S550QL (HSLA) Alloy Steel Plate - Knowledge

S550QL (HSLA) Alloy Steel Plate

S550QL belongs to the European standard low-alloy high-strength structural steel plate. The implementation standard of S550QL steel plate is: EN10025 special technical conditions.

S550QL: S represents structural steel, 550 is the yield value in MPa, and Q represents the delivery conditions.

S550QL is often used in the machinery manufacturing industry, such as: heavy industry machinery, engineering machinery, coal mining machinery, mining machinery, pressure components, cranes, traveling cranes, steam turbines, wind power equipment, ship equipment, bridge structures, heavy equipment, large offshore platforms, Hydraulic supports, import and export equipment, etc. are widely used.

S550QL Hsla Steel Chemical Composition:

C max. %	Mn max. %	Si max. %	P max. %	S max. %	B max. %	Nb max. %	V max. %	Ti max. %	Cr max. %	Mo max. %	Ni max. %	Cu max. %	Mo max. %	N max. %
0,20	1,70	0,80	0,020	0,010	0,005	0,06	0,12	0,05	1,50	0,70	2,0	0,50	0,70	0,015

S550QL Low Alloy Steel Mechanical Property:

Minimum yield strength - ReH MPa			Tensile strength Rm MPa			Minimum elongation - A Lo = 5,65*√ So (%)
Steel grade	Nominal thickness mm			Nominal thickness mm
S550QL	>3 ≤50	>50 ≤100	>100 ≤150	>3 ≤50	>50 ≤100	>100 ≤150
S550QL	550	530	490	640-820	640-820	590-770

structural alloy steel plate

Steel Material Sheet

GNEE Group receives visiting customers

structural steel sheets

If you have more needs and questions about steel, please contact us!