These chains are generally used to transfer power between the engine and the various stimuli and the transfer of objects. Which are categorized according to the following two standards.
Series A chains or American Series standard series that are classified according to DIN 8188 or ISO 606 or ANSI standards. For example, chains of 30, 40, 50, 60, 80 to 240 are part of this group.
Series B chains or European series European series that are classified according to DIN 8187 or ISO 606 standards. For example, chains 08B, 10B, 12B, 16B, 72B are part of this group.
These chains are produced as standard in a row of up to 3 rows, which can also be provided for a higher number of rows. The chains are also stylus, horny, or shaggy in different shapes.