Table 4.13 Design stress values for tube steels according to BS I I13 (Design and manufacture of water tube steam generating pht)
~~
m-84 b & nickness lblws off for duip vnrpcmnuc ('0 not exceeding &sign
WMOJ^250 Mo^350 400 440 450 460 470 480 490 XXl^510 520 530 540 550 560 570 580 590 600 610 620 (h)
and (N/mm2) Wh*) tmll) lifdme
m-
BS 3059
pan 2-
Alloy steel
243 480 215 149 128 120 117 115 113 112 95 78 62 52 41 32 100 000
03Mo I07 88 70 57 46 37 30 l50000
s1. s2 I00 81 65 53 42 34 28 200000
ERW
and
CEW 95 n 62 50 4.0 32 25 250000
620 460 180 129 129 129 120 116 114 113 I12 93 76 62 52 42 33 27 100000
s1, s2 113 94 76 61 49 40 32 26 22 200000
ERW and
CEW 107 88 70 57 45 37 30 25 20 250000
622-490 490 215 157 153 I49 145 137 135 133 131 118 105 94 a2 n 61 53 45 39 u 29 26 Loo000
s1, s2 130 117 Iw 92 79 MI (^59 52 45 38 33 28) zs 22 200000
I26 I13 (^100 87 75 65 57 49 42 36 32 27 23 20 250000)
629-590 590 400 219 217 215 211 208 207 I95 I76 I59 I44 I29 II5 I03 91 80 MI 58 48 38 31 26 100000
90 1 Mo 207 188 I69 I52 137 I23 110 97 85 74 62 52 42 34 28 23 150000
SI, s2 204 183 165 148 132 118 105 93 81 69 58 18 38 31 zs 22 200000
I99 I79 I59 I44 I29 I15 102 89 78 66 55 45 35 28 24 21 250000
762 720 470 241234230225 215 2OS 201 191 I73 155 I38 I22 I07 93 80 68 58 48 40 33 100000
12CrMoV 200 IW IMI 152 135 IIS 98 85 n 62 52 44 37 30 imm
s1. s2 I97 I80 I64 I46 I28 110 94 80 68 58 49 41 34 28 200000
192 176 16o 142 124 105 90 n 65 55 46 38 32 25 250000
1CriMO 113 I02 83 67 55 44 35 29 25 150000
2:CrlMo 133 I22 108 97 85 73 63 56 48 42 36 31 27 23 150000
After BS 11 13: 1989.