high yield strength materials EN10025-6 S550Q 1.8924 steel plate

Gangsteel export EN10025-6 S550Q Quenched and tempered high yield strength structure |S460Q|S460QL|S460QL1|S500Q|S500QL|S500QL1|S550Q|S550QL|S550QL1|S620Q|S620QL|S620QL1|S690Q|S690QL|S690QL1|S890Q|S890QL|S890QL1|S960Q|S960QL|S960QL1|Steel-plate|Steel-sheet.

There are also completely different standards that share the identical grades of metal. For example, ASTM A 485 and EN ISO share seven similar bearing steel grade chemical compositions, yet the physique of each commonplace is different (that is, grain measurement, hardenability, microstructure and hardness, inspection, testing, and so on.). As a outcome, these seven bearing steels inside these two requirements aren’t equal, however are comparable. Scope 1.1 This practice covers a unified numbering system for metals and alloys which have a “commercial standing” , and covers the process by which such numbers are assigned. Section 2 describes the system of alphanumeric designations or “numbers” established for each family of metals and alloys. Section three outlines the group established for administering the system.
conditioning heat remedy, n—a preliminary heat therapy used to organize a steel object for a desired reaction to a subsequent warmth therapy. steady-conveyance furnace, n—a heating system by way of which metal objects are intentionally moved at a relentless price through the thermal processing cycle. managed cooling, n—cooling a metal object from an elevated temperature in a predetermined method to avoid hardening, cracking, or internal injury, or to produce a desired microstructure or mechanical properties. core, n—in case hardening, the inside portion of unaltered composition or microstructure, or each, of a case hardened steel object.
united states steel EN10025-6 S550Q 1.8924 steel plate

metal supplier EN10025-6 S550Q 1.8924 steel plate

selective heating, n—intentionally heating solely certain portions of a metal object. selective quenching, n—quenching only certain parts of a metal object. semicontinuous-conveyance furnace, n—a heating device by way of which metal objects are intentionally moved in accordance with a predetermined begin-cease-begin sample during the thermal processing cycle. DISCUSSION—This result’s achieved by a proper steadiness between part dimension, hardenability, and severity of quench. A 941 – 03 course of annealing, n—in the sheet and wire industries, heating a metal object to a temperature close to, however beneath, Ac1 after which cooling it, so as to soften it for further chilly working. progressive getting older, n—growing older by rising the temperature in steps, or constantly, during the getting older cycle.

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

S550Q steel plate is a hydroelectric steel plate, which is a low-alloy high-strength steel plate. It is a German standard steel plate. It has the characteristics of high yield and more strengthening alloy elements.
Mechnical property for EN 10025-6 S550Q High strength steel:

Thickness (mm)


≥ 3 ≤ 50

> 50 ≤ 100

> 100

Yield strength (≥Mpa)




Tensile strength (Mpa)




2. Delivery status: delivery in quenched and tempered quenched and tempered state.
It is also possible to add flaw detection standard requirements, flaw detection level requirements, Z-direction performance requirements, requirements for adding special alloy elements, etc., but it needs to be communicated between the supplier and the buyer and indicated in the contract.

3. Executive standard: WYJ (Wugang Technology Research and Development Association Standard)

4. The chemical composition of S550Q steel plate (melting analysis)
Chemical composition % of the Product analysis of grade EN 10025-6 S550Q (1.8904)

































C: <=0.22
Si:<=0.86 Si:<=1.80 P:<=0.030 S:<=0.017
N: <=0.0060
Cu: <=0.55
Mo:<=0.74 Cr:<=1.60 V:<=0.14 Nb:<=0.07
Ti: <=0.07
B: <=0.0060
Ni: <=2.10
5. Mechanical properties of S550Q steel plate:
Yield strength Tensile strength Elongation%

6. What is EN 10025-6 QT S550Q STEEL?
EN 10025-6 QT S550Q STEE also named as S550Q high strength low alloy steel plate under steel stand EN 10025-6 which is for hot rolled structural steels with high yield strength and tensile strength in quenched and tempered delivery condition.Quenching operation which consists of cooling a ferrous steel plate more rapidly than in still air.

Tempering heat treatment applied to a ferrous steel plate generally after quench hardening or other heat treatment to bring the properties to the required level.S550Q shall be done low temperature impacting test under minus 20 centigrade.


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These differences could also be important to 1 consumer, but not vital to a different consumer. Therefore, this handbook makes use of the term comparative to denote similar standards that have been compared to one another. Comparative is a relative word that’s inevitably dependent upon the end person’s necessities, who’s ultimately liable for choosing the suitable metal for a particular utility. There are some metal requirements that are shared by multiple SDOs. For instance, EN ISO 4957 – Tool Steels, is a standard that’s shared within the European Committee for Standardization and the International Standards Organization systems. Consequently, the information are equivalent in each systems, however there is only one standard.

