EN 10025-6 S550QL 1.8926 high tensile strength steel rod
Content
Gangsteel supply EN10025-6 s550ql and EN10027-1 s550ql and EN10027-2 1.8926 steel plate. thickness 3mm to 180mm.Heat treatment of S550QL steel plate: Quenching and tempering (Q+T) S550QL is a European standard special alloy structural steel, attributed to quenched and tempered high yield strength structural steel, S indicates structural steel, 550 is the yield value, unit MPa, Q indicates delivery
Conditions, L indicates that the temperature is not lower than -50��, the specified smaller value of impact energy, S550QL steel is a trademark in the EN 10025-6 specification, this specification rules that the smaller nominal thickness of the steel is 3mm, and the larger nominal thickness ≤
150mm.
DILLIMAX 690 is a extreme energy quenched and tempered, good grained structural metal with a minimal yield vitality of 690 MPa 2 in its provide condition . DILLIMAX 690 is preferentially used for welded steel constructions within mechanical constructions, plant constructions and structural steel works, similar to machines for structural engineering, conveying crops, hoists, cranes, flood gates, bridges and frameworks. Strength [] Yield strengtYield energy is the most typical property that the designer will want as it’s the basis used for many of the guidelines given in design codes.In European Standards for structural carbon steels , the primary designation pertains to the yield power, e.g. S355 steel is a structural metallic with a specified minimal yield vitality of 355 N/mm². S355 structural grade carries minimum yield energy of 355 N/mm²m, the JR designation confirms that the hyperlink for you steel has undergone longitudinal Chary V-Notch influence testing at 27J at room temperature. En S700mc High vitality structural metal have minimum yield power seven hundred MPa.
Therefore, larger energy steels require improved toughness and ductility, which can be achieved solely with low carbon clear steels and by maximizing grain refinement. The implementation of the thermomechanical rolling process is an efficient way to achieve this. These are merchandise of assorted cross section shapes that are obtained after descaling, by drawing of scorching rolled bar or rod on a draw bench. This operation offers the product special options with respect to shape, dimensional accuracy and floor finish. Our stock warehouse had about 30000tons S355J2, S355JR, S355K2, S355K4Low alloy steel plates. EN S620q Alloy special steel with specified minimum values of impact power at temperatures not decrease than -20 diploma . The Society of Automotive Engineers maintains requirements for HSLA metal grades because they are often used in automotive applications.
Minimizing the sulphur degree can improve ductility , and toughness may be improved by the addition of nickel. The chemical composition for each metal specification is due to this fact fastidiously balanced and examined during its manufacturing to make sure that the appropriate properties are achieved. The standard consists of cast steels to be used in general engineering including machinery , automotive, armament , agriculture and so on. Steels provided to this normal are appropriate for hardening and within the quenched and tempered situation have good toughness at a given tensile power. These requirements are the latest European standards for structural steel.
Tension, compression, impacts, abrasion and vibration are usual masses utilized upon heavy trade parts when in operation. These actions can lead to substantial deformation, structural displacement and mechanical failure where materials are not ready to face up to the distinctive stress values of specific purposes and dealing environments. A range of potential extra necessities is listed in the numerous standards and delivery conditions. When the client has no need of those extra requirements and the order incorporates no corresponding necessities, the product might be delivered according to the minimal relevant standards and supply situations.
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Steel alloys generally show a lower in mechanical properties after quenching and tempering, however excessive yield steels are frequently suited for heat remedy and bending with no substantial drop in the yield habits of the material. The stress-pressure behaviour of stainless steels differs from that of carbon steels in numerous respects. The most important difference is in the form of the stress-pressure curve. While carbon metal usually displays linear elastic behaviour up to the yield stress and a plateau earlier than strain hardening is encountered, chrome steel has a more rounded response with no properly-defined yield stress. The curves shown are representative of the range of fabric likely to be equipped and shouldn’t be used in design. Mechanical working takes place as the metal is being rolled or formed. This effect is apparent in the material standards, which are inclined to specify reducing levels of yield power with increasing materials thickness.
EN 10025-6 S550QL 1.8926 high strength steel ductility
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This test measures the impression vitality required to break a small notched specimen, at a specified temperature, by a single influence blow from a pendulum. BS EN tabulates nominal values of yield power fy and supreme minimal tensile energy fu for steels to BS EN for use in design. The strengths of commonly used structural stainless steels vary from one hundred seventy to 450 N/mm². Austenitic steels have a lower yield strength than commonly used carbon steels; duplex steels have the next yield strength than frequent carbon steels. For both austenitic and duplex stainless steels, the ratio of ultimate power to yield energy is bigger than for carbon steels. Yield strength is the most common property that the designer will need as it is the foundation used for a lot of the guidelines given in design codes .
It is formable, weldable, and extra economical than alloy metal. It’s generally referred to as HSLA (high-strength low-alloy) metal. There are usually two categories of alloy steel low alloy and excessive alloy. Anything with less than an eight% alloying component is labelled as low alloy, something over 8% is high alloy.
