High Steels

Standard: EN 10025-6:2004, European standard for hot-rolled structural . Part 6 – Technical delivery conditions for flat products of high yield strength structural steels in the quenched and tempered condition

Gangsteel produced and export EN10025-6 high strength S690Q steel plate, We had min 1000tons stock for high strength S690Q equal grade and we also provide the cutting service with cnc, water cutting or laser cutting. Related keywords:en s690q,en 10025 s690ql,en 10025-6 s690q,en 10137 2 grade s690q,en 10025-6 s690ql equivalent astm,s690ql en 10025,s690q en 10025-6,en 10025 s690ql1,s690q en 10137-2,en 10137-2 s690ql,s690ql en 10025-6,en 10025 s690q,en 10025 steel,en 10025-s355j2men 10025-2 s355jr,en 10025 astm equivalent,en 10025-6 s690ql,en 10025 s690ql,en 10025 steel equivalent,en 10025 s355k2g4,en 10025-6 s690ql equivalent astm,en 10025-6 s690q,bs en 10025-6-s690ql,acero en 10025-6 s690ql,en 10025 s690ql1,en 10025 p 6 2004 s690ql,en 10025-1 equivalent,ss-en 10025-6 s690ql and en 10025-6 grade s690ql.

optimal know-how, acceptable warmth input and the cooling price in the temperature range from 600° C to 200° C. Present analysis through the automation process, fastidiously choice consumable and controlling cooling rate in the temperature range from 600° C to 200° C gave the welded joint with out cracks and pores.

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S690Q is stunning yield quality real steels review in the quenched and tempered. The picture S is relating steel, 690 for the base yield quality in thickness under 50mm.The Symbol Q mean the vehicle condition in secured and tempered. S690q could be through the 20-temperature impact and the significance is 30J.Definition of BS7608 fatigue classes for structural steels Concerning the oxy fuel cutting, the Loga mean test values of S355M and S690Q are lower than the corresponding Loga limit values obtained for the design class B, so class B cannot be applied strictly to S355M and S690Q with oxy fuel cut edges. Consequently, the analysis followed here provides the same fatigue class for oxy fuel cut straight Down Loadstone Supplier.Gangsteel supply high strength steel plates in S690Q,S690QL,S690QL1,S890Q,S960Q,S890QL
Equivalent Grades of EN 10025–6:2004 S690QL Steel Plate

Grade

Standards

Country

S690QL EN10137-2 EN10025-6:2004

EN

EUROPE

A709-100

ASTM

USA

TStE690V DILLIMAX 690 NAXTRA 70

DIN, WNr

GERMANY

E690T E690TFP S690T

AFNOR/ NF A36- 204

FRANCE

FeE690VKT

EN

EUROPEAN (OLD)

2625 WELDOX 700

SS

SWEDON

E690

ISO 4952

INTER

JFE HITEN 780LE

JIS

JAPAN

ALFORM 700

AUSTRIA

mechanical properties of grade EN10025-6 S690Q

 

Minimum yield strength – ReH
MPa

Tensile strength Rm
MPa

Minimum elongation – A
Lo = 5,65* √So (%)

Steel grade

Nominal thickness
mm

Nominal thickness
mm

 

>3
≤50

>50
≤100

>100
≤150

>3
≤50

>50
≤100

>100
≤150

S690Q

690

650

630

770-940

760-930

710-900

14

EN10025-6 Notch impact test.
Notch impact test – longitudinal. Minimum values of impact energy for impact tests on longitudinal V-notch test pieces for quenched and tempered steel

EN10025 S690Q Structural Steel. EN10025:6:2004 Hot Rolled S690Q, Steel Number 1.8928. 690 N/MM 2 high yield, high strength structural steel plate notch impact tested in longitudinal direction to the rolling direction at 40degree C, thus being excellent in forming and Pharmacia ita welding properties that achieve another higher level of beauty and durability in steel engineering structure. Steel Plate 2.25Cr1Mo0.25V(H) S690QSteel Plate 2.25Cr1Mo0.25V(H) Category Pressure Vessel and Boiler Steel Plate ModelWYJ046 2006 Standard Specification is for boilers and pressure vessels designed in H2 service. The dimension, shape, weight and permissible deviation shall comply with SA20/SA20M.Optimal welding technology of high strength steel S690Q For the S690Q L steel, the recommended . preheating temperature should be 150

Temperature
°C

-20

0

Min. absorbed energy
J

40

50

Notch impact test – transverse. Minimum values of impact energy for impact tests on transverse V-notch test pieces for quenched and tempered steel, when the impact test on transverse test pieces is agreed at the time of the order.

