How can the resistance of wood to decay and marine borers be enhanced?

Product Group: Framing Lumber. MSR lumber is intended for any engineered application where low variability in strength and stiffness properties is primary ... MSR Pacific HemFir has been tested and rated for engineered applications where low variability in strength and stiffness properties are a primary product ... The machine grading process sorts dimension lumber by strength and stiffness to improve consistency. The table below shows four common MSR grades and design ... It seems likely that the trend toward MSR grading of lumber will also apply to hardwood structural lumber. The basis for the use of MSR lumber is the ... The Compressive Strength of MSR lumber ranges between 15 and 24 MPa. Spruce-Pine-Fir Wood Properties. 1200Fb1.2E Material Properties. Unit System, Bending ... 4E MSR lumber by the North- eastern Lumber. Manufacturer's Association with the assistance of the Southern Pine Inspection. Bureau. The lumber was used to ... The grading is the bending pounds per square inch (psi) the lumber can withstand. Higher grades carry more stiffness. This lumber has been selected for strength ... Studs; MSR Lumber; OSB; Plywood. North Star's inventory is not limited to this list. Please utilize our product ... erties high enough to be graded as MSR lumber. Therefore,. Southern pine lumber had higher MSR grade yields than. Japanese cedar, Taiwania and Douglas fir in ... We also specialize in sourcing and marketing all grades of SPF and DFL dimensional lumber. We source Canadian and US supply and market these products ...