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GB/T 29399-2012: Technology specification for wood resistance to termites and beetles
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GB/T 29399-2012: Technology specification for wood resistance to termites and beetles

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Technology specification for wood resistance to termites and beetles ICS 79 B71 National Standards of People's Republic of China Wood insect (ants) Technical Specification Issued on. 2012-12-31 2013-07-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard is proposed and managed by the People's Republic of China Ministry of Commerce. This standard was drafted. wood conservation Development Center, Guangdong Entomological Institute. The main drafters of this standard. Zhongdeng Qing, Zhong Junhong, Shi Zhenhua, Yu Nai autumn Mashou Hua Tao Ming, Zhangshao Fang. Wood insect (ants) Technical Specification

1 Scope

This standard specifies the classification of wood pests, hazard class division, insects (ants) timber environment, wood insects (ants) agents, anti-wood Insects (ants) agent process, design and construction, wood insects (ants) effect confirmation requirements. This standard applies to insects (ants) timber processing and pharmaceutical production, sale, use and management.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 18260 wood preservative toxic effects on laboratory test methods for termites GB 50005 design of timber structures

3 wood pests classification

Wood pests mainly divided into beetles, termites, bored animals. among them. --- Beetle family including beetles, Anoplophora, Chinese pink beetle, Dryopteris flour beetles, beetles long bamboo, double hook iso aequalis, Ptilinus beetle; --- Including termite termites, termite, termite heap of sand; --- Drilling ship animals including worms, wood-boring water lice. Specific hazards and characteristics of wood species, environmental conditions (hazardous) See Appendix A.

4 Hazard Class

In accordance with the beetles, termites harmful levels and hazard characterization of different regions of the province (region) is divided into five hazard class, each hazard class Characteristics are given Table 1 respectively. Table 1 Hazard level features Hazard level features Grade Ⅰ no termite distribution, but does not rule out that the wooden structure beetle harm, harm to a lesser extent Ⅱ grade termite distribution, fewer species, harm was sporadic distribution, is also part of beetles harm Ⅲ grade termite distribution, fewer species, harm is obvious, common beetle activity more Grade Ⅳ termites have more distribution, but the environment less, less serious harm, beetle activity more Ⅴ grade termite species are more suitable due to environmental, rampant termites, beetles activities also active 5 insects (ants) timber environment Insects (ants) use of environmental classification of wood requirements in Table 2. ...