What is en s690ql1 equivalent grade

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.

s690ql1 Disco steel cutting parts

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With higher mechanical strength as by no means earlier than, our structural steel plates, also called EN S690Q, we develop steel plates with enhanced toughness and minimum impression. In order to make sure that the tensile power of the weld metal fulfils the requirements of the base steel, the warmth enter and interpass temperature must be limited during welding. Experience has proven that the welding conditions must be chosen in order that the cooling time t 8 / 5 doesn’t exceed 20 seconds.

• as the welding heat input enhance up to 30.9kJ/cm, the changes of microstructure and influence toughness were small.
• If a stress relieving warmth remedy is planned throughout or after plate processing, this should also be thought-about when deciding on the filler materials.
• At the warmth input of 44.8kJ/cm, nevertheless, toughness decreased obviously because of the coarsening of coarse-grained HAZ and formation of ferrite at bainite grainboundary of weld metal.
• On the other hand, cooling charges at PWHT didn’t effect on the changes in microstructure and mechanical properties.
• To keep away from hydrogen-induced cold cracking, solely filler supplies, which add very little hydrogen to the base metal, could also be used.

This paper presents the evaluation of the influence of temperature on mechanic properties of the base material and welded joints manufactured from excessive power metal. The joints were welded on S690QL excessive power steel plates using the Metal Active Gas Welding and two filler supplies of different properties. Since the steel S690QL belongs to a gaggle of steels with high power, the purpose of this paper is to determine the temperature at which power begins to decrease.

Yusheng metal owned two inventory warehouses for steel merchandise separately in Shanghai metropolis and Wuyang City. temperature.S690QL1 steel plate should be done at minus 60 centi diploma,it is the highest of all. Due to the materials excessive energy nature, using S690QL will promote leaner designed buildings with increased payload capacity and vitality efficiency. Tensile and impact exams shall be carried out in accordance with EN once per warmth and forty t.

Experimental tensile testings of the welded joints had been carried out at 5 different temperatures within the vary from 20 to 550 °C. The high yield strength of the bottom material have to be taken under consideration EN10025-6 S690QL1 when choosing the filler materials. It ought to be thought-about that increased warmth input results in lower tensile properties within the weld steel.

s690ql1 chemical composition

The test pieces are taken and prepared according to half 1 and 6 of EN 10025. The first problem thought-about is that of the direct corrosion of steel structural components and the affect of setting on enhancing that type of corrosion, in addition to measures that should be taken for its prevention. EQUIMETALS can also offer you shut equivalent and comparable steels from completely different nations, and supply you a listing of the commonest use case situations. For extra particulars on Metal Ore Products and merchandise Enquiry, please get in touch with us. Unless otherwise agreed, the final technical delivery requirements in accordance with EN apply.

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

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

Beside experimental testing, strengthening curves were calculated and numerical analysis using finite element method was carried out. Both the experimental and numerical outcomes have shown that decrease of mecahanical properties happens at approximately 450°C. S690QL1 structural metal plates are shaped after present process the quench and temper remedy. The therapy purifies the plate, leading to a stiff yet gentle – weight steel plate, prepared to be used in high-stress areas requiring low weighing materials for structural assist.

as the welding warmth enter enhance up to 30.9kJ/cm, the changes of microstructure and impact toughness were small. At the warmth input of 44.8kJ/cm, nevertheless, toughness decreased clearly as a result of coarsening of coarse-grained HAZ and formation of ferrite at bainite grainboundary of weld metallic. On the other hand, cooling rates at PWHT did not impact on the modifications in microstructure and mechanical properties. Even although tensile energy and impact toughness at all welding conditions of this study were above the minimum specification requirement, it was confirmed that heat enter of 30.9kJ/cm was the optimum welding condition to improve welding performance by greater warmth input. Conquest Steel and Alloys, the suppliers of Stainless Steel plates, supply a broad range of S690QL1 Steel Plates, an established juggernaut in bearing acute loads and opposing abrasive erosion.

There are important profit by utilizing this high power quenched and tempered steels for maximum structural efficiency in excessive working environments. Gangsteel sincerely hope new and old clients come to enquiry our steel plates.

• Pressure vessels like fastened and conveyable storage tanks, vessels, and so on. use RQT 701, NAXTRA seven hundred structural metal plates because they are malleable smoothly, create slim assemblies, save house and contain constant machining, needed in powerful systems. We create S690QL1 structural steel plates not solely in Stainless Steel but additionally with additives like Nickel, Alloy and Manganese to increase overall utility of the plates. Gangsteel sincerely hope customer may come to our mill and manufacturing unit to examine our high quality and ability in manufacture for our long cooperation. Depending on the thickness of the product and the manufacturing situations, the manufacturer may add to the metal one or a number of alloying parts as much as the maximum values given in order to get hold of the desired properties.