Nov 21, 2025 Leave a message

S690QL-QUALITY-CERTIFICATE.pdf

S690QL / 1.8928 + S690QL1 / 1.8988

 

The Ultimate Guide to S690QL Plates: Properties, Applications, & Benefits

 

S690QL plates are high-strength structural steel plates popularly used in heavy-duty applications. They have excellent strength, durability, and toughness, making them ideal for industries such as construction, mining, and oil & gas.

 

⭐️ Properties of S690QL alloy quality steel plate/1.8928

 

  • EN10025 S690QL - Chemical Composition

Content % (ladle analysis), maximum

C Si Mn P S B Cr Cu Mo N Nb* Ni Ti* V* Zr*
0.20 0.80 1.70 0.020 0.010 0.005 1.50 0.50 0.70 0.015 0.06 2.0 0.05 0.12 0.1

 

  • Properties and Dimensions - EN10025 S690QL High Tensile Plate

Steel grade Yield strength ReH MPa Tensile strength Rm MPa EN 10025­6: 2004 + A1:2009 Heavy plate thickness mm Obsolete standard EN 10137­2 1995 Elongation,
min %
S690Q, QL 690 770 – 940 S690QL 6 – 60 S690QL 14

 

S690QL Plates are made from a special type of steel known as quenched and tempered steel. This means the plates have undergone a specific heat treatment process that enhances their mechanical properties. The properties of these plates include the following:

 

S690QL Alloy Quality Steel PlateHigh yield strength: S690QL alloy structural steel plates have minimum yield strength of 690 MPa, which makes them incredibly strong & durable. This strength is achieved through the quenching and tempering that hardens the steel.

 

Excellent toughness: The toughness of the S690QL plate is outstanding, which means it can withstand impact and resist fracture. This makes them ideal for use in heavy-duty applications where durability is critical.

 

Good weldability: Despite their high strength & toughness, these plates are relatively easy to weld. This makes them ideal for construction and other industries where welding is necessary.

 

Corrosion Resistance: They have good corrosion resistance, making them suitable for use in harsh environments or applications where they will be exposed to moisture or chemicals.

 

⭐️ Applications of S690QL alloy special steel plate

These plates have a wide range of uses in various industries, including:

S690QL Alloy Quality Steel Plate

Construction: S690QL plates are used in the construction of heavy-duty structures such as bridges, buildings, & stadiums. They provide excellent strength and durability, making them ideal for these applications.

Mining: S690QL plates are used in mining equipment such as excavators, dump trucks, & loaders. They can withstand the extreme conditions found in mining operations, including high temperatures and heavy loads.

Oil & gas: S690QL plates are used in the construction of offshore oil rigs and platforms. They provide the necessary strength and toughness to withstand the harsh oceanic environment.

Offshore & marine structures: S690QL plates are commonly used in the construction of offshore & marine structures. These structures operate under extreme conditions, and these plates provide the strength & toughness to withstand harsh environments.

 

⭐️ Benefits of S690QL alloy quality steel plate

There are several benefits of using the S690QL plate, including:

 

S690QL Alloy Quality Steel PlateCost-effective: Despite their high strength & durability, S690QL plates are cost-effective compared to other materials such as titanium or aluminum.

 

Reduces weight: S690QL alloy quality steel plates are lightweight, which makes them ideal for use in applications where weight reduction is necessary.

 

Increased safety: The high strength & toughness of the S690QL plate increase safety in heavy-duty applications. They can withstand extreme conditions and resist fracture, which reduces the risk of accidents.

 

Good Formability: The S690QL plate can be formed into a variety of shapes & sizes, making it highly versatile & suitable for a range of applications.

 

⭐️ S690QL Plates Equivalent Grades

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

 

 

Characteristics and application of S690QL1 steel plate/1.8988

 

S690QL1 are high-strength, low-alloy (HSLA) structural steel grades commonly used in heavy construction and engineering applications where superior strength and toughness are required. These grades are known for their exceptional mechanical properties, making them suitable for projects demanding high-performance materials.

 

⭐️ S690QL1 High Tensile Steel Plates Chemical Composition

S690QL1 Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

N

B

Cr

S690 QL1

0.20

0.80

1.70

0.020-0.025

0.010-0.015

0.015

0.005

1.50

Cu

Mo

Nb

Ni

Ti

V

Zr

 

0.50

0.70

0.06

2.0

0.05

0.12

0.15

 

 

⭐️ S690QL1 Mechanical Property

Grade

S690QL1 Mechanical Property

Thickness

Yield

Tensile

Elongation

Min Impact Energy

 

S690 QL1

mm

Min Mpa

Mpa

Min %

-60

30J

3<t≦50

890

940-1100

11

-60

30J

50<t≦100

830

880-1100

11

-60

30J

100<t≦150

800

820-1000

11

-60

30J

 

⭐️ Equivalent steel grade of S690QL1

Equivalent steel grade of S690QL1

Europe

Germany

France

Sweden

 

EStE 690 V

-

-

 

S690QL Alloy Quality Steel Plate

⭐️ S690QL1 steel plate characteristics:

S690QL1 adopts controlled rolling technology. From the chemical composition of the steel plate, it can be seen that the content of harmful elements S and P is relatively low, indicating that its steel quality is pure and its welding performance is good.

