WIRE ROPE

CHAIN

Temperature Grade of Chain
Grand 80 Grand 100
(‘F) (‘C) Reduction Of working Load Limit WHILE AT Temperature Permanent Reduction of Working Load Limit AFTER EXPOSURE to Temperature Reduction of Working Load Limit WHILE AT Temperature Permanent reduction of working Load Limit AFTER EXPOSURE to Temperature
Below

400

Below

204

None None None None
400 204 10% None 15% None
500 260 15% None 25% 5%
600 316 20% 5% 30% 15%
700 371 30% 10% 40% 20%
800 427 40% 15% 50% 25%
900 482 50% 20% 60% 30%
1000 538 60% 25% 70% 35%
Over 1000 Over 538 OSHA 1910.184 requires all slings exposed to temperatures over 1000 ‘F to be removed from service

SYNTHETIC