13 x 39mm grade 80 lifting chains are high strengh alloy steel chains, which is used for lifting purpose. Working load limit is 5300kg, breaking load reach 212KN min, proof load rest is 133KN min.13mm chains can be made as binder chain with clevis hooks or bent hooks, can be also used for transport or conveoyer.
Material: 20Mn2k (From National Handan Steel Group)
Size: 13 x 39(pitch) x 16.9(inner width min)
Working load limit: 5.3 T
Breaking load: 212KN
Safety factor: 4 times
Production Standard: EN818-2
Finish color: Oil & black color
https://www.bstlschain.com/high-strength-chain/g80-chain/13-x-39mm-grade-80-lifting-chain.html