GB 13544-2011 English PDFUS$389.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email. GB 13544-2011: [GB/T 13544-2011] Fired perforated brick and block Status: Valid GB 13544: Historical versions
Basic dataStandard ID: GB 13544-2011 (GB13544-2011)Description (Translated English): [GB/T 13544-2011] Fired perforated brick and block Sector / Industry: National Standard Classification of Chinese Standard: Q15 Classification of International Standard: 91.100.30 Word Count Estimation: 15,138 Date of Issue: 2011-06-16 Date of Implementation: 2012-04-01 Older Standard (superseded by this standard): GB 13544-2000 Quoted Standard: GB/T 2542; GB 6566; GB/T 18968; JC/T 466 Regulation (derived from): Announcement of Newly Approved National Standards No. 9 of 2011 Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China Summary: This Chinese standard applies to clay, shale, coal annihilate stone, fly ash, sludge (rivers, lakes, sludge) and other solid wastes as raw materials calcined made ??mainly for building load-bearing parts of the brick and porous masonry block (hereinafter referred to as bricks and blocks). GB 13544-2011: [GB/T 13544-2011] Fired perforated brick and block---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.Fired perforated brick and block ICS 91.100.30 Q15 National Standards of People's Republic of China Replacing GB 13544-2000 Sintered porous brick and porous blocks Issued on. 2011-06-16 2012-04-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordChapter 5 of this standard are mandatory, others are recommended. This standard is prepared in accordance with GB/T 1.1-2009 given rules. This standard replaces GB 13544-2000 "sintered porous brick." This standard compared with GB 13544-2000 main changes are as follows. --- The standard name "sintered porous brick" to "sintered porous brick and porous blocks." --- Increasing the sintered porous block of content and technical specifications. --- The sludge and other solid waste materials included within the scope of bricks. --- Increased density levels. --- Compressive strength class is determined by the average value of strength and assessment methods, and to cancel the average compressive strength monolithic minimum Evaluation Method. --- Canceled superior products, first-class products, qualified quality grade requirements. --- Increase the porosity of the technical indicators. --- Cancel the round holes and the other hole, using a predetermined rectangular hole or rectangular hole strips, and increased pore size requirements to improve and raise High energy saving effect. --- The compressive strength value fk receiving constant K = 1.8 is adjusted to K = 1.83, in order to promote and improve the quality of both product strength Uniformity. --- Increased radionuclide limited technical requirements. The standard proposed by China Building Materials Federation. This standard by the national wall, roof and road construction materials Standardization Technical Committee (SAC/TC285) with centralized. This standard is drafted by. Xi'an wall materials research institute. Participated in the drafting of this standard. Zhejiang Building Materials Co., Ltd., Nanjing Product Quality Supervision and Inspection Institute, Liaoning Province, product quality Supervision, Inspection Institute, Guangzhou Institute of Building Materials Industry Co., Ltd., Shanghai Research Institute of Building Sciences (Group) Co., Ltd., Guangzhou Water Quality Monitoring Center, Nanjing Xin Xiang New Building Materials Co., Ltd. Zibo in Shandong Province Lu and building materials, civil engineering Gansu Academy of Sciences, Shuangyang Nanjing Building Materials Machinery Manufacturing Co., Ltd. Hangzhou Xiaoshan Concord brick machinery. The main drafters of this standard. Vang Pao money, Cai Xiaobing, Zhou Wan Ning, Niyou Jun, Zhuang Hongbin, Chen Xinli, Shen Yuan Gang, Houwen Hu, Wang Jun, Li Bin, Xie and roots, Zhou Xuan, Tan Yong. This standard replaces the standards previously issued as follows. --- GB 13544-1992, GB 13544-2000. Sintered porous brick and porous blocks1 ScopeThis standard specifies the terms and definitions sintered porous sintered porous brick and block, product classification, specifications, technical requirements, test methods, inspection Inspection rules, product certification, storage and transportation. This standard applies to clay, shale, coal gangue, fly ash, mud (silt rivers and lakes) and other solid wastes as raw materials, Calcined mainly used for building load-bearing parts made of perforated brick and porous blocks (hereinafter referred to as bricks and blocks).2 Normative referencesThe 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. Test methods for wall GB/T 2542 puzzle GB 6566 building materials radionuclide limits GB/T 18968 wall material terms JC/T 466 Wall bricks inspection rules3 Terms and DefinitionsGB/T 18968 and JC/T 466 defined in the following terms and definitions apply to this document. 