Brides - انواع اتصالات ، فلنج ، لوله ، شیرآلات ، پیچ و مهره و ... در تا
F1 F2 F5 F9 F11 Class 2 F12 Class 2 F22 Class 3 F304 F304 L F316 F316 L F321 F347 F348 F310 ASTM ASTM 3-7 materials requirements 0,50 maxi 8,0 – 11,0 8,0 – 13,0 10,0 – 14,0 10,0 – 15,0 9,0 – 12,0 9,0 – 13,0 9,0 – 13,0 19,0 – 22,0 0,44 – 0,65 0,44 – 0,65...