| MSR/No. 1 COMPARISONS |
| 2x4 (pg 103) |
Fb |
Moe “E” |
Ft |
Fc// |
| MSR |
2100 |
1.8 |
1575 |
1875 |
| **MSR** |
2400 |
2 |
1925 |
1975 |
| MSR |
2700 |
2.2 |
2150 |
2100 |
| No.1 DNS |
2000 |
1.8 |
1100 |
2000 |
| No.1 |
1850 |
1.7 |
1050 |
1850 |
| DSS |
3050 |
1.9 |
1650 |
2250 |
| SS |
2850 |
1.7 |
1600 |
2100 |
|
|
|
|
|
| 2x6 (pg 103) |
Fb |
Moe “E” |
Ft |
Fc// |
| **MSR** |
2400 |
2 |
1925 |
1975 |
| No.1 DNS |
1750 |
1.8 |
950 |
1900 |
| No. 1 |
1650 |
1.7 |
950 |
1750 |
| DSS |
2700 |
1.9 |
1500 |
2150 |
| SS |
2550 |
1.8 |
1400 |
2000 |
|
|
|
|
|
| 2x8 (pg 103) |
Fb |
Moe “E” |
Ft |
Fc// |
| **MSR** |
2400 |
2 |
1925 |
1975 |
| No.1 DNS |
1650 |
1.8 |
875 |
1800 |
| No.1 |
1500 |
1.7 |
825 |
1650 |
| DSS |
2450 |
1.9 |
1350 |
2050 |
| SS |
2300 |
1.8 |
1300 |
1900 |
|
|
|
|
|
| 2x10 (pg 103) |
Fb |
Moe “E” |
Ft |
Fc// |
| **MSR** |
2400 |
2 |
1925 |
1975 |
| No.1 DNS |
1450 |
1.8 |
775 |
1750 |
| No.1 |
1300 |
1.7 |
725 |
1600 |
| DSS |
2150 |
1.9 |
1200 |
2000 |
| SS |
2050 |
1.8 |
1100 |
1850 |
|
|
|
|
|
| 2x12 (pg 103) |
Fb |
Moe “E” |
Ft |
Fc// |
| **MSR** |
2400 |
2 |
1925 |
1975 |
| No.1 DNS |
1350 |
1.8 |
725 |
1700 |
| No.1 |
1250 |
1.7 |
675 |
1600 |
| DSS |
2050 |
1.9 |
1100 |
1950 |
| SS |
1900 |
1.8 |
1050 |
1800 |
|
|
|
|
|
Information obtained from SPIB Grading Rules 1994 Pages A1-A7 and Para. 601
Fb: Fiber bending (bending of the board edgewise)
Moe “E”: Elasticity (the flexibility of the board, a higher “E” is more rigid.)
Ft: Fiber tension (pull the ends away from each other)
Fc//: Compression parallel to the grain.
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