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1926.153(m)(2) "Design Pressure and Classification of Storage Containers"
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Storage containers shall be designed and classified in accordance with Table F-31.
Footnote(1) New storage containers of the 80 type have not been authorized since Dec. 31, 1947.
Footnote(2) Container type may be increased by increments of 25. The minimum design pressure of containers shall per 100 percent of the container type designation when constructed under 1949 or earlier editions of the ASME Code (Par. U-68 and U-69). The minimum design pressure of containers shall be 125 percent of the container type designation when constructed under: (1) the 1949 ASME Code (Par. U-200 and U-201), (2) 1950, 1952, 1956, 1959, 1962, 1965, and 1968 (Division 1) editions of the ASME Code, and (3) all editions of the API-ASME Code.
Footnote(3) Construction of containers under the API-ASME Code is not authorized after July 1, 1061.
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Container type
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For gases with vapor press. Not to exceed lb. per sq. in. gage at 100 deg. F. (37.8 deg. C.)
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Minimum design pressure of container,
lb. per sq. in. gage
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1949 and earlier editions of ASME Code (Par. U-68, U-69)
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1949 edition of ASME Code
(Par. U-200, U-201); 1950, 1952, 1956, 1959, 1962, 1965, and 1968 (Division 1) editions of ASME Code; All editions of API-ASME Code(3)
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80 (1)
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80 (1)
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80 (1)
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100 (1)
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100
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100
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100
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125
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125
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125
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125
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156
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150
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150
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150
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187
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175
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175
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175
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219
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200 (2)
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215
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200
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250
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Footnote(2) Container type may be increased by increments of 25. The minimum design pressure of containers shall per 100 percent of the container type designation when constructed under 1949 or earlier editions of the ASME Code (Par. U-68 and U-69). The minimum design pressure of containers shall be 125 percent of the container type designation when constructed under: (1) the 1949 ASME Code (Par. U-200 and U-201), (2) 1950, 1952, 1956, 1959, 1962, 1965, and 1968 (Division 1) editions of the ASME Code, and (3) all editions of the API-ASME Code.
Footnote(3) Construction of containers under the API-ASME Code is not authorized after July 1, 1061.
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Related Code Sections
1926.153(m)(2) Fire Protection and Prevention, "Design Pressure and Classification of Storage Containers"
Storage containers shall be designed and classified in accordance with Table F-31.
Table F-31
Container type
For gases ...