GREY IRONBARK

COLOUR
Reddish-brown to dark brown

GRAIN
Tight and predominately straight

SOURCE LOCATION
Eucalyptus drepanophylla, northern New South Wales to Bundaberg, Queensland
Scattered patches as far north as Atherton Tableland
Eucalyptus paniculata, New South Wales from Bega to Coffs Harbour
Eucalyptus siderophloia, southern coastal New South Wales to Maryborough, Queensland

DURABILITY
Above ground - class 1, life expectancy > 40 years
In ground - class 1, life expectancy > 25 years

DENSITY
1105kg/m3 at 12% moisture content; approximately 0.9m3 of seasoned sawn timber per tonne

STRENGTH GROUPS
S1 unseasoned, SD1 seasoned

STRESS GRADES
F14, F17, F22, F27 (unseasoned), F22, F27, F34, F34 (seasoned), when visually stress graded in accordance with AS2082-1979, 'Visually stress-graded hardwoods for structural purposes'

HARDNESS
Very hard (rating 1 on a 6 class scale) in relation to indentation and ease of working with hand tools

USAGE
Heavy engineering, railway sleepers, poles & posts, finer sawn timber products, firewood, furniture

TERMITE RESISTANCE
Resistant to Australian Standards (AS 3660)

SEASONING
Can be satisfactorily dried using conventional air and kiln seasoning methods

FIXING
Standard fittings and fastenings suitable

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