OCEL ASTM A234WPB Chemický rozbor tavby: C = 0,17; Mn = 0,66; Si = 0,23; Ce = 0,30; P = 0,020; S = 0,004 Pevnost = 489 N/mm2 Tažnost = 42 % Tvrdost HB = 128 Vysvětlivky: Tloušťka STD = standard Tloušťka XS = extra strong

Průměr Označení tloušťky stěny Tloušťka stěny v mm Max. tlak pro vodu a páru do 400°C v kg/cm2 Max. tlak pro vzduch a plyn do 230° C kg/cm2 Max. tlak pro rafinerie do 400°C vnitřní oleje kg/cm2 Max. tlak pro rafinerie do 40°C vnější oleje kg/cm2 3/4'' STD 2.87 70.9 192.5 85.0 194.6 XS 3.91 126.7 281.1 148.1 338.9 1'' STD 3.38 76.5 187.4 91.4 209.2 XS 4.55 127.4 266.9 149.0 341.0 1 1/4'' STD 3.56 52.5 159.1 80.4 184.1 XS 4.85 94.5 227.1 128.9 295.0 1 1/2'' STD 3.68 48.9 145.0 74.0 169.5 XS 5.08 88.9 209.2 120.7 76.1 2'' STD 3.91 44.2 124.5 65.8 150.6 XS 5.54 81.0 184.8 108.8 248.9 2 1/2'' STD 5.16 59.4 141.2 81.4 186.2 XS 7.01 94.8 197.7 122.5 280.4 3'' STD 5.49 53.4 124.5 73.1 167.4 XS 7.62 86.6 178.4 111.5 255.3 3 1/2'' STD 5.74 50.1 114.2 67.6 154.8 XS 8.08 81.4 165.5 105.1 238.5 4'' STD 6.02 47.4 106.5 64.0 146.5 XS 8.56 77.9 156.6 99.6 228.0 5'' STD 6.55 43.3 95.0 57.6 131.8 XS 9..52 71.9 142.5 91.4 209.2 6'' STD 7.11 40.6 87.3 53.9 123.4 XS 10.97 71.9 138.6 90.5 207.1 8'' STD 8.18 37.6 78.3 49.3 113.0 XS 12.70 65.5 124.5 82.3 188.3 10'' STD 9.27 35.3 71.9 45.7 104.6 XS 12.70 52.2 100.1 65.8 150.6 12'' STD 9.52 30.7 61.6 40.2 92.0 XS 12.70 43.9 84.7 55.8 127.6 14'' STD 9.52 28.0 56.5 36.6 83.7 XS 12.70 39.8 77.0 50.3 115.0 16'' STD 9.52 24.5 49.4 32.0 73.2 XS 12.70 34.9 66.7 44.8 102.5 18'' STD 9.52 21.7 43.7 28.3 64.8 XS 12.70 30.8 59.7 39.3 89.9 20'' STD 9.52 19.5 39.8 25.6 58.6 XS 10.70 27.7 53.9 35.7 81.6 24'' STD 9.52 16.3 33.0 21.0 48.1 XS 10.70 22.9 44.9 29.3 66.9

1 kg/cm2 = 0,981 MPa Každý výrobek z tohoto materiálu musí být podle norem, předepsaných pro materiál ASTM A234, označen: a. výrobní značkou b. materiálem a č. tavby c. štítkem s číslem nebo nominální tloušťkou d. rozměrem