Materials of anti-corrosion wood There are two main types of anti-corrosion wood in China: Russian pine and Nordic red pine. Russian Pinus sylvestris anticorrosive wood is mainly imported logs. The anticorrosive wood is applied to the anticorrosive wood. The solid wood anticorrosive wood pavilion is regarded as the domestic anticorrosive wood treatment. It is divided into CCA, copper azole and ACQ treatment. The anti-corrosion wood made of Nordic red pine is preservative treated abroad, and the anti-corrosion wood imported directly to the domestic market is treated with ACQ agents, and is usually called "Finnish wood". People are accustomed to refer to preservative wood as Finnish wood. In fact, this is wrong. It is easy to misunderstand people who do not understand preservative wood.