Flexural Test Methods for Plastics: ISO 178 and JIS K 7171 - Specs
Recommended Specimen
ISO 178 and JIS K7171 Specimen and Fixture Dimensions
| Specimen length,l |
80 mm |
|---|---|
| Specimen width,strong |
10 mm |
| Specimen thickness,h |
4 mm |
| Punch radius,R1 |
5 mm |
| Support radius,R2 |
5 mm |
| Distance between supports,L |
16h |
3-Point Bend Test Fixture
ISO 178 and JIS K7171 Specimen and Fixture Dimensions
| Specimen length,l |
- |
|---|---|
| Specimen width,strong |
- |
| Specimen thickness,h |
h> 3 mm |
| Punch radius,R1 |
5 mm |
| Support radius,R2 |
5 mm |
| Distance between supports,L |
16h |
3-Point Bend Test Fixture
ISO 178 and JIS K7171 Specimen and Fixture Dimensions
| Specimen length,l |
- |
|---|---|
| Specimen width,strong |
- |
| Specimen thickness,h |
h≦ 3 mm |
| Punch radius,R1 |
5 mm |
| Support radius,R2 |
2 mm |
| Distance between supports,L |
16h |