S690QL high strength steel plate

S690 QL is a high yield structural steel grade produced in compliance with EN 10025:6:2004. The material is heat treated using the quench and temper process and has good bending and welding properties.

Classification ：

Hight Strength Low Alloy Steel

+8613176025308

business@sdhmsteel.com

E-mail

Pipe Standards

Product message

Product Details

Product introduction

Due to the materials high strength nature, using S690QL will promote leaner designed structures with increased payload capacity and energy efficiency.
The technical details of S690QL are outlined below.
S690QL - Grade Designation
The grade designation of S690QL are the following:
S = Structural Steel
690 = minimum yield strength (MPa)
Q = Quenching & Tempering
L = Low notch toughness testing temperature

Technical data

S690QL - Chemical Composition
The chemical composition of S690QL is provided in the table below.

Element	Percentage %	Element	Percentage %
C	0.20	Cu	0.50
Si	0.80	Mo	0.70
Mn	1.70	Nb*	0.06
P	0.025	Ni	2.0
S	0.015	Ti*	0.05
N	0.015	V*	0.12
B	0.0050	Zr*	0.15
Cr	1.50

* At least 0.015% of grain-refining element present. Aluminium is also one of these elements.

S690QL - Mechanical Properties
The mechanical properties of S690QL is outlined in the table below.

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

S690QL - V Notch Impact Testing
The V Notch impact testing details are given in the table below.

Grade	Sample Orientation	@ 0°C	@-20°C	@-40°C	@-60°C
S690QL	Longitudinal	50 J	40 J	30 J	¨C¨C
S690QL	Traverse	35 J	30 J	27 J	¨C¨C

(Please note: the technical information above is for guidance only ¨C for exact specifications please check with Masteel)

Factory profile

Adhering to the tenet of "integrity first, quality for survival", the company has established a complete marketing channel of "based in North China, radiating the whole country, and facing the world", and has not only established a solid strategic partnership with many domestic and foreign enterprises.We have been committed to product development, production and sales, after more than ten years of efforts, our products have been widely used in various fields.

Packing method: Packing according to customer's requirement.

The company has more than 110,000 square meters of production and processing base, fully introduced the international advanced modern automatic production and processing equipment, and took the lead in passing the ISO9001, TS16949, BV, SGS and other international well-known institutions certification.The products are mainly exported to Italy, Mexico, South Korea, Israel, Turkey, India, Pakistan, Kyrgyzstan, Oman, Kazakhstan, Vietnam, Myanmar and other countries. The company's supply is sufficient, the variety is complete, order production is fast, welcome domestic and foreign manufacturers, traders to contact us.

Company Advantages
1. We are a large-scale production enterprise integrating production, research and development, and can customize the products required by customers.
2. We have a perfect after-sales service system, which can track the problems encountered by customers in production at any time and provide corresponding technical support, so as to share our high-quality resources with customers.
3. After more than ten years of development, the company has complete product varieties and large inventory, which can be delivered in the shortest time.
4. Free samples are available.
5. With obvious price advantage, the company has complete production process, from raw materials to finished products integrated production can maximize the cost savings.