EN 10025-6 S620Q strength steel

Gangsteel produce and supply materials of EN10025-6 S620q steel plate and equal grade S590Q, S690Q, , S690QL1, WQ690D, Q550D, WQ590D, WH70Q, WDB620E, WH785E S620q steel plate Executive standard: EN10025-6, GB/T16270-2009.
EN10025-6 S620q Alloy special steel with specified minimum values of impact energy at temperatures not lower than -20 degree .
Chemical composition of steel S620Q (1.8914), Standards of steel S620Q (1.8914) and Mechanical Properties of steel S620Q (1.8914) grades of steel S620Q (1.8914)
about the steel S620Q (1.8914) Tensile Strength, Elongation, Proof strength , Hardness, please see our table.

Since the primary utility of metal in steel constructions within the nineteenth century the development of metal building has been intently linked to the event in material properties and production strategies. Significant achievements concerning strength, financial system, design versatility, fabrication and erection techniques and service efficiency would not have been potential with out the substantial improvements of high energy metal plate. For QT steels EN has an choice regarding flangeability for material with a nominal t sixteen mm. For the 5690 grade the minimum bend radius is 3.0 times t with the axis of the bend in the transverse direction and 4.0 occasions t in the longitudinal path. For TM steels EN has choices relating to flangeability for materials with a nominal thickness t 5 12 mm and roll forming for material with t 5.
Besides this warmth treatment the good stability between energy and toughness is based on the truth that these steels are alloyed by including micro-alloying components precipitating as finely distributed carbonitrides. Even the shipbuilding business has began to design with excessive strength metal. Nevertheless, this text focuses on the high power metal plate grades which are right now used in metal development in Europe although we all know that engineers on this area can profit a lot from the good experience made in different branches.
S620QL steel plate

  1. What is EN 10025-6 S620Q steel plat?
    EN10025-6 S620Q steel plate is EN 1.8914, Alloy special steel with specified minimum values of impact energy at temperatures not lower than -20 ° C. The main adopt standard are EN 10025-6: 2004 Hot rolled products of structural steels. Technical delivery conditions for flat products of high strength structural steels in the quenched and tempered condition

  EN 10137-2: 1996 S620Q  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

  1. What is EN 10025-6 S620Q OR 1.8914 Chemical composition %   of   steel  EN 10025-6  S620Q (1.8914):   EN 10025-6-2004

C

Si

Mn

Ni

P

S

Cr

Mo

V

N

Nb

Ti

Cu

Zr

B

CEV

max   0.2

max   0.8

max   1.7

max   2

max   0.025

max   0.015

max   1.5

max   0.7

max   0.12

max   0.015

max   0.06

max   0.05

max   0.5

max   0.15

max   0.005

max   0.83

 

  1. What is Mechanical properties of   steel   EN 10025-6 S620Q (1.8914)?

Nominal thickness (mm):  

3 – 100

100 – 150

Rm – Tensile strength (MPa)

700-890

650-830

  1. What is Equivalent grades of   steel  EN10025-6 S620Q (1.8914)

EU
EN

Germany
DIN,WNr

France
AFNOR

European old
EN

S620Q

StE620V

E620TR

FeE620V

 

EN10025-6 EQUAL Grade list in China warehouse 

 

Grade

size mm

Thick mm

Wide mm

Long mm

Tons

Quantity

High-strength structural stee plate

BS960E

7*1600*11300

7

1600

11300

2.023

2

 

Q550CFD

16*2500*12000

16

2500

12000

3.768

1

 

Q550CFD

16*2500*12000

16

2500

12000

3.768

1

 

Q550CFD

20*2500*12000

20

2500

12000

4.71

1

 

Q550CFD

20*2500*12000

20

2500

12000

4.71

1

 

Q550CFD

20*2500*12000

20

2500

12000

4.71

1

 

Q550CFD

36*2500*9500

36

2500

9500

6.712

1

 

Q550CFD

36*2500*9500

36

2500

9500

6.712

1

 

Q550CFD

36*2500*9500

36

2500

9500

6.712

1

 

Q550CFD

36*2500*9500

36

2500

9500

6.712

1

 

Q690CFD

30*2550*10640

30

2550

10640

6.39

1

 

SC960E

30*1550*5800

30

1550

5800

2.117

1

 

NQB-S690QL

20*1700*11000

20

1700

11000

2.936

1

 

BS700MCK2

8*1500*13000

8

1500

13000

1.227

1

 

BWELDY620QL6

12*2400*6220

12

2400

6220

1.406

1

 

BWELDY620QL6

12*2400*9000

12

2400

9000

2.035

1

 

BS700MCK2

10*1500*4000

10

1500

4000

4.239

1

 

BS700MCK2

10*1500*4000

10

1500

4000

4.71

1

 

BS700MCK2

10*1500*4000

10

1500

4000

5.181

1

 

BS700MCK2

10*1500*4000

10

1500

4000

4.71

1

 

BS700MCK2

10*1500*4000

10

1500

4000

4.71

1

 

BS700MCK2

10*1500*4000

10

1500

4000

1.884

4

 

BS700MCK2

10*1500*6000

10

1500

6000

2.12

1

 

BS700MCK2

10*1500*6000

10

1500

6000

0.707

1

 

BS700MCK2

10*1500*6000

10

1500

6000

0.706

1

 

BS700MCK2

12*1500*12000

12

1500

12000

3.391

2

 

BS700MCK2

12*1500*12000

12

1500

12000

3.391

1

 

BS700MCK2

12*1500*12000

12

1500

12000

3.391

1

 

BS700MCK2

12*1500*13000

12

1500

13000

1.837

1

 

BS700MCK2

12*1500*4000

12

1500

4000

1.696

1

 

