SS EN 1993-1-2:2009 (2016)
[Confirmed]
Eurocode 3 - Design of steel structures - General rules - Structural fire design
...375 0,0675
1000 q C 0,040 0,0250 0,0450
1100 q C 0,020 0,0125 0,0225
1200 q C 0,000 0,0000 0,0000
NOTE: For intermediate values of the steel temperature, linear interpolation may
be used...