Line No. Nominal Composition Spec. No. Type/Grade Alloy Desig./ UNS No. Class/ Condition/ Temper Size/ Thickness, mm Min. Tensile Strength, MPa Min. Yield Strength, MPa Applicability and Max. Temperature Limits (NP = Not Permitted) III Applicability and Max. Temperature Limits (NP = Not Permitted) VIII-2 Notes Design Stress Intensity, MPa , for Metal Temperature, °C , Not Exceeding 40 Design Stress Intensity, MPa , for Metal Temperature, °C , Not Exceeding 100 Design Stress Intensity, MPa , for Metal Temperature, °C , Not Exceeding 150 Design Stress Intensity, MPa , for Metal Temperature, °C , Not Exceeding 200 Design Stress Intensity, MPa , for Metal Temperature, °C , Not Exceeding 250 Design Stress Intensity, MPa , for Metal Temperature, °C , Not Exceeding 300 Design Stress Intensity, MPa , for Metal Temperature, °C , Not Exceeding 325 Design Stress Intensity, MPa , for Metal Temperature, °C , Not Exceeding 350 Design Stress Intensity, MPa , for Metal Temperature, °C , Not Exceeding 375 Design Stress Intensity, MPa , for Metal Temperature, °C , Not Exceeding 400 Design Stress Intensity, MPa , for Metal Temperature, °C , Not Exceeding 425
1 1Cr–1Mn–1/4 Mo SA–540 B22 K41420 5 50< t ≤ 100 795 690 371 371 G4 230 218 213 206 200 193 188 183 178 … …
2 1Cr–1Mn–1/4 Mo SA–540 B22 K41420 5 ≤50 825 725 371 371 G4 241 229 223 216 210 203 198 192 187 … …
3 1Cr–1Mn–1/4 Mo SA–540 B22 K41420 4 ≤100 930 825 371 371 G4 276 262 254 248 241 232 226 220 213 … …
4 1Cr–1Mn–1/4 Mo SA–540 B22 K41420 3 ≤100 1000 895 371 371 G3 299 284 277 268 261 251 245 238 231 … …
5 1Cr–1Mn–1/4 Mo SA–540 B22 K41420 2 ≤75 1070 965 371 371 G3 322 306 297 289 281 271 264 257 249 … …
6 1Cr–1Mn–1/4 Mo SA–540 B22 K41420 1 ≤38 1140 1035 316 316 G1 345 328 318 310 301 289 283 … … … …
7 1Cr–1/5 Mo SA–193 B7 G41400 … 100< t ≤180 690 515 427 427 G4 172 160 154 151 146 142 139 136 132 127 122
8 1Cr–1/5 Mo SA–193 B7M G41400 … ≤100 690 550 NP 427 G4 184 171 165 160 156 151 148 145 141 136 130
9 1Cr–1/5 Mo SA–193 B7 G41400 … 64< t ≤ 100 795 655 427 427 G4 219 202 196 191 185 179 176 171 167 161 154
10 1Cr–1/5 Mo SA–193 B7 G41400 … ≤64 860 725 427 427 G4 241 223 216 211 205 198 194 190 185 178 170
11 1Cr–1/2 Mo–V SA–193 B16 K14072 … 100< t ≤ 200 690 585 427 NP … 195 188 183 179 175 170 168 166 163 160 156
12 1Cr–1/2 Mo–V SA–193 B16 K14072 … 100< t ≤ 200 690 585 NP 427 … 195 189 185 182 178 174 171 168 163 159 155
13 1Cr–1/2 Mo–V SA–193 B16 K14072 … 64< t ≤ 100 760 655 427 NP … 219 210 205 200 195 190 188 185 182 179 175
14 1Cr–1/2 Mo–V SA–193 B16 K14072 … 64< t ≤ 100 760 655 NP 427 … 219 211 207 203 199 194 191 187 183 178 173
15 1Cr–1/2 Mo–V SA–540 B21 K14073 5 50< t ≤ 205 795 690 371 371 G4 230 221 216 211 206 200 198 195 192 … …
16 1Cr–1/2 Mo–V SA–540 B21 K14073 5 ≤50 825 725 371 371 G4 241 232 226 221 216 211 208 205 201 … …
17 1Cr–1/2 Mo–V SA–193 B16 K14072 … ≤64 860 725 427 NP … 241 232 226 221 216 211 208 205 201 197 193
18 1Cr–1/2 Mo–V SA–193 B16 K14072 … ≤64 860 725 NP 427 … 241 234 229 224 220 215 212 207 202 197 191
