Meet the latest guidelines of the National Association of Chain Manufacturers (NACM)
Suitable for operating furnace doors ,ducts or dampers, skylight mechanisms,etc.
Material: low carbon steel
zinc plated finish, Copper plated finish, Polycoated.
WARNING: DO NOT EXCEED THE WORKING LOAD LIMITS !NOT FOR OVERHEAD LIFTING
Trade
size
Material
size-
inches
Nominal
length per
100links-
inches
Weight
per
100ft-
lbs
Working
load limit
lbs-steel
Working
load limit
lbs-brass
Min.
breaking force
lbs-steel
Min.
breaking force
lbs-brass
18
0.047
39
2.7
9
5
35
20
12
0.105
80
15
50
35
200
140
10
0.135
102
19
83
58
330
230
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