GOST 33080-2014 Timber structures Strength classes of structural sawn timber and methods of its determination《木结构 结构性锯木的强度等级及其测定方法》.pdf

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1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) 33080 2014 (EN 338:2003, NEQ) (EN 384:2004, NEQ) (EN408:2003, NEQ) (EN14081-1:2005, NEQ) 2015 330802014 II , - 1.092 . 1.2 2009 . -, . , , , 1 -, - - . . . ( . . ), 2 465 3 , ( 14 2014 . 72-) : ( 3166) 004 97 ( 3166) 004

2、 97 AM KG RU 4 26 2014 . 1936- 330802014 01 2015 . 5 - : EN 338:2003 Structural timber Strength classes ( . ); EN 384:2004 Structural timber Determination of characteristic value some mechanical properties and density ( . ); EN 408:2003 Timber structures. Structural timber and glued laminated timber

3、. Determination of some physical and mechanical properties ( . . ); EN 14081-1:2005 Timber structures. Strength graded structural timber with rectangular cross-section- Part 1: General requirements ( . , . 1 ). (en). (NEQ) 6 - , . () - - . , , 2015 -, - 330802014 1 Timber structures. Strength classe

4、s of structural sawn timber and methods of its determination 2015 07 01 1 1.1 ( -) , , 19414 / 9330, - . 1.2 - , . 1.3 - , . 1.4 . 2 : 214081 . , , 656484 . , , 848686 . 933076 . 16483.184 . 16483.771 . 16483.2573 . 16483.2773 . 16483.3073 . 1658891 . 1941490 . - 21554.181 . - 21554.281 . - 21554.38

5、2 . , - 21554.478 . 21554.578 . 21554.678 . - 330802014 2 2445480 . . 3951-12007 . - . 1. - - AQL 2014 . -. - , 1 , - . (), - () . , , , , . 3 : 3.1 : , , , - . 3.2 : , , . 3.3 : , - 0,95 , - (300120) , 12%. 3.4 : , - . 3.5 : , - . . 3.6 : . 4 4.1 , . 5 5.1 : 14, 16, 18, 20, 22, 24, 27, 30, 35, 40,

6、45 50, , 8, 10, 11, 12, 13, 14, 16, 18, 21, 24, 27 30, - . - , . 5.2 - : , , . - , , - 50(b)150(h) 21554.5. 12%. 5.3 1. . 5.4 5.1 24454 330802014 3 : , , , . 5.5 - 0,95, 0,5 - . 30 . , , R, , , R, = R, (1 t0,05 cv), (1) cv ; R, ; t0,05 0,95, ( 30 . t0,05 = 1,7). 5.6 , / , - 5.5 1 1 14 16 18 20 22 24

7、 27 30 35 40 45 50 , 5%- , R, 14 16 18 20 22 24 27 30 35 40 45 50 - , E0, 6,3 7 7,8 8,5 9,3 10 10,9 12,1 13,9 15,7 17,5 19,2 - -, 5%- , E0, 4,2 4,7 5,2 5,7 6,2 6,7 7,3 8,1 9,3 10,5 11,7 12,9 , 5%- , /3 r 290 310 320 330 340 350 370 380 400 420 440 460 - -, /3 r 350 370 380 390 410 420 450 460 480 50

8、0 540 560 1 : 8 10 11 12 13 14 16 18 21 24 27 30 - -, 5%- , R, 8 10 11 12 13 14 16 18 21 24 27 30 - , E0, 7 8 9 9,5 10 11 11,5 12 13 13,5 15 15,5 330802014 4 1 : 8 10 11 12 13 14 16 18 21 24 27 30 , 5%- , E0, 4,6 5,3 5,9 6,3 6,6 7,2 7,6 7,9 8,6 8,9 9,9 10,2 -, 5%- , /3 r 290 310 320 330 340 350 370 380 390 400 410 430 - , /3 r 350 375 385 395 410 420 445 460 470 480 495 520 R,. R, (. 1) . R,. - 0,85 . 5.7 , - 5.2, , .2 . 6 6.1 6.1.1 - : - ; - - ; - . 6.1.2 , - 1: - ; - ; - . 6.1.3 - - . 6.2 6.2.1

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