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Shell Material: SA-36 .... stress value before 1971.

Shell Material: SA-36 .... stress value before 1971.

Shell Material: SA-36 .... stress value before 1971.

(OP)
Hello,
Im looking for some information on a specific matter.
AMSE CODE for stress value for material SA-36 before 1971. The code and stress values have changed since then. this pertains to Pressure vessels. if anyone has any info on this or any ideas where i can find this information out i would greatly appreciate it.

Thanks,
Nick

RE: Shell Material: SA-36 .... stress value before 1971.

SA-36 may not have been permitted in earlier editions of ASME Boiler and Pressure Vessel Code for pressure retaining material.

RE: Shell Material: SA-36 .... stress value before 1971.

In the 1968 and 1971 Code, the Safety factor was based on 4:1; i.e., Design allowable stress at 25% of the Mninimum Specified Tensile Strength of the material (SA-36)up to a 650F design temperature.

RE: Shell Material: SA-36 .... stress value before 1971.

Looked in my pre-1999 Sect IID. Was supprised to find that SA-36 was an allowable Sect VIII material. Max Allowable Stress is 12.7 ksi, up to 650°F [not allowed above that temp].

Star for my research?

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