Timber grades nz. Provision has also been made for new crop radiata pine.

Timber grades nz. 0GPa) 90x45mm may be produced through a MSG or VSG, is tested as a joist on edge by bending the The timber-grading process can be summarised as: To meet the performance requirements of the Building Code, timber used for structural purposes on site needs to have the structural properties that have been assumed by the designer in the design of the building. Preservative treatment requirements are generally equivalent to or exceed those of other countries that have formal wood preservation standards. For example, what is now called SG8 (Stress Graded 8 with an average stiffness of 8. NZS 3631:1988 The New Zealand timber grading rules provide a range of appearance and structural visual grades. This standard is available from Standards New Zealand but is long overdue for a revision. How are these grades produced? Verified timber can be produced by two methods, visual stress grading (VSG) and machine stress grading (MSG). Grade Right monitors and audits about half of the producers of verified structural timber in New Zealand. . In New Zealand, round wood (posts and poles), sawn timber and plywood are treated to six different hazard class levels. This is done to ensure the producers are complying with the testing and branding requirements to ensure the timber is fit for purpose. Four types of grades have been specified. Establishes visual grading rules for the selection of timber into quality classes. Provision has also been made for new crop radiata pine. By harnessing the latest wood preservation and modification technology, and combining this with high quality New Zealand Radiata Pine, Douglas Fir and Eucalyptus, Abodo is able to ofer a range of long lasting appearance grade timbers. Timber grades are grouped into native softwoods, hardwoods and exotic softwoods. ipbbmfl hskx zwrnsw kgifqbi ozylgf hzuzkrc eilvl dssa lbysb gss