Mechanical Balances Selection Guide
Mass determination is possibly the most often used form of measurement in the materials laboratory. Mechanical scales have and continue to serve the industry well.
| Soil Moisture | Soil Density | Proctor, CBR, LBR | Liquid+ Plastic Limit | Sieve Analysis | Specific Gravity | Concrete | Asphalt | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Model No. | <200 g Sample | >200 g Sample | Drive Cyl Method | Sand Cone Method | Soil Cement | Soils | Soils | Granular Materials | Unit Weight | Mix Design | Mix Design | |
| GW-111 |  | | | |||||||||
| GW-114 | | |||||||||||
| GW-115 | | | ||||||||||
| GW-120 | | | | | ||||||||
| GW-130 | | |||||||||||
| <GW-135 | | | ||||||||||
| GW-30313 | | | ||||||||||
| GW-30315 | | | | | | | ||||||
| GW-30316 | | | | |||||||||
| GW-33010 | | | ||||||||||
| GW-33020 | | | | |||||||||
| GW-33030 | | | | |||||||||
| GW-336 | | |||||||||||
| GW-342 | | | | | | |||||||
| GW-345 | | | | | ||||||||
| GW-346 | | | ||||||||||
| GW-360 | | | | |||||||||
| GW-365 | | | ||||||||||
| GW-401 | | |||||||||||
| GW-40520 | | | | | ||||||||
| GW-40523 | | | ||||||||||
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Applicable Standards
ASTM
- ASTM
- D2216
- D2939
- D1556
- D 698
- D 1557
- D 1883
- D 4318
- D 421
- D854
- C 125
- C 9
- C138
- C232
- C388
AASHTO
- T 191
- T 99
- T 180
- T 193
- T 89
- T 100
- T 19
- T 121
The most common standards are listed. Other ASTM and AASHTO designations may be applicable.