标准号:IS 6173 Pt.2-1992
发布日期:1992/3/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This standard covers the dimensions and tolerances on threaded portion of screwing taps for pipe threads of G series, conforming to IS 2643 ( Part 1 ) : 1975 'Dimensions for pipe threads for fastening purposes : Part 1 Basic profile and dimensions', IS 2643 ( Part 2 ) : 1975, Part 2 Tolerances and IS 2643 ( Part 3 ) : 1975, Part 3 Limits of sizes (first revision ); Rp and R0 series conforming to IS 554 : 1985 'Dimensions for pipe threads where pressure tight joints are made on threads (third revision )'.