ASME SECTION VIII Div. 1, Div. 2-Classes 1~3 Allowable Stress Table
[Div. 1 WORK] ASME SEC. II PART D Table 1A [SI Unit]ASME SEC. II PART D Table 1A [USC Unit]
No.MATERIALShell Allowbale Thick.Min. Tensile StrengthMin. Yield StrengthAllowable Stress

Sd (MPa)
Min. Yield Strength for Hydrostatic-TestExternal Pressure (CS-Chart No)..No.MATERIALShell Allowbale Thick.Min. Tensile StrengthMin. Yield StrengthAllowable Stress

Sd (ksi)
Min. Yield Strength for Hydrostatic-TestExternal Pressure (CS-Chart No)..
t (mm)St (MPa)Sy (MPa)40¨¬C65¨¬C100¨¬C125¨¬CSyt (MPa)CS..t (mm)St (ksi)Sy (ksi)100¨¬F
37.8¨¬C
150¨¬F
65.6¨¬C
200¨¬F
93.3¨¬C
250¨¬F
121.1¨¬C
Syt (ksi)....
1SA516-55380205108184.5CS-11SA516-5555.030.015.715.715.715.726.8CS-1
2SA516-60415220118198CS-22SA516-6060.032.017.117.117.117.128.7CS-2
3SA516-65450240128216CS-23SA516-6565.035.018.618.618.618.631.3CS-2
4SA516-70485260138234CS-34SA516-7070.038.020.020.020.020.034.0CS-3
5SA537-CL1t ¡Â 64t485345138138138137310.5CS-45SA537-CL1t ¡Â 64t70.050.020.020.020.019.945.1CS-4
6SA537-CL164 < t ¡Â 100450310128279CS-46SA537-CL164 < t ¡Â 10065.045.018.618.618.618.640.5CS-4
7SA537-CL2t ¡Â 64t550415158158158157373.5CS-47SA537-CL2t ¡Â 64t80.060.022.922.922.922.854.2CS-4
8SA537-CL264 < t ¡Â 100515380148148147147342CS-48SA537-CL264 < t ¡Â 10075.055.021.521.521.321.349.6CS-4
9SA537-CL2100 < t ¡Â 150485315138138138137283.5CS-49SA537-CL2100 < t ¡Â 15070.046.020.020.020.019.941.1CS-4
10SA36400250114225CS-210SA3658.036.016.616.616.616.632.7CS-2
11SA285-A31016588.9148.5CS-211SA285-A45.024.012.912.912.912.921.6CS-2
12SA285-B¡Â50t34518598.6166.5CS-212SA285-B¡Â50t50.027.014.314.314.314.324.2CS-2
13SA285-C¡Â50t380205108184.513SA285-C¡Â50t55.030.015.715.715.715.726.8
14SA240-304G5515205138138137134184.514SA240-304G575.030.020.020.019.919.526.8
15SA240-304LG548517011515315SA240-304LG570.025.016.716.716.716.722.2
16SA240-316G5515205138184.516SA240-316G575.030.020.020.020.020.026.8
17SA240-316LG548517011515317SA240-316LG570.025.016.716.716.716.722.2
18SA553-TYPE1W4690585197197182178526.518SA553-TYPE1W4100.085.028.628.626.425.876.4
[Div. 2 - Class 2 WORK] ASME SEC. II PART D Table 5A [SI Unit]ASME SEC. II PART D Table 5A [USC Unit]
No.MATERIALShell Allowbale Thick.Min. Tensile StrengthMin. Yield StrengthAllowable Stress

Sd (MPa)
Min. Yield Strength for Hydrostatic-TestExternal Pressure (CS-Chart No)..No.MATERIALShell Allowbale Thick.Min. Tensile StrengthMin. Yield StrengthAllowable Stress

