Issue link: http://alpine.uberflip.com/i/221331
PITCH CONVERSION Then Hip/Valley Rafter Roof Pitch becomes . . . Slope 3 2/17 7 3/12 14 3/17 10 4/12 18 4/17 13 5/12 23 5/17 16 6/12 27 6/17 19 7/12 30 7/17 22 8/12 34 8/17 25 9/12 37 9/17 40 10/17 42 11/17 45 12/17 30° 2 7/1 2 6/1 33 12/12 40 30 11/12 ° 2 /1 11 /12 10 2 9/1 2 8/1 28 10/12 DEGREES 50 ° 10 2 2/12 /1 1/17 12 Rise/Run 5 60° Slope 1/12 70° Rise/Run 80° If Common Rafter Roof Pitch is . . . 90° Roof Slope Conversion Chart 35 20° 2 5/1 4/12 3/12 10° 2/12 Use this conversion table only for hip/valley rafters that are skewed 45° right or left. All others will cause the slope to change from that listed above. Slope rounded to the nearest degree 1/12 0° 0/12 NAIL CONVERSION / SIZES Catalog Nail Replacement Nail Design Load Adjustment Factor 16d Common 10d x 1¹⁄₂ 0.64 16d Common 10d Common/12d Common 0.84 16d Common 16d Sinker 0.84 16d Common 16d x 2¹⁄₂ (N16) 1.00 10d Common/12d Common 10d x 1¹⁄₂ 0.77 10d Common/12d Common 16d Sinker 1.00 8d Common 8d x 1¹⁄₂ 0.80 8d x 1¹⁄₂ 8d x 1¹⁄₂ 0.86 10d Hard 10d Common 0.64 10d Hard 10d x 1¹⁄₂ 0.52 16d Hard 10d Hand 0.84 16d Hard 16d Common 0.65 16d Hard 10d Common 0.54 N25 N20L KC Metal Products, nails and structural fasteners have been developed as the optimum fasteners for connector products. Special lengths afford economy of purchase and installation, and depth compatibility with framing members. Nail specifications include head size, thickness, steel and shank design, and point configuration to ensure conformity to published values. N20 N16 N10 N8 ® PRODUCT CODE REF NO. DESCRIPTION METRIC EQUIVALENT (mm) Actual Size FINISH DOUG FIR-LARCH/SO PINE DESIGN LOAD (LBS) FASTENERS PER 50 LBS CARTON LIGHT GAGE SHEAR (100) 3 GAGE GAGE SHEAR (100) N8 (8d) 10¹⁄₄ ga x 1¹⁄₂" Smooth Shank 3.3 x 38.1 HDG 7600 86 14 105 N10 (10d) 9 ga x 1¹⁄₂" Smooth Shank 3.3 x 38.1 HDG 5900 92 14 112 N16 N16 (16d) 8 ga x 2¹⁄₂" Smooth Shank 4.1 x 63.5 BRIGHT 3150 134 18 187 N20L N20AN (20d) 0.192 x 2¹⁄₈" Annular Ring 4.9 x 54.0 BRIGHT 2750 145 14 174 N20 N20A (20d) .192 x 1³⁄₄" Annular Ring 4.9 x 44.5 BRIGHT 3150 119 14 140 N25 N54A .250 x 2¹⁄₂" Annular Ring 6.4 x 63.5 BRIGHT 1350 167 14 188 10d Common (10d) 0.148 x 3" Annular Ring 3.8 x 76.2 BRIGHT 3350 112 18 158 16d Sinker 0.148 x 3¹⁄₄" Smooth Shank 3.8 x 82.6 GV 3050 112 18 158 12d Common 0.148 x 3¹⁄₄" Smooth Shank 3.8 x 82.6 BRIGHT 3050 112 18 158 16d Common 0.162 x 3¹⁄₂" Smooth 4.1 x 88.9 BRIGHT 4400 134 14 187 10d Hardened 0.148 x 2¹⁄₂" Smooth 3.8 x 63.5 BRIGHT NA 175 12 210 16d Hardened 0.162 x 3¹⁄₂" Smooth 4.1 x 63.5 BRIGHT NA 207 12 245 4 ® N8 N10