en 10025 high-strength steel

Gangsteel supply EN 10025-6 S690QL1 steel plate and we also had S690QL1 stock list thickness from 5mm to 300mm.We also can provide VL, ABS, BV 3.2 certificate for ship project.
EN10025-6 S690QL1 is Alloy special steel with specified minimum values of impact energy at temperatures not lower than -60 °C.

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The tensile power, hardness and impression power of the welded joint were carried out and it was discovered that the tensile energy and hardness scale back with the rise in heat enter into the weld. However, the impression energy of the weldment increases with the increase in heat enter. Besides it was additionally discovered that V-grooved edge preparation has better mechanical properties as compared with straight edge preparation under the identical situations.

en 10025-6 s690ql1 yield strength steel plate

There are important profit by using this high strength quenched and tempered steels for max structural performance in excessive working environments. We current the experimental-numerical analysis of the influence of temperature on mechanical properties of structural excessive-strength metal class S690QL.

The new standards is EN 10025-6: 2004 Hot rolled products of structural steels. Technical delivery conditions for flat products of high yield strength structural steels in the quenched and tempered condition
The old standard is 10137-2: 1996 Plates and wide flats made of high yield strength structural steels in the quenched and tempered or precipitation hardened conditions. Delivery conditions for quenched and tempered steels

Equal Grade OF S690QL1 STRUCTURAL STEEL PLATE

GRADE	S690QL EN10137-2 EN10025-6:2004	A709-100	TStE690V DILLIMAX 690 NAXTRA 70	E690T E690TFP S690T	FeE690VKT	2625 WELDOX 700	E690	JFE HITEN 780LE	ALFORM 700
STANDARDS	EN	ASTM	DIN , WNr	AFNOR/ NF A36- 204	EN	SS	ISO 4952	JIS
COUNTRY	EUROPE	USA	GERMANY	FRANCE	EUROPEAN (OLD)	SWEDON	INTER	JAPAN	AUSTRIA

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Chemical OF S690QL1 STRUCTURAL STEEL PLATE

C	Si	Mn	P	S	B	Cr	Cu	Mo
0.20	0.80	1.70	0.020	0.010	0.005	1.50	0.50	0.70
N	Nb*	Ni	Ti*	V*	Zr*
0.015	0.06	2.0	0.05	0.12	0.15

En S690QL1 Structural Steel Plate Specification :
Thickness : 12 – 300mm
Width : 1500 – 3500mm
Length : 3000 – 18000mm
Grade : S690QL EN10137-2 EN10025-6:2004, A709-100, DILLIMAX 690, NAXTRA 70, E690T E690TFP S690T, FeE690VKT, WELDOX 700, ALFORM 700

S690QL1 is a tempered and weldable fine grained steel. yield point: >690 N/mm² application: welded steel constructions of various types, e.g. bridges and load-carrying constructions as well as transport vehicles, lifting and earthmoving machines. application limits: at -60°C is warranted a notch impact energy of 30 J (longitudinal test specimen) cold formability: for nominal size < 16 mm bending radius in transversal direction 3xs in longitudinal direction 4xs (s= nominal thickness) hot forming property: allowed only for stress relieve annealing temperature (max. 580°C) suitability for welding: Steel is weldable according to the common welding methods (EURONORM-INFORMATION Nr. 2 has to be considered)

Property of OF S690QL1 STRUCTURAL STEEL PLATE

Plate Thickness	Yield Strength	Tensile Strength	Elongation	Impact Strength
MM	ReH (MPa)	Rm (MPa)	A5 % Minimum	J, Minimum
3 to 50	690	770 – 940	14	30 @ -40º C
> 50 to 100	650	760 – 930	14	30 @ -40º C
> 100 to 150	630	710 – 900	14	30 @ -40º C

S690QL1 is a tempered and weldable fine grained steel. yield point: >690 N/mm² application: welded steel constructions of various types, e.g. bridges and load-carrying constructions as well as transport vehicles, lifting and earthmoving machines. application limits: at -60°C is warranted a notch impact energy of 30 J (longitudinal test specimen) cold formability: for nominal size < 16 mm bending radius in transversal direction 3xs in longitudinal direction 4xs (s= nominal thickness) hot forming property: allowed only for stress relieve annealing temperature (max. 580°C) suitability for welding: Steel is weldable according to the common welding methods (EURONORM-INFORMATION Nr. 2 has to be considered)

 NOTCH IMPACT TESTING OF S690QL1 STRUCTURAL STEEL PLATE

Grade	Sample Orientation	@ 0°C	@-20°C	@-40°C	@-60°C
S690 QL1	Longitudinal	60 J	50 J	40 J	30 J
	Traverse	40 J	35 J	30 J	27 J

Description by Manufacturer

Sell: S690Q, S690QL, S690QL1, S890Q, S890QL, S890QL1, S960Q, S960QL, S620Q, S620QL, S620QL1, S550Q, S550QL, S550QL1, S500Q, S500QL, S500QL1, S460Q, S460QL, S460QL1, Steel plate, EN 10025-4

EN 10025-6 steel grade specification is a high yield strength structural steels in the quenched and tempered condition steel plate grade in S500QL, S500QL1, S460Q, S460QL, S460QL1, S620QL1, S550Q, S550QL, S550QL1, S500Q, S890QL1, S960Q, S960QL, S620Q, S620QL, S690Q, S690QL, S690QL1, S890Q and S890QL steel plate grade.

