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GB/T 12626.5-2015: Hard fibreboard -- Part 5: General purpose boards for use in humid conditions
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Std ID	Version	USD	Buy	Deliver [PDF] in	Title (Description)
GB/T 12626.5-2015	English	78	Add to Cart	1 days [Need to translate]	Hard fibreboard -- Part 5: General purpose boards for use in humid conditions
GB/T 12626.5-1990	English	70	Add to Cart	0--9 seconds. Auto-delivery	Hard fibreboard--Marking, packing, transportation and reservation of the products

GB/T 12626.5-2015: Hard fibreboard -- Part 5: General purpose boards for use in humid conditions

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Hard fibreboard Part 5.. General purpose boards for use in humid conditions ICS 79.060.20 B70 National Standards of People's Republic of China Partially replace GB/T 12626.4 ~ 12626.9-1990 Wet hardboard Ordinary plate under humid conditions. Part 5 Hardfibreboard-Part 5. Generalpurpose (ISO 27769-2.2009, Wood-basedpanels-Wet-processfibreboard- Part 2. Requirements, NEQ) Issued on. 2015-07-03 2015-11-02 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 12626 "wet hardboard" is divided into nine sections. --- Part 1. Definitions and classification; --- Part 2. Common requirements for all board types; --- Part 3. Specimen Samples and measurements; --- Part 4. General plate for use in dry conditions; --- Part 5. Common plate under wet conditions of use; --- Part 6. ordinary plate under high humidity conditions of use; Ordinary plate under outdoor conditions of use;. --- Part 7 --- Part 8. under dry conditions using carrier plate; --- Part 9. humid conditions bearing plate used. This section GB/T Part of 512,626. This section drafted in accordance with GB/T 1.1-2009 given rules. This portion instead of GB/T 12626.4 ~ 12626.9-1990 in content. This section uses redrafted reference method ISO 27769-2.2009 "Wet wood-based panels Fiberboard - Part 2. Requirements" the preparation, and ISO 27769-2.2009 is not equivalent degree of consistency. Physical and mechanical properties of this part and ISO 27769-2.2009 in Hard Under ordinary fiberboard plate portion humid conditions consistent with the technical requirements. Please note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents. This part by the State Forestry Administration. This part of the man-made board by the National Standardization Technical Committee (SAC/TC198) centralized. This section drafted by. China Forestry Science Institute of Wood Industry, Xinxiang City Xin Wood Co. Tyrone, Dunhua Dan Fenglin Fiberboard industry limited liability company, Yichun City, Heilongjiang Province friendship fibreboard plant. The main drafters of this section. Fan Yang, Qu Yan Chun, Wang new, Qi Shijun, Panwang Lin, Wang Bo, Debris. This section was first released in October 1980, in December 1990 the first amendment, this is the second revision. Wet hardboard Ordinary plate under humid conditions. Part 5

1 Scope

This section GB/T 12626 specifies the general plate under wet conditions of use requirements, test methods, inspection rules and signs, including Loading, transport and storage. This section applies to GB/T defined in 3.1 wet hardboard 12626.1-2009.

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 12626.1-2009 wet hardboard Part 1. Definitions and classification GB/T 12626.2-2009 wet hardboard Part 2. Common requirements for all board types GB/T 12626.3-2009 wet hardboard Part 3. Specimen Samples and measurements GB/T 17657-2013 panels and veneer plywood physical and chemical performance test method

3 Requirements

Common indicators 3.1 thickness deviation, length and width of the deviation should be consistent with GB/T 12626.2-2009 requirements. 3.2 physical and mechanical properties are shown in Table 1. Table 1 physical and mechanical properties Property Unit Basic thickness t/mm t≤3.5 3.5 \u003ct≤5.5 t\u003e 5.5 MOR MPa 32 32 30 Internal bond strength MPa 0.55 0.55 0.50 24h thickness swelling% 221 815 Moisture resistant. Internal bond strength after boiling in boiling water 2h MPa 0.25 0.25 0.25 NOTE. bending strength, internal bond strength, 2h boiling water boiled for the next bond strength within the specification limits, 24h thickness swelling of the specification limits. Test Method 4 4.1 Sampling and specimen size Conducted in accordance with GB/T 12626.3-2009 in Chapter 3 and Chapter 4. ...