GOST 33081-2014 Wooden glued bearing structures Strength classes of structures elements and methods for its determination《木制胶合承重结构 结构构件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) 33081 2014 (EN 408: 2010, NEQ) (EN 14080: 2012, NEQ) 2015 330812014 II , - 1.092 . 1.2 2009 . -, , . , , , 1 -, - - . . . ( . . ), 2 465 3 , ( 14 2014 . 72-) : ( 3166) 004 97 ( 3166) 004 97 AM KG RU 4 26 2014 . 1938- 330

2、812014 01 2015 . 5 - : EN 408:2010 Timber structures. Structural timber and glued laminated timber. Determination of some physical and mechanical properties ( . . ); EN 14080:2012 Timber structures. Glued laminated timber. Requirements ( . . ). (en). (NEQ) 6 - , . () - - . , , 2015 -, - 330812014 1

3、Wooden glued bearing structures. Strength classes of structures elements and methods for its determination 2015 07 01 1 1.1 - ( ), , - 330802014. 1.2 . 1.3 - - , 0,95 . 1.4 . 2 : 16689 ( 359976) . 57768 0,01 . 374977 90. 3951-12007 . - 933076 . 1941490 . - 208502014 . 2884090 , . 330802014 . - - , 1

4、 , - . (), - () . , , , , . 3 3.1 20850. 3.2 : 3.2.1 : , , . 330812014 2 3.2.2 : , - 0,95 , - (300120) , 12%. 4 4.1 , . 5 5.1 : 20, 24, 26, 28, 32 36*.1 5.2 - : , , , 140(b)600(h) 12%. 5.3 5.1 , , 19414 / 9330. 5.4 . 5.5 ( -) 1. - . 5.6 , ( 1) - 0,95 . 30 . , R, , - R, = R, (1 t0,05 cv), (1) cv ; R,

5、 ; t0,05 0,95, ( 30 . t0,05 = 1,7). 6 6.1 . 1 : 20 24 26 28 32 36 , 5%- , R, 20 24 26 28 32 36 - , E0, 9,0 11,0 11,7 12,5 14,0 14, 7 , 5%- , E0, 7,0 8,5 9,0 9,5 10,8 11, 9 , 5%- , /3 335 350 365 380 400 430 *1 5.6 6. 330812014 3 6.2 33080. 6.3 ( ) - : 16 10 20; 24 14 24; 27 16 26; 30 18 28, 35 21 -

6、32 40 24 36. 6.4 ( ), - , - - : - - . 0,15 h c , ; - / : 18/14 11/8 20; 24/18 14/11 24; 27/20 16/12 26; 32/22 18/12 28, 40/27 24/16 32 45/30 27/18 36. 6.5 , - 1 , - 7 5.6. 6.6 , -, 7 , -. 1. , - 1,2 1 - . 7 7.1 - 33080. 7.2 10 (h) 300 - Kh - 5.6: Kh= (h/600)0,1; (2) 7.3 10 - 5.6, (2), - 5.2. (h) 300 . . 8. 8.1 - . , . 8.2 33080. 8.3 ( 1) : - -, ( ) 330812014 4 , - ( ); - -, . IV - 4% 3951-1; - , 6.5. 8.4 (, , .) 20850. 9 9.1 ( ) , - : - ( ) ; - ; - , , ; - ( ); - ; - ; - . 9.2

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