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S690QL ultra high strength steel

S690QL Structural Steel plates,provides goof welding abilities, in all existing welding methods. S690QL high yield structural steel is used in a variety of sectors including: Heavy transportation Machine building Steel constructions Lifting equipment, long-span bridge components, bearing element in high-rise buildings, off-shore structures and cranes, in power plants, mining applications or LPG vessel, etc.

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Carbon steel plate

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Business@sdhmgtmetal.com

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Product information

S690QL is a high strength quenched and tempered steel grade that complies to steel specification EN 10025. The designation S690QL refers to a minimum yield strength of 690 MPa.

The combination of good availability and pricing and high strength combined with ease of fabrication has made S690QL steel plate a popular grade for both mobile applications such as cranes and lifting equipment and fixed steel structures. The high strength nature of this steel means that structures can be designed lighter and for mobile application this means increase in payload and operational efficiency.

Chemical composition & Mechanical property

Typical chemical composition of S690QL % Max
C	SI	Mn	P	S	N	B	Cr	Cu	Mo	Nb	Ni	Ti	V	Zr
0.2	0.80	1.70	0.025	0.015	0.015	0.005	1.50	0.50	0.70	0.06	2.0	0.05	0.12	0.15

Mechanical Properties of S690QL
Designation		Mechanical Properties (ambient temperature)
Steel Name	Steel Number	Min. Yield Strength ReH MPa			Tensile Strength Rm MPa			Min. & elongation after fracture
		Nominal thickness (mm)			Nominal thickness (mm)
		>3 <50	>50 <100	>100 <150	>3 <50	>50 <100	>100 <150
S690QL	1.8931	690	650	630	770/940	760/930	710/900	14

V notch impact testing
Grade	Sample Orientation	at 0°C	at -20°C	at -40°C	at -60°C
S690QL	Longitudinal	50J	40J	30J
S690QL	Transverse	35J	30J	27J

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Factory appearance and appearance

The company mainly engaged in steel production, sales and other businesses. The main products include all kinds of steel plate, steel pipe, bar, profile and other materials and section steel. At the same time is a number of domestic large steel mill level agents, with a certain price advantage.

Packing and delivery

For many years, the company has been established, adhering to the purpose of "respecting contract, keeping faith, customer first, reputation first, quality first", adhering to the customer demand as the center, to "achieve what customers think, think what customers think" business philosophy, to "one sale, small profit, real price, timely delivery" business principle, we manage all kinds of specifications and materials of steel pipe and profile for customers.

Application field

The main supply fields are: aerospace, national defense equipment, military weapons, chemical industry, shipbuilding, nuclear energy, trains, containers, environmental protection, precision machining, auto parts, machinery, electronic products, molds, medical treatment Equipment, construction, decoration, etc.

Customer Visit Feedback

Over the years since its establishment, the company has been adhering to the purpose of "honoring contract, keeping faith, customer first, reputation first, quality first", adhering to the customer demand as the center, to "reach customer think, think customer think" business philosophy.

CERTIFICATE OF HONOR

WELCOME TO INQUIRE

The company guarantees the quality of its products with its strong financial strength, advanced management experience and strict quality control system for incoming goods. Excellent products and good reputation are well-known all over the country, and have won the trust and support of major steel mills and customers. Welcome to inquire, negotiate or visit our company in person. Welcome to inquire, negotiate or visit our company in person.

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FAQ

Q1:Will you offer samples?

A:Yes. We will provide samples according to your needs and send them out within three days after receiving payment.

Q2 : What product information do I need to provide?

A : Please kindly provide the grade, width, thickness, surface treatment requirement should you have and quantities you need to purchase.

Q3 : It's my first time to import steel products, can you help me with it?

A : Sure,we have agent to arrange the shipment, we will do it together with you.

Q4:Do you have the products in stock?

A:We have the products in stock. Also, we can produce for your order.

Q5:Do you offer after-sales services?

A : Of course. We have a perfect after-sales service system, if you have any questions, please feel free to contact us. We will do it to your satisfaction.

Q6:What kind of work does your company do?

A:Our company is a professional manufacturer. We mainly produce stainless steel plate/coil/round rod, carbon steel plate/coil,galvanized plate/coil, PPGI coil, roofing sheet and so on.

Q7:What are the advantages of your company？

A : We have international advanced production equipment, large factory buildings, strong company strength, perfect products and reliable quality.

Q8 : Are you a factory or trading company?

A : We are a professional steel factory with many years of experience, perfect manufacturing process, quality assurance!

Carbon steel plate