 

⭐️ Application range of S690QL1 steel plate

S690QL1 steel plate is a high-strength structural steel plate, and used to manufacture plant, general construction and all kinds of construction machinery, such as drilling machines, electric shovels, electric wheel tippers, mining cars, excavators, loaders, bulldozers, all kinds of cranes, coal mine hydraulic supports and other mechanical equipment and other structural parts for mining and all kinds of engineering construction.

 

Request A Quote

 

If you want to learn more about GNEE's products, you can send an email to info@gneesteels.com. We are more than happy to assist you.

 

FAQ

Q: What is the difference between S690QL and S690Q?

A: S690Q: Minimum impact toughness tested at -20°C (30J average). → Typical Use: Cranes in temperate climates, quarry equipment. S690QL: Certified for -40°C and below (≥40J impact toughness). → Critical Use: Arctic pipelines, offshore platforms, mining vehicles in Siberia.

Q: What is S690 grade steel?

A: S690 high yield & fine grain steel plate is a high strength, quenched and tempered fine-grain structural steel. Structural steel S690 is used in structures that must withstand very heavy loads. This grade is meant for structures where weight savings is important.

Q: What is S690QL material?

A: 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.

Q: What is S690 steel?

A: S690 high yield & fine grain steel plate is a high strength, quenched and tempered fine-grain structural steel. Structural steel S690 is used in structures that must withstand very heavy loads. This grade is meant for structures where weight savings is important.

Q: What is the equivalent of S690 steel?

A: Equivalent grades to S690QL steel include ASTM A709-100 (USA), E690T and S690T (France), TStE690V and DILLIMAX 690 (Germany), WELDOX 700 (Sweden), and E690 (ISO). These equivalents are specific to different regional standards and manufacturers, but they all share similar high-strength, quenched and tempered properties. 

Q: What material group is S690?

A: 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.

 

