EN 10025-6 high strength steel plates: S500Q, S500QL, S500QL1

Description: EN 10025-6 S500 series steel plates belong to the European standard low alloy high strength structural steel plates. S500 series steel plates include steel grad...

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EN 10025-6 high strength steel plates: S500Q, S500QL, S500QL1 Description

EN 10025-6 high strength steel plates: S500Q, S500QL, S500QL1. Check the complete grade, product form, applicable edition and ordered dimensions.

Identify the Q, QL or QL1 suffix, thickness, ordered impact temperature, certificate and permitted fabrication route.

EN 10025-6 S500 series steel plates belong to the European standard low alloy high strength structural steel plates. S500 series steel plates include steel grades of S500Q, S500QL, S500QL1. EN 10025-6 high strength steel plates S500Q / S500QL / S500QL1 have good plasticity and cold bending properties and good machinability.

EN 10025-6 high strength steel plates: S500Q, S500QL, S500QL1 chemical composition of heat analysis:

Legacy technical table · verification required

Confirm every value against the applicable edition, thickness and material certificate.

Legacy technical table
Grade	C	Si	Mn	P	S	N	B	Cr	Cu	Mo	Nb	Ni	Ti	V	Zr
S500Q	0.20	0.80	1.70	0.025	0.015	0.015	0.005	1.50	0.50	0.70	0.06	4.0	0.05	0.12	0.15
S500QL, S500QL1				0.020	0.010

EN 10025-6 high strength steel plates: S500Q, S500QL, S500QL1 chemical composition of product analysis:

Legacy technical table · verification required

Confirm every value against the applicable edition, thickness and material certificate.

Legacy technical table
Grade	C	Si	Mn	P	S	N	B	Cr	Cu	Mo	Nb	Ni	Ti	V	Zr
S500Q	0.22	0.86	1.8	0.03	0.017	0.016	0.006	1.6	0.55	0.74	0.07	4.1	0.07	0.14	0.17
S500QL, S500QL1				0.025	0.012

EN 10025-6 high strength steel plates: S500Q, S500QL, S500QL1 mechanical properties - tensile test properties at room temperature:

Legacy technical table · verification required

Confirm every value against the applicable edition, thickness and material certificate.

Legacy technical table
EN 10025-6	Steel number	Min. Yield Strength (MPa)				Tensile Strength (MPa)				Min. Elongation
		≥3 ≤50	>50 ≤100	>100 ≤125	>125 ≤200	≥3 ≤50	>50 ≤100	>100 ≤125	>125 ≤200
S500Q	1.8924	500	480	440		590 to 770		540 to 720		17
S500QL	1.8909
S500QL1	1.8984

EN 10025-6 high strength steel plates: S500Q, S500QL, S500QL1 mechanical properties - impact energy on test pieces:

Legacy technical table · verification required

Confirm every value against the applicable edition, thickness and material certificate.

Legacy technical table
EN 10025-6	Min. impact energy (J) at test temperature (℃)
Grade	0		-20		-40		-60
Grade	Longitudinal	Transverse	Longitudinal	Transverse	Longitudinal	Transverse	Longitudinal	Transverse
S500Q	40	30	30	27	-	-	-	-
S500QL	50	35	40	30	30	27	-	-
S500QL1	60	40	50	35	40	30	30	27

The application of EN 10025-6 high strength steel plates S500Q, S500QL, S500QL1 includes construction machinery, mining machinery, coal mining machinery, such as hydraulic support, crane extension arm, excavator support arm, etc. They are mainly used in the manufacture of high welding performance hydraulic support, heavy vehicles, construction machinery and port machinery.

Source and scope

DIN EN 10025-6:2023-06, EN 10025-6:2019+A1:2022 · Quenched and tempered high-yield flat products, scope. Part 6 concerns flat products of high-yield structural steels in the quenched-and-tempered condition. Specify the Q, QL or QL1 grade, ordered thickness and required impact tests.

Apply the cited scope to the matching designation and form. Confirm any remaining technical values with the applicable edition or material certificate.

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