Our chains comply with the European standard (DIN 8187-ISO 606) which describes the dimensional characteristics. They are designed for the most common requirements. These chains are made of carbon steel.(Except Stainless Steel Chain) The plates are core-treated (42 to 46 HRC), the pins are carbonitrided.
12B1 - BS Simplex Staight Sided Chain - Carbon Steel - DIN 8187-ISO 606 Standard - Plates core-treated HRC 42 to 46