[Babbitt instructions] [Technical info] [Chemical Composition Chart]
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Any of a group of related alloys used for making bearings. They consist of tin containing antimony (about 10%) and copper (1-2%), and often lead. The original alloy was invented in 1839 by the US inventor Isaac Babbit (1799-1862). Oxford University Press |
TIN BASED ALLOYS CHEMICAL COMPOSITION CHART
| INDUSTRY NAME | Grade |
%Sn (Tin) |
%Sb (Antimony) |
%Cu (Copper) |
| Hoyts | 90.0 | 7.0 | 3.0 | |
| Marine 11 | 88.0 - 90.0 | 5.5 - 6.0 | 5.0 - 5.5 | |
| Marine 11 D | 90.0 - 92.0 | 4.5 - 5.5 | 3.5 - 4.5 | |
| Marine 11 R | 89.0 - 89.5 | 7.5 - 8.5 | 2.5 - 3.0 | |
| No. 1 | 1 | 90.0 - 92.0 | 4.0 - 5.0 | 4.0 - 5.0 |
| Nickel Genuine | 2 | 88 | 8 | 4 |
| 4X Royal Nickel Genuine | 87.5 - 89.5 | 7.25 - 7.75 | 3.25 - 3.75 | |
| Diesel Special | 87.5 - 88.0 | 6.5 - 7.0 | 5.0 - 6.0 | |
| SAE 11 | 11 | 86 | 7.5 | 6.5 |
| Imperial Genuine | 86 | 7 | 7 | |
| Turbine | 85 | 7 | 8 | |
| Royal Armature | 83.5 - 84.0 | 8.0 - 8.5 | 7.5 - 8.5 | |
| Super Tough | 3 | 83.0 - 85.0 | 7.5 - 8.5 | 7.5 - 8.5 |
Maximum Allowable Impurities: Fe=0.08, As=0.10, Bi=0.08, Zn=0.005, Al=0.005, Cd=0.05
Less than 0.35% Lead
Other
| INDUSTRY NAME |
%Pb (Lead) |
%Sn (Tin) |
%Sb (Antimony) |
%Cu (Copper) |
%Zn (Zinc) |
| Crusher | 24 | 60 | 14 | 2 | |
| Planer | 59 | 32 | 9 | 0.15 | |
| Star Friction | 83 | 5 | 12 | ||
| CHOKER | 93 | 7 | |||
| UNDER WATER | 69 | 1 | 30 | ||
| HI SPEED | 69 | 15 | 16 | ||
| CT BABBITT | 71 | 10 | 19 | ||
| MAGNOLIA DEF. | 81 | 6 | 13 | ||
| MARINE | 19 | 77 | 2 | 2 | |
| THERMITT | 78 | 7 | 14 | 1 | |
| GOTTA VERKEN | 2 | 82 | 11 | 5 | |
| SP. SAW GUIDE | 71 | 10 | 19 | ||
| #4 ASTM 1959 | 10 | 75 | 12 | 3 |