Sd (ksi)
Min. Yield Strength for Hydrostatic-TestExternal Pressure (CS-Chart No)..
t (mm)St (MPa)Sy (MPa)40¨¬C65¨¬C100¨¬C125¨¬CSyt (MPa)CS..t (mm)St (ksi)Sy (ksi)100¨¬F
37.8¨¬C
150¨¬F
65.6¨¬C
200¨¬F
93.3¨¬C
250¨¬F
121.1¨¬C
Syt (ksi)....
1SA516-55380205138130126124194.751SA516-5555.030.020.018.918.318.028.3
2SA516-604152201471381341322092SA516-6060.032.021.320.019.519.230.3
3SA516-654502401611511471442283SA516-6565.035.023.421.921.320.933.1
4SA516-704852601751641591572474SA516-7070.038.025.423.823.122.835.8
5SA537-CL1t ¡Â 64t485345201327.755SA537-CL1t ¡Â 64t70.050.029.229.229.229.247.6
6SA537-CL164 < t ¡Â 100450310187187181174294.56SA537-CL164 < t ¡Â 10065.045.027.127.126.325.342.7
7SA537-CL2t ¡Â 64t550415230394.257SA537-CL2t ¡Â 64t80.060.033.433.433.433.457.2
8SA537-CL264 < t ¡Â 1005153802153618SA537-CL264 < t ¡Â 10075.055.031.231.231.231.252.4
9SA537-CL2100 < t ¡Â 150485315201196185178299.259SA537-CL2100 < t ¡Â 15070.046.029.228.426.925.843.4
10SA36400250165156151148237.510SA3658.036.024.022.621.921.534.5
11SA285-Bt ¡Â 50t345185124117113111175.7511SA285-Bt ¡Â 50t50.027.018.017.016.416.125.5
12SA285-Ct ¡Â 50t380205138130126124194.7512SA285-Ct ¡Â 50t55.030.020.018.918.318.028.3
13SA240-304515205138194.7513SA240-30475.030.020.020.020.020.028.3
14SA240-304L485170115161.514SA240-304L70.025.016.716.716.716.723.4
15SA240-316515205138194.7515SA240-31675.030.020.020.020.020.028.3
16SA240-316L485170115161.516SA240-316L70.025.016.716.716.716.723.4
17SA553-TYPE1t ¡Â 150690585273555.75W417SA553-TYPE1t ¡Â 150100.085.039.639.639.639.680.6W4
18SA553-TYPE1-OLD»ç¿ëºÒ°¡690585287555.75W318SA553-TYPE1-OLD»ç¿ëºÒ°¡100.085.041.641.641.641.680.6W3
[Div. 2 - Class 1 WORK] ASME SEC. II PART D Table 5A [SI Unit]ASME SEC. II PART D Table 5A [USC Unit]
No.MATERIALShell Allowbale Thick.Min. Tensile StrengthMin. Yield StrengthAllowable Stress

Sd (MPa)
Min. Yield Strength for Hydrostatic-TestExternal Pressure (CS-Chart No)..No.MATERIALShell Allowbale Thick.Min. Tensile StrengthMin. Yield StrengthAllowable Stress

Sd (ksi)
Min. Yield Strength for Hydrostatic-TestExternal Pressure (CS-Chart No)..
t (mm)St (MPa)Sy (MPa)40¨¬C65¨¬C100¨¬C125¨¬CSyt (MPa)CS..t (mm)St (ksi)Sy (ksi)100¨¬F
37.8¨¬C
150¨¬F
65.6¨¬C
200¨¬F
93.3¨¬C
250¨¬F
121.1¨¬C
Syt (ksi)....
1SA516-553802051261261261241241SA516-5555.030.018.318.318.318.018.0
2SA516-604152201381381341322092SA516-6060.032.020.020.019.519.230.3
3SA516-654502401501501471442283SA516-6565.035.021.821.821.320.933.1
4SA516-704852601611611601572474SA516-7070.038.023.423.423.222.835.8
5SA537-CL1t ¡Â 64t485345161161160159327.755SA537-CL1t ¡Â 64t70.050.023.423.423.223.147.6
6SA537-CL164 < t ¡Â 100450310150294.56SA537-CL164 < t ¡Â 10065.045.021.821.821.821.842.7
7SA537-CL2t ¡Â 64t550415184394.257SA537-CL2t ¡Â 64t80.060.026.726.726.726.757.2
8SA537-CL264 < t ¡Â 1005153801723618SA537-CL264 < t ¡Â 10075.055.025.025.025.025.052.4
9SA537-CL2100 < t ¡Â 150485315161161160159299.259SA537-CL2100 < t ¡Â 15070.046.023.423.423.223.143.4
10SA36400250165156151148237.510SA3658.036.024.022.621.921.534.5
11SA285-Bt ¡Â 50t345185124117113111175.7511SA285-Bt ¡Â 50t50.027.018.017.016.416.125.5
12SA285-Ct ¡Â 50t380205138130126124194.7512SA285-Ct ¡Â 50t55.030.020.018.918.318.028.3
13SA240-304515205138194.7513SA240-30475.030.020.020.020.020.028.3
14SA240-304L485170115161.514SA240-304L70.025.016.716.716.716.723.4
15SA240-316515205138194.7515SA240-31675.030.020.020.020.020.028.3
16SA240-316L485170115161.516SA240-316L70.025.016.716.716.716.723.4
17SA553-TYPE1t ¡Â 150690585273555.75W417SA553-TYPE1t ¡Â 150100.085.039.639.639.639.680.6W4
18SA553-TYPE1-OLD»ç¿ëºÒ°¡690585287555.75W318SA553-TYPE1-OLD»ç¿ëºÒ°¡100.085.041.641.641.641.680.6W3