Mt Jæger do castings in all alloys, according to the internatonal standards:
In the table under here you can see the different Al- and Cu- alloys, from the DS, EN and SIS norms.
ALUMINIUM
DS
|
Mass g/cm3 |
Tensile strength N/mm2 |
Elongation % |
Brinell hardness. |
Special remarks. |
---|---|---|---|---|---|
DS 4162
|
2.65 |
120-160 |
1-4 |
55-70 |
Good machinability, possible to anodize, resistance from corrosion with seawater. |
DS 4244
|
2.7 |
235-260 |
2-3 |
75-105 |
Good machinability, possible to anodize, resistance from corrosion with seawater. |
DS 4251
|
2.75 |
125-160 |
2-3 |
60-80 |
Good machinability, good to polish, good for machineparts. |
DS 4253
|
2.7 |
235-260 |
2-3 |
75-105 |
Good machinability, high corrosion resistance, high strength after heattreatment, good for parts with thin sections. |
DS 4261
|
2.65 |
130-170 |
2-5 |
45-65 |
High corrosion resistance, good for thin sections and complicated parts |
DS 4438
|
2.8 |
210-250 |
3-5 |
70-90 |
Good machinability, high corrosion resistance. Well suited for parts that must be strong and machined a lot. |
ALUMINIUMBRONZE
Alloy
|
Mass g/cm3 |
Tensile strength N/mm2 |
Elongation % |
Brinell hardness |
Special remarks |
---|---|---|---|---|---|
DS 3001-5716
|
7.6 |
640-700 |
18-25 |
140-180 |
Very hard alloy. Suited for ship propellars and pumps. Resistant to heat and acids. Very durable. |
COPPER/BRONZE
Legering (populær betegnelse)
|
Mass g/cm3 |
Tensile strength N/mm2 |
Elongation % |
Brinell hardness |
Special remarks |
---|---|---|---|---|---|
MS65
|
8.3 |
175-220 |
10-30 |
50-55 |
Good machinability, Suited for parts with thin sections. Easy to polish, not very durable. |
RG5
|
8.8 |
210-250 |
18-30 |
55-65 |
Good machinability. Very durable and tough. Good for machine parts, bearings, and all type of vents. |
RG7
|
? |
? |
? |
? |
? |
RG10
|
8.8 |
220-290 |
15-20 |
65-75 |
Good machinability, suited for bearings and highpressure pumps and vents, acid resistant. |
80-10-10 (Bly bronze)
|
9.0 |
175-250 |
10-25 |
60-65 |
Good machinability, suited for bearings, special vents, pumps and turbines. |
90-10
|
8.8 |
240-270 |
15-25 |
65-75 |
Good machinability, suited for bearings, special vents, pumps and turbines. |