EN10025-6 S550QL 1.8926 steel angle
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EN 10025-6 S550QL 1.8926 high strength steel 1000 mpa
In European Standards for structural carbon steels , the first designation pertains to the yield power, e.g. S355 steel is a structural metal with a specified minimum yield energy of 355 N/mm².
Nb, V, and Ti are three widespread alloying components in HSLA steels. They are all good carbide and nitride former, where the precipitates shaped can stop grain growth by pinning grain boundary. They are also all ferrite former, which increase the transition temperature of austenite-ferrite two section region and cut back the non-recrystallization region. The reduction in non-recrystallization area induces the formation of deformation bands and activated grain boundaries, that are different ferrite nucleation website aside from grain boundaries. Control-rolled HSLA steels comprise a combination of various strengthening mechanisms. The major strengthening impact come from grain refinement , where power improve because the grain measurement lower. The other mechanisms embody stable answer strengthening and precipitate hardening from micro-alloyed components.
What is different in EN10025-6 S550Q S550QL and S550QL1?
S550Q, S550QL, S550QL1 are European standard quenched and tempered high-strength structural steel plates.
S550Q, S550QL, S550QL1 organize production and implement European standard EN10025-6.
S550Q, S550QL, and S550QL1 conform to EN10029 standard for appearance quality deviation.
The main difference between S500, QS550QL and S550QL1 is low temperature impact toughness: Q means -20℃ impact; QL means -40℃ impact; QL1 means -50℃.
What is EN10025-6 S550QL Carbon Equivalent: CEV?
| Thickness, mm |
Max CEV based on the ladle analysis |
|
5≤t≤50 |
0.65% |
|
50＜t≤100 |
0.77% |
|
100＜t≤150 |
0.83% |
What is EN 10025-6 QT steel plate referring standard?
EN 1011-2 Welding-Recommendations for welding of metallic materials-Part 2: Recommendations for arc welding of ferritic steels
EN 10020: 2000 definition and classification of steel grades
EN 10025-1: 2004 Hot-rolled structural steel products-Part 1: General technical delivery conditions
EN 10027-1 Steel naming system-Part 1: Steel names and symbols
EN 10027-2 Steel naming system-Part 2: Steel number
EN 10163-1 Delivery requirements for surface conditions of hot-rolled steel plates, wide flat products and sections-Part 1: General requirements.
EN 10163-2 Delivery requirements for surface conditions of hot-rolled steel plates, wide flat products and sections-Part 2: Plates and wide flat products
EN 10164 Steel products with through-thickness performance-Technical delivery conditions
|
EN10025-6 S550QL Mechanical Properties |
||||||
|
Grade |
Thickness |
Yield Strength |
Tensile Strength |
Elongation |
Charpy V Notch Impact Test |
|
|
Degree |
Min Value |
|||||
|
S550QL |
mm |
Min Mpa |
Mpa |
Min % |
-40℃ |
J |
|
5≤t≤50 |
550 |
640-820 |
16% |
30 |
||
|
50＜t≤100 |
530 |
640-820 |
30 |
|||
|
100＜t≤150 |
490 |
590-770 |
30 |
|||
|
Note: Impact energy for impact test is on longitudinal |
||||||
|
EN10025-6 S550QL Chemical Composition |
|||||||
|
Grade |
The Element Max (%) |
||||||
|
C |
Si |
Mn |
P |
S |
N |
B |
|
|
S550QL |
0.22 |
0.86 |
1.80 |
0.025 |
0.012 |
0.016 |
0.006 |
|
Cr |
Cu |
Mo |
Nb |
Ni |
Ti |
V |
|
|
1.60 |
0.55 |
0.74 |
0.07 |
2.1 |
0.07 |
0.14 |
|
The statute of limitations for claims due to defects in movable items is five years – topic to the settlements in different agreements – for a movable good that has been used because it normally is applied in a building and which causes the construction to be defective. When an agreed-upon inspection of the goods has been performed, subsequent claims of defects that would have been determined during the inspection of the goods is excluded by regulation. BS EN tabulates values of basic yield power fyb and ultimate tensile energy fu which are to be used as characteristic values in design. The process for Quenched and Tempered steel begins with a normalized material at 900°C.
HSLA steel cross-sections and constructions are normally 20 to 30% lighter than a carbon steel with the identical energy. A versatile, basic-purpose, all-position low-alloy steel electrode designed and developed for production and maintenance welding of delicate metal. Uses include fabrication and maintenance welding of sheet metal ducts, tanks, culverts, pipe, plate and angle iron. S550MC, embodying an enhanced yield rate over the S500MC with strengths of as much as 550 MPa. In case of testing on transverse test specimens, on stress-relieved test specimens and/or in case of increased necessities on notched-bar influence work, the special preparations should be thought of in each case and the resulted upcharges should be agreed. Similar values are given for different grades in different components of BS EN and for hollow sections to BS EN . The standard applies to castings joined by weld only when the welding is done on the foundry and not when the castings are welded to wrought steels.
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.
- EN 10025-6 S550QL 1.8926 high strength structural steel grades
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