标准号:IS 581-1976
发布日期:1976/10/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:1.1 This standard prescribes the requirements and the methods of sampling and test for vegetable tanned hydraulic leather.1.1.1 This standard does not include leather intended for oil seals covered by IS : 3020-1976*.