Temperature
°C

-40

-20

0

Min. absorbed energy
J

27

30

35

The tables below show the chemical composition of grade EN10025-6 S690Q

 

Ladle analysis.
Depending on the thickness of the product and the manufacturing conditions, the manufacturer may add to the steel one or several alloying elements up to the maximum values given in order to obtain the specified properties.
Nb, Ti, V, Zr shall be at least 0,015 % of a grain-refining element present. Aluminum is also one of these elements. The minimum content of 0,015 % applies to soluble aluminum, this value is regarded as attained if the total aluminum content is at least 0,018 %; in case of dispute the soluble aluminum content shall be determined.

Steel grade

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.
%

Zr
max.
%

CEV
max. %

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

≤50

>50
≤100

>100
≤150

S690QL

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

0,15

0,65

0,77

0,83

 

EN10025-6 S690Q Steel Grade Equivalent Table

European old
EU 137 (1983)

France
AFNOR

Sweden
SS

Germany
DIN,WNr

FeE 690 V KT

E690T

2625

TStE690V

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

The subject of the research, results of that are offered on this paper, was experimental investigation of welded samples of the high strength steel S690QL. In order to ascertain the optimal welding procedure, one has to check and/or verify completely different parameters of the chosen expertise.

They possess exceptional mechanical properties, especially tensile energy and toughness. Those favorable properties are being achieved by application of particular procedures of thermo-mechanical processing and simultaneous alloying with enough components. The advantages that the S690QL steels have with respect to other steels are being introduced right here. However, possibilities for application of those steels in accountable welded constructions are restricted due to their only comparatively good weldability. The particular procedures for enhancing it are discussed right here, primarily preheating, controlled heat enter during welding and additional heat remedy of the welded joint.

Weldability Of High Hardness Armor Steel

At the warmth input of 44.8kJ/cm, nevertheless, toughness decreased clearly due to the coarsening of coarse-grained HAZ and formation of ferrite at bainite grainboundary of weld metal. On the other hand, cooling rates at PWHT didn’t impact on the modifications in microstructure and mechanical properties. Even although tensile energy and impression toughness at all welding circumstances of this study have been above the minimal specification requirement, it was confirmed that warmth input of 30.9kJ/cm was the optimum welding condition to improve welding performance by higher warmth enter. enter on the mechanical properties of the welded joint the take a look at steels had been welded with one, two or extra runs, out of which samples had been made for the manufacturing of specimens so as to measure the hardness and impression energy in HAZ .

This redirection of the crack propagation affected the values of the crucial CTOD. Such a type of welded joint is subsequently preferable for the welding of excessive energy low alloy steels, as a result of it allows the manufacturing of a welded joint without preheating.

DIN EN S690Q /S690QL/S690QL1 Condition of Delivery Water quenched and tempered. Typical Applications Heavy road vehicleschassis, dumper bodies. Cranes constructionbooms of mobile cranes. Structural steelworksbridges, bridge components, components for offshore structures. Pressure vesselsfixed and transportable storage tanks, vessels.S690Q Steel Plates Manufacturer in China, S690Q Steel The S690Q grade is austenitic in nature suitable for heavy engineering works. Plus, it has good formability and weldability property. Plates are both magnetic and non magnetic in nature. It serves good resistivity towards crevice and pitting cracking subjected to impact loads.S690QL Plate, S690QL Steel Plates, S690QL Quenched and What is S690QL Steel Plate Legally certified industry Rexton steel & alloys are busy in supplying the excellent and desirable quality of S690QL PLATES globally. They are fully focusing on offering clients with the top notch quality of plates and other essential services.