Grades Of Carbon and Low-alloy High-strength Steels Supplied By GNEE
ASTM/ASME ASTM A36/A36M ASTM A36      
ASTM A283/A283M ASTM A283 Grade A ASTM A283 Grade B ASTM A283 Grade C ASTM A283 Grade D
ASTM A514/A514M ASTM A514 Grade A ASTM A514 Grade B ASTM A514 Grade C ASTM A514 Grade E
ASTM A514 Grade F ASTM A514 Grade H ASTM A514 Grade J ASTM A514 Grade K
ASTM A514 Grade M ASTM A514 Grade P ASTM A514 Grade Q ASTM A514 Grade R
ASTM A514 Grade S ASTM A514 Grade T    
ASTM A572/A572M ASTM A572 Grade 42 ASTM A572 Grade 50 ASTM A572 Grade 55 ASTM A572 Grade 60
ASTM A572 Grade 65      
ASTM A573/A573M ASTM A573 Grade 58 ASTM A573 Grade 65 ASTM A573 Grade 70  
ASTM A588/A588M ASTM A588 Grade A ASTM A588 Grade B ASTM A588 Grade C ASTM A588 Grade K
ASTM A633/A633M ASTM A633 Grade A ASTM A633 Grade C ASTM A633 Grade D ASTM A633 Grade E
ASTM A656/A656M ASTM A656 Grade 50 ASTM A656 Grade 60 ASTM A656 Grade 70 ASTM A656 Grade 80
ASTM A709/A709M ASTM A709 Grade 36 ASTM A709 Grade 50 ASTM A709 Grade 50S ASTM A709 Grade 50W
ASTM A709 Grade HPS 50W ASTM A709 Grade HPS 70W ASTM A709 Grade 100 ASTM A709 Grade 100W
ASTM A709 Grade HPS 100W      
ASME SA36/SA36M ASME SA36      
ASME SA283/SA283M ASME SA283 Grade A ASME SA283 Grade B ASME SA283 Grade C ASME SA283 Grade D
ASME SA514/SA514M ASME SA514 Grade A ASME SA514 Grade B ASME SA514 Grade C ASME SA514 Grade E
ASME SA514 Grade F ASME SA514 Grade H ASME SA514 Grade J ASME SA514 Grade K
ASME SA514 Grade M ASME SA514 Grade P ASME SA514 Grade Q ASME SA514 Grade R
ASME SA514 Grade S ASME SA514 Grade T    
ASME SA572/SA572M ASME SA572 Grade 42 ASME SA572 Grade 50 ASME SA572 Grade 55 ASME SA572 Grade 60
ASME SA572 Grade 65      
ASME SA573/SA573M ASME SA573 Grade 58 ASME SA573 Grade 65 ASME SA573 Grade 70  
ASME SA588/SA588M ASME SA588 Grade A ASME SA588 Grade B ASME SA588 Grade C ASME SA588 Grade K
ASME SA633/SA633M ASME SA633 Grade A ASME SA633 Grade C ASME SA633 Grade D ASME SA633 Grade E
ASME SA656/SA656M ASME SA656 Grade 50 ASME SA656 Grade 60 ASME SA656 Grade 70 ASME SA656 Grade 80
ASME SA709/SA709M ASME SA709 Grade 36 ASME SA709 Grade 50 ASME SA709 Grade 50S ASME SA709 Grade 50W
ASME SA709 Grade HPS 50W ASME SA709 Grade HPS 70W ASME SA709 Grade 100 ASME SA709 Grade 100W
ASME SA709 Grade HPS 100W      
EN10025 EN10025-2 EN10025-2 S235J0 EN10025-2 S275J0 EN10025-2 S355J0 EN10025-2 S355K2
EN10025-2 S235JR EN10025-2 S275JR EN10025-2 S355JR EN10025-2 S420J0
EN10025-2 S235J2 EN10025-2 S275J2 EN10025-2 S355J2  
EN10025-3 EN10025-3 S275N EN10025-3 S355N EN10025-3 S420N EN10025-3 S460N
EN10025-3 S275NL EN10025-3 S355NL EN10025-3 S420NL EN10025-3 S460NL
EN10025-4 EN10025-4 S275M EN10025-4 S355M EN10025-4 S420M EN10025-4 S460M
EN10025-4 S275ML EN10025-4 S355ML EN10025-4 S420ML EN10025-4 S460ML
EN10025-6 EN10025-6 S460Q EN10025-6 S460QL EN10025-6 S460QL1 EN10025-6 S500Q
EN10025-6 S500QL EN10025-6 S500QL1 EN10025-6 S550Q EN10025-6 S550QL
EN10025-6 S550QL1 EN10025-6 S620Q EN10025-6 S620QL EN10025-6 S620QL1
EN10025-6 S690Q EN10025-6 S690QL EN10025-6 S690Q1 EN10025-6 S890Q
EN10025-6 S890QL EN10025-6 S890QL1 EN10025-6 S960Q EN10025-6 S960QL
EN 10149 EN 10149-2 S315MC S355MC S420MC S460MC
S500MC S550MC S600MC S650MC
S700MC S900MC S960MC  
JIS JIS G3101 JIS G3101 SS330 JIS G3101 SS400 JIS G3101 SS490 JIS G3101 SS540
JIS G3106 JIS G3106 SM400A JIS G3106 SM400B JIS G3106 SM400C JIS G3106 SM490A
JIS G3106 SM490YA JIS G3106 SM490B JIS G3106 SM490YB JIS G3106 SM490C
JIS G3106 SM520B JIS G3106 SM520C JIS G3106 SM570  
DIN DIN 17100 DIN17100 St52-3 DIN17100 St37-2 DIN17100 St37-3 DIN17100 RSt37-2
DIN17100 USt37-2      
DIN 17102 DIN17102 StE315 DIN17102 EStE315 DIN17102 TStE315 DIN17102 WStE315
DIN17102 StE355 DIN17102 EStE355 DIN17102 TStE355 DIN17102 WStE355
DIN17102 StE380 DIN17102 EStE380 DIN17102 TStE380 DIN17102 WStE380
DIN17102 StE420 DIN17102 EStE420 DIN17102 TStE420 DIN17102 WStE420
DIN17102 StE460 DIN17102 EStE460 DIN17102 TStE460 DIN17102 WStE460
DIN17102 StE500 DIN17102 EStE500 DIN17102 TStE500 DIN17102 WStE500
DIN17102 EStE285      
GB GB/T700 GB/T700 Q235A GB/T700 Q235B GB/T700 Q235C GB/T700 Q235D
GB/T700 Q275      
GB/T1591 GB/T1591 Q345A GB/T1591 Q390A GB/T1591 Q420A GB/T1591 Q420E
GB/T1591 Q345B GB/T1591 Q390B GB/T1591 Q420B GB/T1591 Q460C
GB/T1591 Q345C GB/T1591 Q390C GB/T1591 Q420C GB/T1591 Q460D
GB/T1591 Q345D GB/T1591 Q390D GB/T1591 Q420D GB/T1591 Q460E
GB/T1591 Q345E GB/T1591 Q390E    
GB/T16270 GB/T16270 Q550C GB/T16270 Q550D GB/T16270 Q550E GB/T16270 Q550F
GB/T16270 Q620C GB/T16270 Q620D GB/T16270 Q620E GB/T16270 Q620F
GB/T16270 Q690C GB/T16270 Q690D GB/T16270 Q690E GB/T16270 Q690F
GB/T16270 Q800C GB/T16270 Q800D GB/T16270 Q800E GB/T16270 Q800F
GB/T16270 Q890C GB/T16270 Q890D GB/T16270 Q890E GB/T16270 Q890F
GB/T16270 Q960C GB/T16270 Q960D GB/T16270 Q960E GB/T16270 Q960F
GB/T16270 Q500      

Send Inquiry

whatsapp

phone

Email

Inquiry