Specification Nominal D. (mm) Nominal O.D.(mm) Thickness(mm) Theoretical weight(kg/m) hard(Y) half hard(MY) Soft(M) Type A B C Max. working preasure (P Mpa) Max. working preasure (P Mpa) Max. working preasure (P Mpa) A B C A B C A B C A B C 5 6 1.0 0.8 0.6 0.140 0.116 0.091 24.23 18.81 13.70 19.23 14.92 10.87 15.85 112.30 8.96 6 8 1.0 0.8 0.6 0.196 0.161 0.124 17.50 13.70 10.05 13.89 10.87 8.00 11.44 8.96 6.57 8 10 1.0 0.8 0.6 0.252 0.206 0.158 13.70 10.77 7.94 10.87 8.55 6.30 8.96 7.04 5.19 10 12 1.2 0.8 0.6 0.362 0.251 0.191 13.69 8.87 6.56 10.87 7.04 5.21 8.96 5.80 4.29 15 15 1.2 1.0 0.7 0.463 0.391 0.280 10.79 8.87 6.11 8.56 7.04 4.85 7.04 5.80 3.99 - 18 1.2 1.0 0.8 0.564 0.475 0.385 8.87 7.31 5.81 7.04 5.81 4.61 5.80 4.79 3.80 20 22 1.5 1.2 0.9 0.860 0.698 0.531 9.08 7.19 5.92 7.21 5.70 4.23 5.94 4.70 3.48 25 28 1.5 1.2 0.9 1.111 0.899 0.682 7.05 5.59 4.62 5.60 4.44 3.30 4.61 3.66 2.72 32 35 2.0 1.5 1.2 1.845 1.405 1.134 7.54 5.59 4.44 5.99 4.44 3.51 4.93 3.66 2.90 40 42 2.0 1.5 1.2 2.237 1.699 1.369 6.23 4.63 3.68 4.95 3.68 2.92 - - - 50 54 2.5 2.0 1.2 3.600 2.908 1.772 6.06 4.81 2.85 4.81 3.82 2.26 - - - 65 67 2.5 2.0 1.5 4.509 3.635 2.747 4.85 3.85 2.87 - - - - - - 80 85 2.5 2.0 1.5 5.138 4.138 3.125 4.26 3.39 2.53 - - - - - - 100 108 3.5 2.5 1.5 10.226 7.374 4.467 4.19 2.97 1.77 - - - - - - 125 133 3.5 2.5 1.5 12.673 9.122 5.515 3.39 2.40 1.43 - - - - - - 150 159 4.0 3.0 2.0 17.335 13.085 8.799 3.23 2.41 1.60 - - - - - - 200 219 6.0 5.0 4.0 35.733 29.917 24.046 3.53 2.93 2.34 - - - - - -