Certificate of Quality: ISO 9001:2000 All series Materials: 40Mn steel Color: Dark blue,Bright DIN/ISO ... Industry Roller Chain, Conveyor Chain, Leaf Chain Industry Roller Chain, Conveyor Chain, Leaf Chain: 12,000.00 Tons Per Year Industry Roller Chain, Conveyor Chain, Leaf Chain: 9, ... Expired Date ISO9001: 2008 QAIC, UKAS QAIC/CN/70445-A Scope: The Manufacture and Sales of Industrial Chains Comprising ...