# The Simple Pressure Vessels (Safety) Regulations 2016, Paragraph 11


(1) A manufacturer must, when designing a vessel, define the use to which it will be put, and select—
(a) the minimum working temperature Tmin;
(b) the maximum working temperature Tmax; and
(c) the maximum working pressure PS.
(2) Where a minimum working temperature exceeding - 10°C is selected, the qualities required of the materials must be satisfied at - 10°C.

---
Source: https://www.legislation.gov.uk/uksi/2016/1092/schedule/1/paragraph/11 (the official version)
Page: https://openlegislation.uk/simple-pressure-vessels-safety-regulations-2016/schedule-1/paragraph-11
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.