Steel 16K

Designation

Name The value
Designation GOST Cyrillic 16К
Designation GOST Latin 16K
Transliteration 16K
By chemical elements 16

Description

16K steel is used: for the manufacture of parts, boilers, vessels working under pressure at ambient, elevated and reduced temperatures.

Standards

Name Code Standards
Sheets and strips В23 GOST 5520-79, GOST 19903-74, GOST 19903-90

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d5, % KCU, kJ/m2
Steel hot-rolled sheet in the delivery condition
21-40 ≥245 400-490 ≥22 ≥670
4-20 ≥255 400-490 ≥22 ≥670
41-60 ≥235 400-490 ≥22 ≥670
Leaves categories: 2-4, 10, 16, 18-21 (KCU - as supplied / after mechanical aging)
≤5 ≥255 400-490 ≥22 -
21-40 ≥245 400-490 ≥22 ≥686/343
41-60 ≥235 400-490 ≥22 ≥686/343
5-20 ≥255 400-490 ≥22 ≥686/343

Description mechanical marks

Name Description
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σU Limit short-term strength
d5 Elongation after rupture
KCU Toughness

Technological properties

Name The value
Weldability Welded without any restrictions.