IS 1536-1989

标准号：IS 1536-1989
发布日期：1990/6/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：1.1 This standard covers the requirements for centrifugally cast ( spun ) iron pipes for pressure main lines for water, gas and sewage, manufac-tured in metal (lined or unlined ) or sand* lined moulds.1.2 This standard is applicable to cast iron pipes having socket/spigot (both lead caulked or push on flexible ) or flanges as specified in this standard. In case of push-on joints the inner profile of socket end and spigot end of the pipe shall depend on the type of rubber gasket ensur-ing that the overall dimensions are maintained for reasons of safety and interchangeability.NOTE — The word 'push on flexible joint' have been referred as 'push-on joint' henceforth in this standard.