3.1 Sintered porous block firedperforatedblock After roasting, porosity greater than or equal to 33% of small pore size and the number of multi-block. Mainly used for load-bearing parts. 3.2 Stucco groove paintingchannel Located in the brick or masonry surfaces and the top surface of the trench depth of not less than or similar structure of 2mm. 3.3 Mortar trough masonrymortarchannel Located in block strip surface or top surface of the groove depth is greater than 15mm. 3.4 Strength standard value (fk) strengthstandardvalue 4 Categories, size, grade and mark 4.1 Categories Press the main raw material is divided into bricks and clay blocks (N), shale and shale brick masonry (Y), and gangue gangue brick masonry (M), pulverized coal Gray bricks and fly ash blocks (F), mud bricks and mud blocks (U), solid waste and solid waste brick masonry (G). 4.2 Specifications 4.2.1 brick and block shape is generally rectangular hexahedral in mortar joints and should be provided with grooves increase the binding force of stucco and masonry sand Slurry tank (as shown in Appendix B), and meet the following requirements. Stucco groove. mixing with water wall brick and masonry, stucco should be provided with grooves or similar structures uniformly distributed in the strip surface and the top surface, the depth of not less than 2mm. Mortar trough. masonry mortar should be set up at least one strip surface or groove in the top surface. Two surfaces and the top surface has a groove mortar When masonry mortar groove depth should be larger than 15mm and less than 25mm; only a strip surface or top surface has a groove masonry mortar, mortar groove depth should Greater than 30mm and less than 40mm. Mortar mortar groove width should be more than 50% of the surface where the block width. 4.2.2 brick and block length, width and height dimensions shall comply with the following requirements. Brick Size (mm). 290,240,190,180,140,115,90. Block Size (mm). 490,440,390,340,290,240,190,180,140,115,90. Other sizes are determined by supply and demand sides negotiated. 4.3 rating 4.3.1 Strength Ratings According to the compressive strength into MU30, MU25, MU20, MU15, MU10 five intensity levels. 4.3.2 density levels Brick 1000,1100,1200,1300 density levels into four grades. Block 900,1000,1100,1200 density levels into four grades. 4.4 Product Marking Brick and masonry products marked by product name, variety, size, strength grade, density levels and the standard numbering sequence to write. Tag example. Size 290mm × 140mm × 90mm, the intensity level MU25, density sintered porous clay 12005 Technical requirements5.1 Size Tolerances Size tolerances shall comply with the provisions in Table 1. Table 1 Dimensions in millimeters tolerance The average deviation of a sample size of sample Range ≤ > 400 ± 3.0 10.0 300 ~ 400 ± 2.5 9.0 200 ~ 300 ± 2.5 8.0 100 ~ 200 ± 2.0 7.0 < 100 ± 1.5 6.0 5.2 appearance quality Brick and masonry appearance quality should be consistent with the provisions of Table 2. Table 2 millimeters appearance quality Item Index 1. Complete surface not less than 2. The missing edge off angle of three simultaneous destruction of a size not greater than 3. crack length a) more than the width of the hole wall 15mm depth direction Omo (perforated surface) and extends to the surface of the strip length is not greater than b) bore wall 15mm in depth over the longitudinal direction and extending to the top surface of the Omo (perforated surface) is not greater than the length c) the horizontal bar on the top surface of the crack is not greater than 4. impurities in the brick or masonry surfaces caused by the protruding height of not more than A surface and a surface NOTE. Any one of the following defects, but can not be called a complete face. a) defects in surfaces and the top surface of the damage caused by surface size while more than 20mm × 30mm; b) of the face or top surface crack width is greater than 1mm, the length of more than 70mm; c) indentation, focal flowers, sticky bar at the bottom or top surface of the surface recesses or projections exceeding 2mm, while the regional maximum projection size is larger than 20mm × 30mm. 5.3 density levels Density levels shall conform to Table 3. Table 3 density levels in kilograms per cubic meter Density levels Brick block3 dried bricks or blocks mean apparent density≤900 900-1000 1000 to 1100 1100 to 1200 1200-1300 5.4 intensity level Strength should meet the requirements of Table 4. Table 4 intensity level megapascals The average compressive strength class f≥ strength standard value fk≥ MU30 MU25 MU20 MU15 MU10 30.0 25.0 20.0 15.0 10.0 22.0 18.0 14.0 10.0 6.5 5.5 Pass pore structure and porosity Pass porosity and pore structure should meet the requirements of Table 5. Table 5 Pass pore structure and porosity Pass Pore size/mm Bore hole the width dimension b length dimension L Minimum outside Wall thickness/mm Least Rib thickness/mm Porosity /% Brick block Hole arrangement Rectangular bar hole Rectangular holes ≤13 ≤40 ≥12 ≥5 ≥28 ≥33 1. All hole width should be equal. hole Unidirectional or bidirectional staggered; 2. The holes are arranged up and down, left and right should be Symmetrical, evenly distributed, grasping hole Must be parallel to the longitudinal direction dimension Surfaces and brick. Note 1. The hole length rectangular hole L, pore width b satisfy Equation L≥3b, the rectangular bar hole. Note 2. The hole should be made fillet corners, sharp corners can not be made straight. Note 3. If the mortar has grooves, the grooves mortar not calculated in porosity. Note 4. Specifications large brick and masonry should be set clutch hole, grasping pore size (30 ~ 40) mm × (75 ~ 85) mm. 5.6 Pan-cream Each brick or block does not allow serious pan-cream. 