mg G-AlSi9Mg —  A-S9G AC4A 359
E－ Extrusion 挤压拉伸 ZAlSi5Cu1Mg(ZL105A)  Al-SiCu1Mg G-AlSi5Cu LM16 —  AC4D 355
Other Code B－ Modification treatment 变质处理 ZAlSi5Cu1MgA(ZL105A) Al-Si5Cu1Mg G-AlSi5Cu LM16 —  AC4D 355.2
σb－ Tensile strength  抗拉强度 ZAlSi8Cu1Mg(ZL106) Al-SiMg(Fe) —  LM24 A-S7G AC4B 328.1
δ5－ Elongation  伸长率 ZAlSi7Cu4(ZL107) Al-Si6Cu4 G-AlSi6Cu4 LM21 —  AC2B 319.2
HB－ Brinell hardness 布氏硬度 ZAlSi12Cu2Mg1(ZL108) Al-Si12Cu G-AlSi12(Cu) LM13 A-S13 AC3A 383.2
ZAlSi12Cu1Mg1Ni1(ZL109) Al-Si12Cu G-AlSi12(Cu) LM13 A-S13 AC3A A413
Heat treatment: ZAlSi5Cu6Mg(ZL110) Al-Si6Cu4 G-AlSi6Cu4 LM21 —  —  308
F－ As cast condition 铸态 ZAlSi9Gu2Mg(ZL111) Al-Si10Mg G-AlSi8Cu3 LM2 A-S9G AC4B 354
T1－ Precipitation heat treatment 人工时效 ZAlSi7Mg1A(ZL114A)  Al-Si7Mg(Fe) G-AlSi7Mg LM25 A-S7G-03 AC4C 357
T2－ Annealing treatment 退火 　 　 　 　
T4－ Solution treatment + Natural ageing 固溶处理+自然时效 　 　 　 　
T5－ Solution treatment + Completely artificially limitation 固溶处理+不完全人工时效 Finishing Ball Burnishing(shaking) 　 　 Polishing & Sanding 　 　 Electrostatic Painting 　 Electrophoresis 　
T6－ Solution treatment + Incomplete artificially limitation 固溶处理+完全人工时效 Anodizing(hard/soft) Passivation or Phosphating 　 　 Chem Film 　 Di-chromate 　
T7－ Solution treatment + Stabilizing treatment 固溶处理+稳定化处理 Powder Coating Lacquer Paint E-Coating Impregnating
T8－ Solution treatment + Softening 固溶处理+软化处理 Electrostatic Painting ChromitAL  Else
Common Al alloy Chemical Composition、Casting Method and Mechanical Property:
Item No. Alloy nameplate Casting Method Alloy State Mechanical property ≥ Chemical Composition 
 σ b δ5 HB Main element(within) %     Impurity content ≤ % ELSE
M Pa % (5/250/30) Si Cu Fe Mg Zn Mn Ti Ni Sn Cr Each Total
1 A356(LM25) SB、RB、KB T6 271 2 90 6.5~7.5 0.2 0.2 0.25~0.45 0.1 0.1 0.2 — — — 0.05 0.15
JB、J 290 3
2 AlSi12 SB、JB、RB、KB T2 133 4 50 11~13 0.3 0.6 0.1 0.2 0.15 0.15 — — — 0.05 0.15
J 143 3
D F － － －
3 AlSi9Mg SB、RB、KB T6 222 2 70 8.0~10.5 0.1 0.7 0.17~0.3 0.25 0.2~0.5 0.15 — 0.01 Pb<0.05 0.05 0.15
JB、J 231
D F － － －
4 AlSi12Cu2Mg J T6 251 － 90 11.0~13.0 1.0~2.0 0.7 0.4~1.0 0.2 0.3~0.9 0.2 0.3 0.01 Pb<0.05 0.05 0.15
Die casiting F － － －
5 AlSi12Cu1MgNi J T6 241 － 100 11.0~13.0 0.5~1.5 0.7 0.8~1.3 0.2 0.2 0.2 0.8~1.5 0.01 Pb<0.05 0.05 0.15
Die casiting F － － －
6 A-S7G-03 SB、RB、KB、JB T6 290 3 90 6.5~7.5 0.1 0.2 0.25~0.40 0.1 0.1 0.08~0.25 0.05 0.05 — 0.03 0.1
7 ADC12 Die casiting F 230 1 80 9.6~12.0 1.5~3.5 1.3 0.3 1 0.5 — 0.5 0.3 — 0.05 0.15
8 AlSi9Cu3 S、J、 Die casting T2 230 1 80 8.0~11.0 2.0~3.5 0.8 0.1~0.5 1.2 0.1~0.5 0.15 0.3 0.1 Pb<0.2 0.05 0.15
9 A380 Die casiting F 230 1 80 7.5~9.5 3.0~4.0 1 0.1 2.9 0.5 — 0.5 0.35 — 0.05 0.15
10 AlMg1SiCu(6061)  Extrusion T6 　 　 　 0.4~0.8 0.15~0.40 0.7 0.8~1.2 0.25 0.15 0.15 — — 0.04~0.35 0.05 0.15
11 AlMg0.7Si (6063) Extrusion T6 　 　 　 0.2~0.6 0.1 0.35 0.45~0.9 0.1 0.15 0.1 — — 0.1 0.05 0.15