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Paragraph 36 Allowable stresses

Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below:

(1)

In paragraph 37, the following symbols have the following meanings—

(a)

Re/t, yield limit, indicates the value at the calculation temperature of—

(i)

the upper flow limit for a material presenting upper and lower flow limits,

(ii)

the 1.0 % proof strength of austenitic steel and non-alloyed aluminium,

(iii)

the 0.2 % proof strength in other cases.

(b)

Rm/20 indicates the minimum value of the ultimate tensile strength at 20oC.

(c)

Rm/t designates the ultimate tensile strength at the calculation temperature.