5.7 Lime Burst a) destruction of size greater than 2mm and less than or equal to 15mm burst region, each brick and block and not more than 15. among them Greater than 10mm of not more than seven. b) the destruction of a size greater than 15mm burst area is not allowed. 5.8 weathering properties 5.8.1 division of weathering area, see Annex A. 5.8.2 severely weathered zone 1,2,3,4,5 areas brick, block and other areas with silt and solid waste as the main raw material production Bricks and blocks freeze-thaw test must be carried out; other parts of clay, fly ash, shale, coal gangue as the main raw materials to produce bricks and blocks wind Of the freeze-thaw test performance can not meet the time specified in Table 6, or the freeze-thaw test must be carried out. Table 6 weathering properties species project Noncritical weathered severe weathering zone area 5h boiling water absorption /% ≤ saturated boiling water absorption coefficient ≤ 5h /% ≤ saturation coefficient ≤ The average single monolithic block Max Avg Max Avg Max Avg single monolithic block of maximum Brick and block 2123 Fly ash brick and block 2325 0.85 0.87 0.88 0.90 Shale brick and block 1618 Gangue brick and block 1921 0.74 0.77 0.78 0.80 NOTE. admixtures (mass ratio) of less than 30% is determined by the provisions of brick and block. 5.8.3 After 15 freeze-thaw cycle test, each brick and masonry does not allow cracks, delamination, peel, missing edge off angle phenomenon frozen. 5.9 products are not allowed You Qian brick (block), crisp brick (block) 5.10 radionuclide limited Radionuclides brick and masonry limits shall comply with the provisions of GB 6566.6 Test methods6.1 Size Tolerances Test sample number 20, the method according to GB/T 2542 carried out. Wherein each size measuring less than 0.5mm by 0.5mm gauge, Each dimension represents the arithmetic mean of the two measurements. Sample average deviation is the arithmetic average of 20 in the same direction of the sample 40 to measure the size of its nominal size minus the difference between samples extremely The difference is 20 sample sampling in the same direction 40 Measurements in the difference between the maximum and minimum measured value of the measured value. 6.2 appearance quality Appearance quality inspection according to the provisions of GB/T 2542 will be. 6.3 density levels Density test according to GB/T 2542 will be prescribed. 6.4 intensity level 6.4.1 intensity Omo (perforated surface) compressive strength results are shown. Wherein the number of samples is 10. After the test according to equation (1) to calculate the intensity Standard deviation S. S = 19Σ i = 1 (Fi-f) 2 (1) Where. S --- 10 the compressive strength of standard specimens difference in megapascals (MPa), accurate to 0.01; f --- 10 Kuai sample mean compressive strength, in megapascals (MPa), accurate to 0.1; fi --- monolithic samples measured compressive strength value, in megapascals (MPa), accurate to 0.01. 6.4.2 Calculation and evaluation of results Table 4, the average compressive strength f, fk assessed value of strength bricks and blocks intensity level, accurate to 0.1MPa. Sample size n = strength standard value of 10 according to formula (2) calculation. Where. fk --- strength standard value, accurate to 0.1MPa. 6.5 Pass pore structure and porosity Pass pore structure and porosity to take three samples (density can also be used after the test sample), the test method according to GB/T 2542 regulations get on. 6.6 pan-cream and lime burst, water absorption and saturation coefficient Pan-cream and lime burst, water absorption and saturation coefficient test according to the provisions of GB/T 2542 will be. 6.7 thawing Number of samples to 5, the method according to the provisions of GB/T 2542 will be. 6.8 Less brick (block), crisp brick (block) Number of test samples according to GB/T 2542 provisions visual inspection, by visual, percussion and scratches methods for testing. 6.9 Limit of radionuclides Limit of radionuclides in accordance with the provisions of GB 6566 carried out. Radioactive desired sample can sample density levels after test, the powder After crushing Mix well after extraction.7 Inspection rules7.1 Inspection classification Product testing and factory inspection sub-type test. 7.1.1 factory inspection 7.1.1.1 product inspected by the factory together with the certificate before the factory. 