19 1Cr–1/2 Mo–V SA–540 B21 K14073 4 ≤150 930 825 371 371 G4 276 266 258 253 247 241 237 234 230 … …
20 1Cr–1/2 Mo–V SA–540 B21 K14073 3 ≤150 1000 895 371 371 G3 299 288 280 274 268 261 257 253 249 … …
21 1Cr–1/2 Mo–V SA–540 B21 K14073 2 ≤100 1070 965 371 371 G3 322 310 302 295 288 281 277 273 268 … …
22 1Cr–1/2 Mo–V SA–540 B21 K14073 1 ≤100 1140 1035 371 371 G1 345 332 323 316 308 301 297 292 287 … …
23 12Cr–1Mo–V–W SA–437 B4C K91352 … … 795 585 371 371 … 195 187 181 177 173 170 169 167 165 … …
24 12Cr–1Mo–V–W SA–437 B4B K91352 … … 1000 725 371 371 … 241 230 223 218 214 210 207 206 205 … …
25 13Cr SA–193 B6 S41000 … ≤100 760 585 371 371 … 195 185 180 175 170 166 164 162 160 … …
26 17Cr–4Ni–4Cu SA–564 630 S17400 H1100 ≤200 965 795 343 343 G2 264 242 234 226 220 215 212 210 … … …
27 17Cr–4Ni–4Cu SA–705 630 S17400 H1100 ≤200 965 795 343 343 G2 264 242 234 226 220 215 212 210 … … …
28 13/4 Ni–3/4 Cr–1/4 Mo SA–320 L43 G43400 … ≤100 860 725 427 427 G4 241 226 220 212 205 197 192 187 181 174 167
29 2Ni–3/4 Cr–1/4 Mo SA–540 B23 H43400 5 150< t ≤ 240 795 690 371 NP G4 230 218 213 206 200 193 188 183 178 … …
30 2Ni–3/4 Cr–1/4 Mo SA–540 B23 H43400 5 150< t ≤ 240 795 690 NP 371 G4 230 218 212 206 201 193 188 183 178 … …
31 2Ni–3/4 Cr–1/4 Mo SA–540 B23 H43400 5 ≤150 825 725 371 371 G4 241 229 223 216 210 203 198 192 187 … …
32 2Ni–3/4 Cr–1/4 Mo SA–540 B23 H43400 4 ≤240 930 825 371 371 G4 276 262 254 248 241 232 226 220 213 … …
33 2Ni–3/4 Cr–1/4 Mo SA–540 B23 H43400 3 ≤240 1000 895 371 371 G3 299 284 277 268 261 251 245 238 231 … …
34 2Ni–3/4 Cr–1/4 Mo SA–540 B23 H43400 2 ≤240 1070 965 371 371 G3 322 306 297 289 281 271 264 257 249 … …
35 2Ni–3/4 Cr–1/4 Mo SA–540 B23 H43400 1 ≤200 1140 1035 316 316 G1 345 328 318 310 301 289 283 … … … …
36 2Ni–3/4 Cr–1/3 Mo SA–540 B24 K24064 5 150< t ≤ 240 795 690 371 NP G4 230 218 213 206 200 193 188 183 178 … …
37 2Ni–3/4 Cr–1/3 Mo SA–540 B24 K24064 5 150< t ≤ 240 795 690 NP 371 G4 230 218 212 206 201 193 188 183 178 … …
38 2Ni–3/4 Cr–1/3 Mo SA–540 B24 K24064 5 ≤150 825 725 371 371 G4 241 229 223 216 210 203 198 192 187 … …
39 2Ni–3/4 Cr–1/3 Mo SA–540 B24 K24064 4 ≤240 930 825 371 371 G4 276 262 254 248 241 232 226 220 213 … …
40 2Ni–3/4 Cr–1/3 Mo SA–540 B24 K24064 3 ≤240 1000 895 371 371 G3 299 284 277 268 261 251 245 238 231 … …
41 2Ni–3/4 Cr–1/3 Mo SA–540 B24 K24064 2 ≤240 1070 965 371 371 G3 322 306 297 289 281 271 264 257 249 … …
42 2Ni–3/4 Cr–1/3 Mo SA–540 B24 K24064 1 ≤200 1140 1035 316 316 G1 345 328 318 310 301 289 283 … … … …
43 2Ni–3/4 Cr–1/3 Mo–V SA–540 B24V K24070 3 ≤280 1000 895 371 371 G3 299 284 277 268 261 251 245 238 231 … …
44 25Ni–15Cr–2Ti SA–453 660 S66286 A … 895 585 427 427 … 195 191 188 186 183 180 179 177 176 174 172
45 25Ni–15Cr–2Ti SA–453 660 S66286 B … 895 585 427 427 … 195 191 188 186 183 180 179 177 176 174 172
46 16Cr–12Ni–2Mo SA–193 B8M S31600 1/Sol.treat. … 515 205 427 427 … 130 121 107 99.2 92.8 88.1 86.1 84.4 83.2 82.0 80.7
