They are also used to reduce the length of a strand by one pitch when normal chain elongation has created excess catenary sag on a roller chain drive. They offer excellent resistance against many forms of chemical attack and possess percipitation hardened round parts for improved wear performance. Offset links are supplied with “flatted” connecting pins and a split cotter for ease of assembly in the field. C2062Hss600 600 Ss Ol Cp ASME/ANSI Dbl Pit Roller Chain 1-1/2" Pit,PK5 SENQCIA Ultra-Max 600 series Stainless Steel large roller Double Pitch offset Links are manufactured .
Chain pins are produced from a special chrome-moly alloy steel to improve strength. C2082H Riveted ASME/ANSI Double Pitch RllrChn, 10Ft Bx, 2" Pitch,PK10 Offset links (used to shorten or lengthen a chain strand by 1 pitch) are also available and sold separately. This series possesses large rollers that allow the chain to roll on conveyor tracks to reduce friction.