7.1.1.2 Factory inspection items include the size of allowable deviation, appearance quality, pass pore structure and porosity, density levels and intensity level. 7.1.2 Type inspection 7.1.2.1 any of the following circumstances, should be type tested. a) new plant trial stereotypes inspection; B) after the official production, raw materials, technology and so there is a greater change that may affect product performance; c) Normal production, every six months; d) factory inspection results are quite different and the last type test results. 7.1.2.2 type test items included all the technical requirements of this standard. 7.2 Batch Constitute principles and batch size of the inspection lot according to JC/T 466 requirements. 35 000 - 150 000 as a group, by a lack of 35000 Batch count. 7.3 Sampling 7.3.1 Appearance quality sample using random sampling method to extract the product stack in each test batch. Samples 7.3.2 Other inspection items extracted from the appearance quality inspection sample using random sampling method. 7.3.3 the number of samples in Table 7. Table 7 Number of Sampling Test item number number of samples/block Appearance Quality Size Tolerances Density levels power level Pass pore structure and porosity Pan-cream Lime Burst Water absorption and saturation coefficient Thaw Radionuclide limited 50 (n1 = n2 = 50) 7.4 determine the rules 7.4.1 Size Tolerances Size tolerances shall comply with Table 1. Otherwise, the contractor failed. 7.4.2 appearance quality Appearance quality using JC/T 466 secondary sampling plan, based on the quality indicators specified in Table 2, and check out where the number of non-conforming product d1, press The following rules to determine. d1≤7, the appearance of quality standards; d1≥11, the appearance of substandard quality; d1> 7, and d1 < 11, the need to re-examine 50 samples from the batch of the product, check out the number of rejects d2, according to the following rules determination. (D1 d2) ≤18, the appearance of quality standards; (D1 d2) ≥19, the appearance of inferior quality. 7.4.3 density levels The test results should be consistent with the density specified in Table 3. Otherwise, the contractor failed. 7.4.4 Strength Ratings Strength test results should meet the requirements of Table 4. Otherwise, the contractor failed. 7.4.5 Pass pore structure and porosity Pass porosity and pore structure should meet the requirements of Table 5. Otherwise, the contractor failed. 7.4.6 pan-cream and lime burst Pan-cream and lime burst test results shall comply with the requirements of 5.6 and 5.7. Otherwise, the contractor failed. 7.4.7 weathering properties Weathering properties shall conform to 5.8. Otherwise, the contractor failed. 7.4.8 radionuclide limited Radionuclide limits shall comply with 5.10. 7.4.9 overall judgment Visual inspection of samples 7.4.9.1 You Qian brick (block), crisp brick (block), then this batch of product failure. Determination 7.4.9.2 factory inspection By Technology and factory inspection items within the scope of aging type examination last burst of lime, efflorescence, weathering properties and other projects Index determination. Where there is a failure, as unqualified. Determination 7.4.9.3 type test Chapter 5, the technical indicators Test determines in which there is a failure then this batch of product failure. 8 product certification, storage and transportation 8.1 product certification Product quality certification main contents include. manufacturer's name, product marking, batch and serial number, certificate number, this batch of product technical Found Energy and production date, and by inspectors units signature. 8.2 Storage When the product is stored, shall varieties, specifications, color classification neatly stored can not be mixed. 8.3 Transport During transportation and handling, to gently, non-collision, throw throw, dump dumping ban.Appendix A(Informative) Weathered zone divided A.1 weathered zone divided by weathering index. A.2 weathering index is about to happen temperature fell to negative from positive temperature temperature rise to positive or negative temperature average number of days per year with a year from the date of cancellation until frost The total amount of rainfall during the date of the loss of frost (in mm) of the average value of the product. A.3 weathering index greater than or equal to 12,700 serious weathered zone, weathering index of less than 12 700 non-severe weathering zone. National weathered zone Partition table A.1. A.4 around if reliable data, weathering index can also be calculated dividing the weathering zone in the region. Table A.1 weathering zoning Noncritical weathered severe weathering zone area 1. Heilongjiang Province 2. Jilin Province 3. Liaoning Province 4. Inner Mongolia Autonomous Region 5. The Xinjiang Uygur Autonomous Region 6. Ningxia Hui Autonomous Region 7. Gansu Province 8. Qinghai 9. Shaanxi Province 10. Shanxi Province 11. Hebei 12. Beijing 13. 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