BS700MCK2

12*1500*4000

12

1500

4000

4.522

1

 

BS700MCK2

12*1500*4000

12

1500

4000

4.522

1

EN 10025-6 S620Q strength steel for automotive applications

7. Obtained German TUV certification.
S620Q steel plate uses: used to manufacture low-temperature resistant, high-strength key components, construction machinery, mining machinery structures, etc. It is a high-strength structural steel plate.
European elevation strength alloy steel plate: S460Q, S460QL, S460QL1, S500Q, S500QL, S500QL1, S550Q, S550QL, S550QL1, S590Q, S620Q, S620QL, S620QL1, S690Q, S690QL, S690QL1, S890Q, S890QL, S890QL1, S960Q, S960QQL, S960QQL1,
WQ690D, Q550D, WQ590D, WH70Q, WDB620E, WH785E, etc.;

The steel producer adjusts the steel composition to match the properties of the quenching and tempering equipment to acquire the meant properties. Therefore a renewed quenching treatment could not restore the material properties and makes the inspection paperwork invalid. In rare instances, if heat therapy is deemed needed the steel producer have to be consulted. Often forming at a maximum temperature of 580°C for short instances is allowed. EN permits hot forming up, to the reduction annealing temperature, normally in the vary • 550°C to 580°C. This agrees with the suggestions of the steel manufacturers.

  • Tables 1, 2 and 3 summarise the mechanical properties of those metal grades according to the usual.
  • Roughly talking during the first step a “strong” martensitic or baintitic grain construction is obtained whose toughness properties are considerably improved through the tempering course of.
  • Nevertheless, it have to be recognised that products from actual manufacturing principally exceed these minimum values by far.
  • Even the shipbuilding industry has started to design with high power steel.

EN 10025-6 S620Q strength steel cable

In follow hot forming is never used because of the good chilly formability of these steels. For TM-materials up to S460M it was proven that a superficial heating up to 950°C doesn’t affect the mechanical properties significantly, whereas for extra severe heating situations up to the center of the plates a maximum of seven-hundred°C ought to be noticed. The materials producer ought to be contacted if extra detailed data is required.

Standard EN is the Standard Specification Technical Delivery Conditions For Flat Products Of High Yield Strength Structural Steels In The Quenched And Tempered Condition. In addition, you’ll be able to obtain the entire excerpt of our Quality Guide for the excessive-power constructional metal by way of the link above.

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We produce and export EN S620Q high strength steel plate to max thickness 300mm
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The user can usually anticipate significantly better values, in particular for toughness. 4 reveals as an example typical transition curves for the Charpy-V vitality towards the test temperature for an S460ML and an S690QL steel and compares them to a standard metal, S355J2. 1.8914 properties and warmth remedy solid piece, Including 1.8914 software and specifications, We have all specifications,Including 1.8914 steel plate, 1.8914 sheet, 1.8914 square metal, 1.8914 flat bar,1.8914 spherical bar,1.8914 forgings, we are able to personal production and sales. We are engaged in producing and promoting stainless-steel, put on resistant metal plate, weathering metal plate, excessive energy carbon steel plate, alloy steel, boiler and Pressure vessel steel plate, we aslo produce steel pipes, coils and so forth. Minimum values of impression energy for impact checks on transverse V-notch check pieces for quenched and tempered metal, when the impact check on transverse take a look at pieces is agreed at the time of the order. The materials could be heat treated using quench and temper strategies.

Equivalent grades of   steel   S620Q (1.8914)Equivalent grades of   steel   S620Q (1.8914)Heat treatment conditions+A Soft annealed+AC Annealed to achieve spheroidization of the carbides+AR As rolled+AT Solution annealed+C Cold / hard+CR Cold rolled+FP Treated to ferrite-pearlite structure and hardness range+I Isothermal annealing+LC Cold drawn / soft+M Thermo mechanical rolling+N Normalized+NT Normalized and tempered+P Precipitation hardened+PE Peeled+QA Air quenched and tempered+QL Liquid quenched and tempered+QT Quenched and tempered+S Treated to improve shearability+SH As rolled and turned+SR Cold drawn and stress relieved+T Tempered+TH Treated to hardness range+WW Warm worked+U Untreated

These limits concern the thickness and look of the zinc layer. TM and QT steels can be flame straightened, but this requires more care than for conventional normalized or sizzling rolled steels. Temperatures not exceeding 600°C for more than ten minutes don’t affect the fabric properties detrimentally for QT steel of the kind S690QL and . For normalized or normalized rolled grades with minimal Ref; 460 MPa the utmost stress reduction temperature should be 560°C. For the QT steel grades of EN (similar to EN ) the maximum stress reduction temperature should be 30 K under the tempering temperature. For QT steels the purchaser is really helpful to contact the steel producer.
Our general practical experience is that post weld warmth remedy is not essential. The toughness and hardness of the weldment usually meet the necessities and isn’t considerably improved by stress relieving. It should solely be carried out if a reduction of the residual stresses is required for some special purpose or if specified within the design codes. Most metal producers give detailed info on welding on request. Such info can also be discovered on the respective Internet websites of the steel producers.
EN 10025-6 S620Q strength steel alloys
This paper presents the outcomes of a analysis project, investigating the ability and ductility of fillet welded connections of excessive-energy steels S460 and S690, by way of experimental and numerical analyses. We are specialized in providing precision engineered alloy steels, that are utilized in numerous engineering purposes and could EN10025-6 S620Q steel plate supplier be availed in numerous grades like. Depending on the thickness of the product and the manufacturing situations, the producer may add to the steel one or several alloying components up to the utmost values given in order to obtain the desired properties.

EN 10025-6 S620Q strength steel alloys