s690ql1 hardness

Gangsteel supply EN 10025-6 S690QL1 steel plate and we also had S690QL1 stock list thickness from 5mm to 300mm.We also can provide VL, ABS, BV 3.2 certificate for ship project.
EN10025-6 S690QL1 is Alloy special steel with specified minimum values of impact energy at temperatures not lower than -60 °C.

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Yield power refers to a fabric’s capability to face up to permanent deformation or bending. Usually determined via a bend check the place two ends of a beam or bar are gripped and stress is utilized. The intent is to find how a lot stress it requires to exceed the material’s yield level, or the point at which the fabric will not return to its original shape upon elimination of the stress. Tensile strengths are not often used in the design of ductile members, however they’re important in brittle members.

This essential relation permits economically important nondestructive testing of bulk metallic deliveries with light-weight, even portable tools, similar to hand-held Rockwell hardness testers. This sensible correlation helps high quality assurance in metalworking industries to increase well beyond the laboratory and common testing machines. Some supplies break very sharply, with out plastic deformation, in what known as a brittle failure. Others, which are extra ductile, together with most metals, experience some plastic deformation and possibly necking earlier than fracture. The ultimate tensile strength of a material is an intensive property; therefore its value doesn’t depend upon the dimensions of the test specimen.

en 10025-6 s690ql

The new standards is EN 10025-6: 2004 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 old standard is 10137-2: 1996 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

Equal Grade OF S690QL1 STRUCTURAL STEEL PLATE

GRADE	S690QL EN10137-2 EN10025-6:2004	A709-100	TStE690V DILLIMAX 690 NAXTRA 70	E690T E690TFP S690T	FeE690VKT	2625 WELDOX 700	E690	JFE HITEN 780LE	ALFORM 700
STANDARDS	EN	ASTM	DIN , WNr	AFNOR/ NF A36- 204	EN	SS	ISO 4952	JIS
COUNTRY	EUROPE	USA	GERMANY	FRANCE	EUROPEAN (OLD)	SWEDON	INTER	JAPAN	AUSTRIA

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Chemical OF S690QL1 STRUCTURAL STEEL PLATE

C	Si	Mn	P	S	B	Cr	Cu	Mo
0.20	0.80	1.70	0.020	0.010	0.005	1.50	0.50	0.70
N	Nb*	Ni	Ti*	V*	Zr*
0.015	0.06	2.0	0.05	0.12	0.15

En S690QL1 Structural Steel Plate Specification :
Thickness : 12 – 300mm
Width : 1500 – 3500mm
Length : 3000 – 18000mm
Grade : S690QL EN10137-2 EN10025-6:2004, A709-100, DILLIMAX 690, NAXTRA 70, E690T E690TFP S690T, FeE690VKT, WELDOX 700, ALFORM 700

S690QL1 is a tempered and weldable fine grained steel. yield point: >690 N/mm² application: welded steel constructions of various types, e.g. bridges and load-carrying constructions as well as transport vehicles, lifting and earthmoving machines. application limits: at -60°C is warranted a notch impact energy of 30 J (longitudinal test specimen) cold formability: for nominal size < 16 mm bending radius in transversal direction 3xs in longitudinal direction 4xs (s= nominal thickness) hot forming property: allowed only for stress relieve annealing temperature (max. 580°C) suitability for welding: Steel is weldable according to the common welding methods (EURONORM-INFORMATION Nr. 2 has to be considered)

Property of OF S690QL1 STRUCTURAL STEEL PLATE

Plate Thickness	Yield Strength	Tensile Strength	Elongation	Impact Strength
MM	ReH (MPa)	Rm (MPa)	A5 % Minimum	J, Minimum
3 to 50	690	770 – 940	14	30 @ -40º C
> 50 to 100	650	760 – 930	14	30 @ -40º C
> 100 to 150	630	710 – 900	14	30 @ -40º C

