1、 3 4(EN 818-3:1999, IDT) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)EN 818-32011, - 1.092 . - 1.22009 . , . -, , , 1 - ()2 3 , ( 40 29 2011 .) : ( 3166) 00497 ( 3166) 00497 BYKZKGRU 4 EN 818-3:1999 Shortlink chain for lifting purposes Safety Part 3: Medium tolerance
2、chain for chain slings Grade 4 ( . . 3. - 4). (CEN) , - (EFTA), - 200695/EC. , - , , , CEN/ 168. - . (IDT). 818-320055 13 2011 . 1022- EN 818-32011 . 1 2013 .6 II EN 818-32011 , - . () . - , 2013 -, III EN 818-320111 .12 13 24 .25 .26 .47 .58 .59 .5 () , .6 () .7 () 8 () - .9IV EN 818-32011 N 818 .
3、,/2 SV4568104005006308001000 . . - , .V EN 818-32011 3 4Short link steel chains for lifting purposes. Safety. Part 3. Medium tolerance steel chains for grade 4 chain slings1 - 4 ( ), -, N 818-1. 7 45 ., , 4. , . . .2 . - , ( ):N 292-1:1991 Safety of machinery Basic concepts General principles for de
4、sign Part 1: Basicterminology, methodology ( . . . 1. . )N 292-2:1991 Safety of machinery Basic concepts General principles for design Part 2:Technical principles and specifications ( . . . 2. )N 292-2:1991/1:1995 Safety of machinery Basic concepts General principles fordesign Part 2: Technical prin
5、ciples and specifications ( . -. . 2. (- 1:1995)N 818-1:1996 Short link chain for lifting purposes Safety Part 1: General conditions of acceptance( . . 1. - )N 818-6:2000 Short link chain for lifting purposes Safety Part 6: Chain slings Instructions foruse and maintenance ( . -. 6. . )N 1050:1997 Sa
6、fety of machinery Risk assessment ( . )ISO 643 Steels Micrographic determination of the ferritic or austenitic grain size (. - )1 EN 818-32011 201301013 N 818-1.4 , . , - , . , , - , . , . -, - . , - N 1050 ( ), 1. 1 EN 1050 N 1050 EN 292-2 1.1.5 - - 1.3.2, 4.1.2.3, 4.1.2.5 54.2.4 61.7.3, 4.2.4, 1.7
7、.4 7, 8, 95 5.1 N 818-1.5.2 5.2.1 dnom , 2. 2 dnom ds, w1, w2, nommaxmin7810c177 0,28c1770,32c177 0,407,78,811,021243021,624,730,920,423,329,19,110,413,025,929,637,0131618c177 0,52c177 0,64c177 0,9014,317,619,839185440,219,455,637,816,652,416,920,823,448,159,266,6192022c177 1,00c177 1,00c177 1,1020,
8、922,024,257606658,761,868,055,358,264,024,726,028,670,374,081,4232526c177 1,20c177 1,30c177 1,3025,327,528,669757871,177,380,366,972,875,729,932,533,885,192,596,22 EN 818-32011 2 dnom ds, w1, w2, nommaxmin283236c177 1,40c177 1,60c177 1,8030,835,239,6849610886,598,9111,081,593,1105,036,441,646,8104,0
9、118,0133,04045c177 2,00c177 2,3044,049,5120135124,0139,0116,0131,052,058,5148,0167,05.2.2 - 2.5.2.3 ds - 2. .5.2.4 0,6dnom .5.2.5 - 2 1 N 818-1.5.3 5.3.1 5.3.1.1 , , 5.3.1.25.3.1.4, .5.3.1.2 .5.3.1.3 N 10025/1 . - ISO 643 5.5.3.1.4 , - 5.3.2 , . 3. 3 , %, 0,025 0,030 0,025 0,030 , 0,025 % - . 4.3 EN
10、 818-32011 4 , % 0,120,30 0,150,355.3.2 , 3, . - 475 ; 1 . - 1 475 , , 5.4.2 5.4.3.5.4 5.4.1 F 5.5.4.2 F 5. 20 %.5.4.3 5, -. 5 , dnom, WLL, F, BF, , f, , 78101,52,03,1538,550,378,561,680,4126,05,66,48,01316185,38,010,0133,0201,0254,0212,0322,0407,010,013,014,019202211,212,515,0284,0314,0380,0454,050
11、3,0608,015,016,018,023252616,020,021,2415,0491,0531,0665,0785,0849,018,020,021,028323625,031,540,0616,0804,01020,0985,01290,01630,022,026,029,0404550,063,01260,01590,02010,02540,032,036,06 6.1 , , 400 . N 818-1.4 EN 818-320116.2 ,6.2.1 N 818-1.6.2.2 5.4.1.6.2.3 5.4.2.6.3 6.3.1 N 818-1. , 5 1. . - .6.3.2
