标准号:IS 3768-1966
发布日期:1967/1/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This standard prescribes the requirements and methods of test for flexible ductings (suitable for forced circulation systems only ) made fromPVC-coated fabrics, either unassembled or assembled with push-through joints.