Heerka Flange: Heerka Qaran GB/T9115-2000, HEERKA Wasaaradda Mashiinnada JB82-94, Wasaaradda Warshadaha Kiimikada Heerka HG20595-97HG20617-97, Wasaaradda Awoodda Korontada heerka GD0508 ~ 0509, Heerka Ameerikaan ASME/ANSI B16.5, Halbeegga Japan JIS/KS(5K, 10K, 16K, 20K), heerka Jarmal...
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