The Standard Malaysian Name for the timber of Dialium spp. (Leguminosae). Vernacular names applied include keranji (Peninsular Malaysia, Sabah and Sarawak) with various epithets. Major species include D. indum, D. platysepalum, D. procerum and D. kunstleri. The sapwood is white to yellowish white, becomes light brown on exposure and is very distinct from the heartwood, which is golden brown or red-brown and darkens on exposure.
Also known as Keranji (Brunei); Kralanh and Kralanh lomie (Cambodia); Kedjongong, Kerandji, Kerandji asap, Keranji and Nyamut (Indonesia); Kheng and Mai kheem pheep (Laos); Taung-kaye (Myanmar); Kayi-khao, Khleng and Yi-thongbung (Thailand); and Xoay (Vietnam).
The timber is a Heavy Hardwood with a density of 755-1250 kg/m3 air dry.
Keranji is classified as moderately durable under the typical Malaysian conditions.
The timber is difficult to treat and the heartwood is resistant to preservative treatment.
Texture is fine to moderately coarse and even, with deeply interlocked and sometimes wavy grain.
The timber falls into Strength Group A (Engku, 1988) or SG 3 (MS 544:Part 2:2001).
- Nailed to battens over concrete slab.
- Nailed to timber joists over bearers.
- Nailed to plywood over concrete or timber joists.
- Nailed to old timber strip flooring over joists.