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Installation (continued)
[Reference]
Wood screw pullout strength
Wood screw (nominal diameter 4.1 mm (5/32")
Tree type
(Thickness of at least
20 mm (25/32ʺ))
Pine
Cedar
Cypress
Lauan
Plywood
Laminated veneer
lumber
x thread engagement 20 mm (25/32"))
Cross grain
Straight grain
1317
1114
1013
1013
1621
2127
912
1114
810
Wood screw (nominal diameter 3.1 mm (1/8")
x thread engagement 20 mm (25/32"))
Edge
Cross grain Straight grain
912
796
709
613
912
980
-
551
810
674
399
490
Unit (N)
Edge
674
551
613
429
1286
551
-
490
241
ENGLISH - 13
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