S690QL1 is a tempered and weldable fine grained steel. yield point: >690 N/mm² application: welded steel constructions of various types, e.g. bridges and load-carrying constructions as well as transport vehicles, lifting and earthmoving machines. application limits: at -60°C is warranted a notch impact energy of 30 J (longitudinal test specimen) cold formability: for nominal size < 16 mm bending radius in transversal direction 3xs in longitudinal direction 4xs (s= nominal thickness) hot forming property: allowed only for stress relieve annealing temperature (max. 580°C) suitability for welding: Steel is weldable according to the common welding methods (EURONORM-INFORMATION Nr. 2 has to be considered)

 NOTCH IMPACT TESTING OF S690QL1 STRUCTURAL STEEL PLATE

Grade	Sample Orientation	@ 0°C	@-20°C	@-40°C	@-60°C
S690 QL1	Longitudinal	60 J	50 J	40 J	30 J
	Traverse	40 J	35 J	30 J	27 J

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

When designing gas or oil supply techniques, codes usually require that the value for S used in the equation be 72 or eighty % of the SYMS for the fabric as a safety buffer. SYMS is expressed in kilos per sq. inch , and the size portions are expressed in inches. Riser cables should be manufactured and put in with tensile energy in thoughts, because they grasp vertically in place for lengthy durations of time.

Tensile energy, maximum load that a cloth can help with out fracture when being stretched, divided by the original cross-sectional space of the material. Tensile strengths have dimensions of pressure per unit space and in the English system of measurement are commonly expressed in models of kilos per square inch, usually abbreviated to psi. When stresses less than the tensile power are removed, a material returns both fully or partially to its original shape and size. As the stress reaches the value of the tensile energy, nevertheless, a material, if ductile, that has already begun to circulate plastically quickly varieties a constricted region called a neck, the place it then fractures. The material is utilized in a wide range of functions including structural beams, frames and as cold rolled metal sections.

The new standards is EN 10025-6: 2004 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 old standard is 10137-2: 1996 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

Structural members that have axial tensile masses must be sized so that they don’t deform or fail beneath these masses. Stress is the relationship of force over a unit area, and it allows for the comparison of material strengths impartial of cross-sectional area. Every material has a theoretical final power and yield strength primarily based on the properties of that materials.

They are tabulated for frequent supplies similar to alloys, composite materials, ceramics, plastics, and wood. This relationship is only legitimate in regions the place Hooke’s Law is valid. Hooke’s Law states that a restorative force is current in an elastic material that’s proportional to the distance the fabric has been stretched. Since yield stress is the purpose the place plastic deformation happens, it marks the end of the elastic range.

There are important profit through the use of this excessive power quenched and tempered steels for optimum structural efficiency in extreme working environments. Part of the problem is that knowing which material is the strongest actually EN10025-6 S690QL1 depends on what’s going to be done with it. There may be an utility the place a excessive yield strength is important however the compressive strength is a non-issue.

• The excessive point on the S-formed portion of the curve, the place yielding started, is called the higher yield point, and the minimal level is the lower yield level.
• If the stress-pressure curve is plotted, a drop in the load is noticed although the strain continues to increase.
• Eventually, the steel is strengthened by the deformation, and the load will increase with additional straining.
• Soft metal, when tested in pressure, frequently displays a peculiar characteristic, often known as a yield point.
• This phenomenon is very troublesome in certain deep drawing operations of sheet steel.

en 10025-6 s690ql1 strength stainless steel plate

To handle issues related to yield stress, engineers and scientists rely on quite a lot of formulas coping with the mechanical conduct of supplies. Ultimate stress, whether it is rigidity, compression, shearing or bending, is the very best quantity of stress a material can withstand. Yield stress is the stress value at which plastic deformation happens.

s690ql1 steel sheet factory

The 50 mm plate minimized thickness results on weld metal cooling rates on the high heat input. Casing is a cylindrical shell, which may lose its elastic stability underneath the action of exterior hydrostatic pressure.