47 16Cr–12Ni–2Mo SA–193 B8MA S31600 1A/Sol.treat. … 515 205 427 427 … 68.9 58.4 53.7 49.9 46.8 44.1 43.0 42.1 41.3 40.6 40.0
48 16Cr–12Ni–2Mo–N SA–193 B8MNA S31651 1A/Sol.treat. … 515 205 427 427 … 130 122 112 105 99.1 93.7 91.7 89.8 87.9 86.1 84.9
49 18Cr–8Ni SA–193 B8 S30400 1/Sol.treat. … 515 205 427 427 … 130 114 103 95.7 90.1 84.5 83.1 81.1 79.2 77.3 76.0
50 18Cr–8Ni SA–193 B8A S30400 1A/Sol.treat. … 515 205 427 427 … 68.9 56.3 51.6 47.9 45.3 42.7 41.8 41.2 40.6 39.7 38.7
51 18Cr–8Ni–N SA–193 B8NA S30451 1A/Sol.treat. … 515 205 427 427 … 130 112 99.0 89.6 83.7 79.6 75.6 74.4 73.2 71.9 70.8
52 18Cr–8Ni–4Si–N SA–193 B8S S21800 Sol.treat. … 655 345 427 427 … 164 160 150 137 129 123 121 119 118 116 115
53 18Cr–8Ni–4Si–N SA–193 B8SA S21800 Sol.treat. … 655 345 427 427 … 164 160 150 137 129 123 121 119 118 116 115
54 18Cr–10Ni–Cb SA–193 B8C S34700 1/Sol.treat. … 515 205 427 427 … 130 122 113 107 104 99.7 98.1 96.7 95.0 94.4 93.8
55 18Cr–10Ni–Ti SA–193 B8T S32100 1/Sol.treat. … 515 205 427 427 … 130 122 114 106 99.8 94.2 92.7 91.1 88.7 87.5 86.3
56 19Cr–9Ni–Mo–W SA–453 651 S63198 B >76 655 345 427 427 … 115 104 97.8 92.1 88.3 84.0 82.0 80.4 79.1 77.8 76.6
57 19Cr–9Ni–Mo–W SA–453 651 S63198 B ≤76 655 415 427 427 … 138 125 117 111 105 101 99.2 97.0 94.8 92.9 91.1
58 19Cr–9Ni–Mo–W SA–453 651 S63198 A >76 690 415 427 427 … 138 125 117 111 105 101 99.2 97.0 94.8 92.9 91.1
59 19Cr–9Ni–Mo–W SA–453 651 S63198 A ≤76 690 485 427 427 … 161 146 136 129 123 118 116 113 111 108 106
60 22Cr–13Ni–5Mn SA–193 B8R S20910 1C/Sol.treat. … 690 380 427 427 … 126 107 99.8 94.2 89.7 86.2 85.3 84.5 83.2 82.0 81.4
61 22Cr–13Ni–5Mn SA–193 B8RA S20910 Sol.treat. … 690 380 427 427 … 126 107 99.8 94.2 89.7 86.2 85.3 84.5 83.2 82.0 81.4
62 67Ni–30Cu SB–164 … N04400 Annealed … 485 170 427 427 … 115 99.4 93.7 91.1 90.4 90.3 90.3 90.3 90.2 88.9 87.9
63 67Ni–30Cu SB–164 … N04400 Hotworked … 515 205 427 427 … 115 99.4 93.7 91.1 90.4 90.3 90.3 90.3 90.2 88.9 87.9
64 67Ni–30Cu SB–164 … N04400 Hotworked … 550 275 427 427 … 115 99.4 93.7 91.1 90.4 90.3 90.3 90.3 89.4 89.1 88.4
65 67Ni–30Cu SB–164 … N04400 CD–str.rel. … 550 345 260 260 … 114 99.6 95.1 91.2 91.0 … … … … … …
66 67Ni–30Cu SB–164 … N04400 CD–str.rel. … 580 380 260 260 … 126 110 104 101 101 … … … … … …
67 67Ni–30Cu SB–164 … N04400 Asdrawn … 585 380 260 260 … 126 110 104 101 101 … … … … … …
68 67Ni–30Cu SB–164 … N04400 CD–str.rel. … 600 415 260 260 … 138 120 113 109 109 … … … … … …
69 67Ni–30Cu SB–164 … N04400 Asdrawn … 760 585 260 260 … 195 170 161 155 155 … … … … … …
70 67Ni–30Cu–S SB–164 … N04405 Annealed … 485 170 427 427 … 114 99.5 93.7 91.1 … 90.3 90.3 90.3 … … …
71 67Ni–30Cu–S SB–164 … N04405 Hotworked … 515 240 427 427 … 129 129 129 129 129 129 … … 123 … …
72 67Ni–30Cu–S SB–164 … N04405 Asdrawn … 585 345 260 260 … 114 99.6 95.1 91.2 91.0 … … … … … …
73 53Ni–19Cr–19Fe–Cb–Mo SB–637 … N07718 Sol.&precip.harden ≤150 1275 1035 427 427 … 345 330 323 318 315 312 311 310 309 308 306
74 70Ni–16Cr–7Fe–Ti–Al SB–637 2 N07750 … <100 1170 795 427 427 … 264 257 254 251 248 247 247 246 245 245 244