steel depot 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.

Since there was insufficient area on a page to position each the chemical composition and mechanical properties tables, they had been split into two separate tables. To assist the user in maintaining track of the comparison criteria used for a given steel, each table within a chapter was sequentially numbered and appended with the letter A or B. Table numbers ending in the letter A designate that it was the main criterion used for comparison, whereas desk numbers ending with the letter B were “mirrored” from the A tables. In this manner, the consumer should first consider the data within the A desk, then see how properly the info within the B table match the steels which are being compared. For example, ASTM A 958 Grade SC 4330 has one chemical composition, but has thirteen completely different strength courses based mostly on heat remedy . So simply because two steel grades have comparative chemical compositions doesn’t mean that they’re comparable in mechanical properties, and vice versa. Using data discovered on this handbook is just one step in finding suitable comparable steel for the meant utility.

  • laser beam welding, n–a welding process that makes use of a laser beam as the warmth supply.
  • producer, n–the organization liable for the conversion of materials into merchandise meeting the necessities of a product specification.
  • lot, n–a definite amount of product manufactured beneath conditions which are considered uniform.
  • low-alloy metal, n–a metal, apart from a carbon steel or an interstitial-free metal, that conforms to a specification that requires the minimal content material for every specified alloying element to be lower than the applicable restrict within the definition for alloy metal.
  • killed metal, n–a metal deoxidized to such a stage that primarily no response occurred between carbon and oxygen throughout solidification.
  • double growing older, n–employment of two totally different getting older treatments, in sequence, to regulate the kind of precipitate formed from a supersaturated alloy matrix in order to get hold of the specified properties.

graphitization annealing, n–annealing a metal object in such a method that some or the entire carbon is precipitated as graphite. hardenability, n–the property that determines the depth and distribution of hardness induced by quenching a steel object. hardening, n–growing the hardness by suitable remedy, usually involving heating and cooling. bright annealing, n–annealing in a protecting medium to forestall discoloration of the bright surface.
steelproducts EN10025-6 S550Q 1.8924 steel plate

aluminum discount steel EN10025-6 S550Q 1.8924 steel plate

rimmed metal, n–a metal that contained sufficient oxygen to generate carbon monoxide on the boundary between the solid metallic and the remaining molten metallic during solidification, leading to an outer layer low in carbon. semikilled metal, n–an incompletely deoxidized metal that contained sufficient oxygen to form sufficient entrapped carbon monoxide throughout solidification to offset solidification shrinkage. specified component, n–in steel, a component managed to a specified minimum, maximum, or vary, in accordance with the requirements of the relevant product specification. stabilized chrome steel, n–a stainless-steel that conforms to a specification that prescribes limits for niobium , tantalum, titanium, or a mixture thereof. UNS Designation System The Unified Numbering System is an alphanumeric designation system consisting of a letter followed by 5 numbers.

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So excluding them could be a disservice to the consumer, since they belong to the same application household and its inclusion on this group will direct the user to different similar nitriding alloys. As a metallurgical engineer and very long time consumer of steel requirements, author of the four CASTI Metals Data Books, and member of ASTM A01 and B02 commonplace committees, I knew all too well the various pitfalls and challenges of writing such a handbook. There had been many steel standards from all over the world that have been new to me, which created far too many surprises and delays in finishing this book. Comparing steel standards just isn’t an exact science, so the biggest challenge of getting ready such a e-book was deciding on the “rules of comparability.” Of the similar books on the market at present, none explain intimately why one steel is comparable to a different.

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:


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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The normal consists of cast steels to be used generally engineering including equipment , automotive, armament , agriculture and so forth. The standard applies to castings joined by weld solely when the welding is completed at the foundry and not when the castings are welded to wrought steels. four.3 For a new UNS number to be assigned, the composition have to be considerably completely different from that of any steel or alloy which has already been assigned a UNS quantity.

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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
, ,

conditioning heat treatment, n–a preliminary warmth treatment used to organize a metal object for a desired response to a subsequent heat therapy. steady-conveyance furnace, n–a heating gadget by way of which metal objects are deliberately moved at a constant rate during the thermal processing cycle. managed cooling, n–cooling a steel 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 metal object. core, n–in clad merchandise, the central portion of a multilayer composite metallic materials. important cooling rate, n–the slowest rate of steady cooling at which austenite may be cooled from above the transformation vary to stop its transformation above M s.

China’s Nov steel PMI rises to 49.3 on fundamentals – Mysteel Global

China’s Nov steel PMI rises to 49.3 on fundamentals.

Posted: Mon, 30 Nov 2020 08:36:19 GMT [source]

high yield strength alloys EN10025-6 S550Q 1.8924 steel plate

Since the American Iron and Steel Institute does not write material specs, the relationship between AISI and grade designations has been discontinued. Beginning with the 1995 edition of the Iron and Steel Society Strip Steel Manual, the four-digit designations are referred to solely as SAE designations. The SAE system makes use of a fundamental four-digit system to designate the chemical composition of carbon and alloy steels. Throughout the system, the final two digits give the carbon content in hundredths of a %. For example, a carbon steel containing 0.forty five % carbon is designated 1045 in this system. Resulfurized carbon steels are designated within the sequence 11XX, resulfurized and rephosphorized carbon steels 12XX and steels having manganese contents between 0.9 and 1.5 %, but no other alloying elements are designated 15XX.
semicontinuous-conveyance furnace, n–a heating gadget by way of which steel objects are intentionally moved in accordance with a predetermined begin-stop-begin sample during the thermal processing cycle. shell hardening, n–a floor hardening course of in which a suitable steel object, when heated via and quench hardened, develops a martensitic layer or shell that closely follows the contour of the piece and surrounds a core of primarily pearlitic transformation product. DISCUSSION–Such limits are typically expressed as a operate of the carbon and nitrogen contents. Resistance to sensitization to intergranular corrosion is dependent upon the corrosivity of the setting.

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.