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We export EN10025-6|S460Q|S460QL|S460QL1|S500Q|S500QL|S500QL1|S550Q|S550QL|S550QL1|S620Q|S620QL|S620QL1|S690Q|S690QL|S690QL1|S890Q|S890QL|S890QL1|S960Q|S960QL|S960QL1|Carbon-Structural-Steel-Plate|High-Strength-Structural-Steel-Plate|Carbon-Steel-plate|Structural-Steel-Plate
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Gangsteel factory S550Q Steel Standard :EN10025-6,ASTM-A578/A578M,ASTM-A435/A435M,EN10160
Our Rolling Size: Thickness*Width*Length 3-600mm*1220-4200mm*5000-18000mm
UT (Ultrasonic examination), AR(As Hot Rolled only), TMCP(Thermal Mechanical Control Processing),CR��Control Rolled����NR��Normalizing Rolled���� N(Normalized), Q+T(Quenched and Tempered), Z Direction Test(Z15,Z25,Z35) , Charpy V-Notch Impact Test(-20��,-40��), HIC test, NDT , PWHT( Simulated Post Weld Heat Treatment),NACE0175,The Third Party Test (Such as SGS Test), Coated or Shot Blasting and Painting.
Relative grade of EN10025-6:

A UNS quantity won’t ordinarily be issued for a fabric that has just been conceived or that’s still in solely experimental trial. In summary, if strict technical comparison is made to this kind of data, no relationships or no associations between the varied grades of metal can be established, which would serve no objective. However, as a lot as methodology and rules had been important in preparing this handbook, there were many cases where they’d not cover each variable and circumstance. Therefore, difficult comparison selections as those described beforehand needed to be made. There have been literally lots of, if no more than a thousand, such decisions made in this handbook. In these instances, the closest match comparability selections were made at the discretion of the editor.

steeldrivers tabs EN10025-6 S550Q 1.8924 steel plate

  • continuous-conveyance furnace, n—a heating device through which steel objects are deliberately moved at a relentless rate in the course of the thermal processing cycle.
  • controlled cooling, n—cooling a metal object from an elevated temperature in a predetermined method to keep away from hardening, cracking, or internal damage, or to produce a desired microstructure or mechanical properties.
  • core, n—in case hardening, the interior portion of unaltered composition or microstructure, or each, of a case hardened steel object.
  • critical cooling fee, n—the slowest price of steady cooling at which austenite may be cooled from above the transformation vary to prevent its transformation above M s.

In that case, SC 4330 would be rejected since it would not have a comparative steel . The same argument could be made when comparing GS-33 CrNiMo and G30NiCrMo8 within the second group, where the differing nickel contents could possibly be a foundation for rejection on a stricter comparison. A traditional closest match example is proven in Table 1.three, where in comparison with the three other steels in this group, the four grades within EN are totally different; and a few could argue that, on this foundation, it does not belong to this comparative group.

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Individual reprints of this commonplace could also be obtained by contacting ASTM at the above address or at , , or (e-mail); or through the ASTM web site (). SUMMARY OF CHANGES Committee A01 has identified the placement of chosen changes to this normal since the last concern (A 941 – 01) that may impact the usage of this standard. A 941 – 03 DISCUSSION—The two ranges are distinct, generally overlapping however by no means coinciding. The limiting temperatures of the ranges are dependent upon the metal composition and the speed of change of temperature, notably throughout cooling. cementation, n—the introduction of a number of parts into the outer portion of a steel object via diffusion at excessive temperature. box annealing, n—annealing in a sealed container under conditions that reduce oxidation.

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1.3 A UNS number is not in itself a specification, because it establishes no requirements for form, situation, high quality, and so forth. It is a unified identification of metals and alloys for which controlling limits have been established in specs published elsewhere. NOTE 3—Organizations that problem specs ought to report back to acceptable UNS quantity-assigning workplaces (three.1.2) any specification adjustments that affect descriptions shown in published UNS listings. ASTM International takes no place respecting the validity of any patent rights asserted in connection with any item mentioned in this standard. Users of this normal are expressly advised that willpower of the validity of any such patent rights, and the chance of infringement of such rights, are totally their own accountability.

Gangsteel trade item:
1.Payment Item: T/T,L/C
2.Trade Terms:CIF,FOB,CFR,CNF
3.Delivery Time: 10-30days
4. Steel Services: Cutting, Painting, shot blasting, Pretreatment, and The Third Party Inspection in DNV,BV, LR, GL, ABS, CCS , CE Mark, TUV, ISO, and others in super thick steel plate.
5.Packaging Details: Standard export seaworthy packing or as required.
6.Loading Port:Shanghai ,Tianjin, Qingdao.
7.Offer Ability:5000MT/Per Month.
8.MOQ:1 Pcs.