Timber Exchange

植物学名称

1. Betula pendula Roth, B. pubescens Ehrh. 2. 2a Betula alleghaniensis Britt., 2b Betula papyrifera, B. spec. div.. 3. Betula plathyphylla Sukatchev var. japonica (Miq.) Hara.

其他名称

1. Europees berken (The Netherlands), bouleau (France), birch (Great-Brittan), Birke (Germany) 2. Amerikaans berken, Canadees berken (The Netherlands), 2a. yellow birch, 2b. paper birch (Canada en United States of Amarica) 3. Japanese birch.

科

Betulaceae

生长地区

1. Europe, North Asia. 2. Eastern North America. 3. Japan.

材种

Hardwood Timber

体积质量

1. (640-)660 (-670) kg/m3 at 12% moisture content (European birch). 2a. (550-)670(-710) kg/m3, 2b. (580-)620(-740) at 12% moisture content (North American birch).

持续性

Moulds 5. Anobium G. Termites G.

插图 Birch, Europe

返回页首