RUD hardened and tempered round steel chains

For decades, hardened and tempered RUD round steel chains have been used in manual hoists, pneumatic chain hoists and electric chain hoists. The reason: Very good wear properties and a high level of safety for the user.

Solid through and through - T version

  • For all wear loads EN 818-7-T.
  • For use in manual hoists such as spur gear pulley blocks or ratchet hoists.

For special requirements - VH version

  • For applications in manual hoists ISO 16872.
  • On request.

Technical data of the hardened and tempered RUD round steel chain.

Design quality class DAT/T

Quality and designation     RT
Production test stress σFPmin N/mm ² 500
Breaking stress σBmin N/mm ² 800
Elongation at break 160 N/mm ² 10
Surface hardness according to DIN EN 818-7 Amin HV10 360
Dimension [mm] load capacity Ftr [kg] according to drive unit group         Production test force breakage force weight material number
  Hand (1DM M3 (1Bm) M4 (1Am) M5 (2m) M6 (3m) FPFmin [kN] FBmin [kN] F kg/m  
  Bearing stress: 200 N/mm² Bearing stress: 160 N/mm² Bearing stress: 140 N/mm² Bearing stress: 125 N/mm² Bearing stress: 112 N/mm²        
Safety factor: 4 Safety factor: 5 Safety factor: 5.7 Safety factor: 6.4 Safety factor: 7.1          
3 x 9 280 230 140 180 160 7 11,3 0,19 7989206
4 x 12 510 410 350 320 280 12,6 20,10 0,35 53804
5 x 15 800 640 560 500 440 19,6 31,40 0,54 53008
5,6 x 17 1000 800 700 630 560 24,6 39,40 0,68 57165
6 x 18 1150 920 800 720 640 28,3 45,20 0,78 56680
6 x 18,5 1150 920 800 720 640 28,3 45,20 0,8 60144
6,3 x 19 1270 1010 880 790 710 31,2 49,90 0,86 7985347
6,3 x 19,1 1270 1010 880 790 710 31,2 49,90 0,86 53012
7 x 22 1560 1250 1090 980 870 38,5 61,60 1,1 59709
7,1 x 21 1560 1250 1090 980 870 39,6 63,30 1,1 53016
7,1 x 21,2 1560 1250 1090 980 870 40 67,00 1,1 62168
8 x 24 2050 1640 1430 1280 1140 50,3 80,40 1,4 62162
9 x 27 2590 2070 1810 1620 1470 63,6 102,00 1,8 55376
10 x 28 3200 2560 2240 2000 1790 78,5 126,00 2,2 7101451
10 x 30 3200 2560 2240 2000 1790 78,5 126,00 2,2 57862
11 x 31 3870 3100 2710 2420 2170 95 152,00 2,7 60931
11,2 x 34 4010 3200 2810 2500 2250 98,5 157,60 2,7 53028
13 x 36 5400 4320 3780 3380 3030 132,7 212,3 3,8 53030
16 x 45 8150 6550 5730 5110 4590 201 322,00 5,7 53017
22 x 66 15500 12500 10840 9680 8680 400 630,00 10,7 7989369
23,5 x 66 17680 14140 12380 11050 9900 434 694,00 12,2 7992988
32 x 90 32790 26200 22950 20480 18360 780 1286,00 21,3 7993904

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