Structural Steel Plate

S690Q steel is used in structures subject to extreme loadsmining and heavy construction equipment, crane equipment, offshore drilling platforms, supporting structures for wind turbines, bridges and trestles.Plates of S690Q steel grade MetinvestS690Q structural high strength steel with minimum yield strength of 690 MPa supplied in quenched and tempered condition (Q). Plates of S690 steel grade comply with EN 10025 6 standard.S690Q / 1.8931 SteelNumber Chemical composition S690Q Number1.8931 ClassificationAlloy special steel with specified minimum values of impact energy at temperatures not lower than 20 °C StandardEN 10025 62004 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 advantages that the S690QL steels have with respect to different steels are being offered right here.
  • The special procedures for improving it are discussed right here, primarily preheating, controlled heat input throughout welding and additional heat remedy of the welded joint.
  • The generally accepted conditions for the strength overmatched welded joints of excessive strength steel aren’t clearly outlined.
  • Those favorable properties are being achieved by application of special procedures of thermo-mechanical processing and simultaneous alloying with enough elements.
  • However, potentialities for software of those steels in accountable welded structures are limited because of their solely comparatively good weldability.

Success of brazing was determined by testing the mechanical properties, micro hardness and microstructures of the brazed joint. Hardness measurement results instructed the strain hardening of the steel skinny EN10025-6 S690Q steel plate supplier sheets, what imposed necessity of recrystallization annealing. It was necessary to apply each the flux and the silver solder for becoming a member of, since copper and iron are poorly mutually soluble.

que es EN 10025-6 S690Q strength steel

S690q Steel Grade, Mechanical Properties, Chemical Composition, Grade Equivalent

Beside experimental testing, strengthening curves were calculated and numerical evaluation using finite element method was carried out. Both the experimental and numerical results have proven that lower of mecahanical properties happens at approximately 450°C.

This paper presents research of the impact toughness and hardness distribution in particular zones of a ‘single V’butt a number of-pass welded joints of the high-energy low-alloyed steels. Obtained values of the impact toughness are analyzed in correlation with a microstructure in particular zones of the welded joint, along with the micro hardness distribution discovered within the related zones. Based on the carried out analysis and outcomes obtained in experiments, the applied expertise of welding was evaluated. The unique conclusions on affect of the selected welding procedure handbook steel arc for the foundation passes and metal lively fuel for the filling and overlaying passes) on influence toughness of the excessive-power low-alloyed steels are drawn. The paper also presents dialogue on the valid requirements and suggestions associated to welding of these steels, from the side of applications in design of steel welded constructions.

The cooling times resulted, for a heat enter of 10 kJ/cm, in numerical t8/5 (14.5 s) and experimental (18.eighty four s) will increase in hardness in the coarse-grain warmth-affected zone of the QT steel (317 HV0.1), because of the formation of bainite and lath martensite structures with grain development. Decreased hardness within the CGHAZ of TMCP metal (240 HV0.1) was attributable to primary recrystallization of the microstructure and the formation of extra equilibrium merchandise of austenite decomposition. Increasing the warmth enter (14 to 17 kJ/cm) led to numerical t8/5 and experimental decreases in hardness in the CGHAZ of QT metal (270 HV0.1) because of the full austenite , and maintained the relative value of TMCP steel (235 HV0.1). as the welding heat input increase up to 30.9kJ/cm, the modifications of microstructure and impact toughness were small.

High Strength (690mpa)

Our S690Q is a structural steel grade and is produced to give high yield strength during usage. The material can be heat treated using quench and temper techniques. These EN 10025 6 Plates have good forming and welding properties. S690Q plates have higher payload capacity and are energy efficient, hence can be used in leaner structures.S690Q / 1.8928 SteelNumber Chemical composition Nominal thickness = 50(mm) CEV max = 0.65 Nominal thickness from 50 to 100 (mm) CEV max = 0.77 Depending on the thickness of the product and the manufacturing conditions, the manufacturer may add to the steel one or several alloying elements up to the maximum values given in order to obtain the specified propertiesEN 10025 S690QL Brown McFarlaneHigh strength quenched and tempered steel plate can be easily welded and fabricated. We often find that steel plate to EN 10025 S690QL is called different things by different engineers. Plate to this specification and grade is variously described asHigh Strength Quenched and Tempered Steel Plate. If you have requirement for high strength steel plate,please contact us by email.

que es EN 10025-6 S690Q strength steel
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