1. Steel Grade : S690Q, S690QL, S690QL1, S890Q, S890QL, S890QL1, S960Q, S960QL, S620Q, S620QL, S620QL1, S550Q, S550QL, S550QL1, S500Q, S500QL, S500QL1, S460Q, S460QL, S460QL1.

2. Dimension(T*W*L) : Thickness: 6mm to 300mm ; Width: 1500mm to 4020mm ; Length: 4000mm to 18000mm

3. Adopt Standard: EN 10025-6.

4. Heat Treatment:
Hot Rolled, CR, Normalized, Quenched, Tempering, TMCP, Electroslag Remelting Technical.

5. Steel Services: Cutting, Painting, Ball blast, Pretreatment and the Third party in section in DNV, BV, LR, GL, ABS and CCS in super thick ship steel plate

6. Payment Item: 30% TT, or LC and TT

7. Trade Terms: FOB, CFR, CIF

8. Delivery Time: 30-40days

Remarkable crack resistant weld metallic together with very low hydrogen content material. Therefore, suitable for the economic processing of excessive-energy and low temperature fantastic grained structural steels. Excellent welding properties together with FL 155 excessive basic flux even in narrow gabs. To get hold of optimum mechanical properties the warmth enter ought to be saved under 15 kJ/cm and interpass temperature between one hundred and a hundred and fiftyºC. The high yield energy of the base materials have to be taken into account when choosing the filler materials.

• Resume In this paper are thought-about an important properties of a special class of excessive power steels S690QL, which could be categorised into the group of special low alloyed steels.
• The advantages that the S690QL steels have with respect to other steels are being presented here.
• They possess exceptional mechanical properties, especially tensile power and toughness.
• Those favorable properties are being achieved by utility of special procedures of thermo-mechanical processing and simultaneous alloying with sufficient components.
• However, potentialities for utility of those steels in responsible welded structures are restricted because of their solely relatively good weldability.

This along with excessive cleanliness, makes Strenx® performance steels essentially the most competitive various for cold fashioned and welded products. Construction of buildings, bridges, towers and different buildings demand gear and machines which are inordinately rigid and rugged. If buckets, bulldozers, cranes, vehicles, loaders, etc. are made from EN S690QL1, EN S690Q, ALDUR seven hundred Q and other alternates of S690QL1 steel plates, it’ll catalyse the speed of development. S690QL1 plates supply colossal corrosion resistance, rugged steel our bodies that do not crack or dent, superior payload, etc.

The new standards is EN 10025-6: 2004 Hot rolled products of structural steels. Technical delivery conditions for flat products of high yield strength structural steels in the quenched and tempered condition
The old standard is 10137-2: 1996 Plates and wide flats made of high yield strength structural steels in the quenched and tempered or precipitation hardened conditions. Delivery conditions for quenched and tempered steels

In hazardous industries, corresponding to offshore oil extraction and gas production crops, safety is of utmost significance. We consider it too, to supply S690QL1 structural steel plates like JFE 780LE, EN S690Q, EN S690QL, and so on. that not only have high mechanical forte but also toughened plates through heat therapy that avoid ruptures, thereby ensuring security onboard.

• Agriculture industry utilises DIN TStE690V, RQT 70, and so on. metal plates in machines like tractors, mix harvesters, disc harrows, sprayers, etc. to oppose friction and fissures triggered due to fixed contact with mud and stones. The supreme hardness of steel surfaces breaks rocks into small parts quickly.

s690ql1 high strength steel

We are mega distributors of S690QL1 structural metal plates, in India and international nations. • Pressure vessels like fixed and portable storage tanks, vessels, and so on. use RQT 701, NAXTRA seven hundred structural steel plates because they are malleable easily, create slim assemblies, save area and contain constant machining, needed in powerful systems.

Conquest Steel and Alloys, the suppliers of Stainless Steel plates, supply a broad range of S690QL1 Steel Plates, a longtime juggernaut in bearing acute loads and opposing abrasive erosion. With greater mechanical strength as never earlier than, our structural steel plates, also known as EN S690Q, we develop metal plates with enhanced toughness and minimum impression. S690QL1 structural metal plates are fashioned after undergoing EN10025-6 S690QL1 the quench and mood treatment. The therapy purifies the plate, resulting in a stiff yet gentle – weight metal plate, ready for use in excessive-stress areas requiring low weighing materials for structural assist. as the welding warmth input increase up to 30.9kJ/cm, the changes of microstructure and impression toughness have been small.

At the warmth enter of forty four.8kJ/cm, nevertheless, toughness decreased clearly due to the coarsening of coarse-grained HAZ and formation of ferrite at bainite grainboundary of weld metallic. On the other hand, cooling charges at PWHT did not effect on the modifications in microstructure and mechanical properties. Even though tensile power and impression toughness at all welding conditions of this research were above the minimal specification requirement, it was confirmed that heat input of 30.9kJ/cm was the optimum welding situation to enhance welding performance by higher warmth enter.