Standard:JIS G 3473
Size: ID 5-420mm WT0.5-50mm L max 12000mm
Grade: STC 370, STC 440, STC 510 A ,STC 510 B, STC 540 ,STC 590 A ,STC 590B
Applications: Mainly used for Cylinder Barrels and other special purposeChemical composition of JIS G3473 carbon s