What is S690QL low alloy high strength steel plates?

What is S690QL low alloy high strength steel plates?

06-30 26

S690QL low alloy high strength steels

 

Standard: 

EN10025-6 Hot rolled products of structural steels —Part 6: Technical delivery conditions for flat products of high yield strength structural steels in the quenched and tempered condition.


Delivery Condition: 

hot rolled, or normalized+tempered. The delivery condition will be indicated in Mill Test Certificate.


Chemical Components of S690QL low alloy high strength steels (%):

C

Si

Mn

P

S

Cr

Ni

≤0.2

≤0.8

≤1.7

≤0.02

≤0.01

≤1.5

≤2.0

Mo

Cu

Ti

V

Nb

B


≤0.7

≤0.5

≤0.5

≤0.12

≤0.06

≤0.005


 

Mechanical Properties of S690QL low alloy high strength steels

Yield Strength

MPa

Tensile Strength

MPa

Elongation

%

Impact Test

-40℃

≥690

770-940

≥14

≥30J

 

Application of S690QL low alloy high strength steel plates

S690QL steel plates are used for low-temperature and high-strength key components, construction machinery, mining machinery structures, and manufacturing all kinds of construction machinery, such as mines and various types of engineering construction Drilling rigs, electric shovel, electric wheel dump trucks, mining vehicles, excavators, loaders, bulldozers, various types of cranes, coal mine hydraulic supports and other mechanical equipment and other structural components.

 

Stocked S690QL low alloy high strength steel plates on June 30th, 2019 in Shanghai All-Win Iron & Steel Company's warehouse

Grade

Size (mm)

Weight (MT)

Bundle No.

S690QL

10*2200*11900

2.055

20190523014

S690QL

10*3000*12050

2.838

9511259100

S690QL

10*3000*12050

2.838

9511257100

S690QL

12*2200*9144

1.895

20190523024

S690QL

12*3000*12050

3.405

9511253100

S690QL

12*3000*12050

3.405

9511253200

S690QL

12*3000*12050

3.405

9511254100

S690QL

12*3000*12050

3.405

9511256200

S690QL

20*3000*4735

2.23

9425132400

S690QL

20.02*3020*5892

2.796

9507246400


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