First, the subject content and scope of application
This standard specifies the production technology and quality requirements for wood and its products treated with water-borne preservatives for vacuum/pressure treatment of wood.
This standard applies to the production of anti-corrosion wood and its products treated by vacuum/pressure method.
Second, normative references
The terms in the following documents become the terms of this standard by reference to this standard. All dated references are followed by all of them.
Modifications (not including errata content) or revisions do not apply to this standard, however, parties to agreements based on this standard are encouraged to study.
Is it possible to use the latest version of these files? For undated references, the latest edition applies to this standard.
GB/T144—2003 log inspection
GB150—1998 steel pressure vessel
GB/T153—1995 conifer tree sawn timber
GB/T4817—1995 broadleaf tree sawn timber
GB/T4822-1999 sawn timber inspection
GB8978-1996 Integrated Wastewater Discharge Standard
GB/T14019-1992 wood anti-corrosion terminology
GB50206—2002 Wood Structure Engineering Construction Quality Acceptance Specification
LY/T1068-1992 sawing kiln dry process specification
LY/T1069-1992 Sewage Material Drying Process Specification
LY/T1294—1999 directly using log poles
SB/T10383—2004 Commercial Wood and its products logo
Pressure vessel safety technical inspection procedures
Third, terms and definitions
The following terms and definitions established in GB/T14019-1992 apply to this standard.
3.1 Preservative-treated timber
The preservative wood specified in this standard refers to wood and its products which are vacuum/pressure treated with water-borne preservatives.
3.2 anti-corrosion equipment unit Woodpreservative-treatingequipmentset(unit)
Complete equipment for wood preservative treatment by vacuum/pressure method. It is mainly composed of pressure infusion (treatment) tank, pressurization system, vacuum system, liquid distribution system, liquid storage system, electronic control system and wood transportation system.
3.3 drip area Drippingarea
Store the newly treated wood that has just been removed from the treatment tank and is still in the drip state until it is no longer dripping.
Fourth, the general
In order to ensure the quality and production safety of anti-corrosion wood products and prevent environmental pollution, anti-corrosion wood production enterprises should formulate and implement various safety technical regulations, operating procedures and production processes
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