Quenched and Tempered High strength steel plate Q690E 

Specs: 20mm*1840mm*9590mm

 We can supply different types of high strength steel plate as you required!


We can offer more than 260 brands of wide and heavy steel plates which are available for more than 300 thicknesses, and special plates with the maximum width of 5500mm and the thickness of 600mm.
Its products into high-strength steel plate, carbon constructional steel plate, pressure vessel steel plate, ship building steel plate, ect.  


Below is for you easy reference:


standard Grade C Mn Si



Impact Thickness Condition
EN S690Q/QL ≤0.2 ≤1.7 ≤0.8 ≥690 770-930 -20/-40 8-150MM Q+T
GB Q690D/E ≤0.18 1.0-1.6 ≤0.55 ≥690 770-940 -20/-40 8-150MM Q+T
WYJ WH80Q ≤0.15 0.8-1.8 0.15-0.5 ≥685 ≥760 -20 8-200MM Q+T
WYJ WDB620D/E ≤0.07 1.0-1.6 0.15-0.4 ≥490 620-750 -20/-40 8-150MM Q+T
WYJ WDB690D/E ≤0.07 ≤1.7 ≤0.5 ≥580 ≥670 -40 8-100MM Q+T
WYJ WH100Q ≤0.18 0.8-1.8 0.15-0.5 ≥920 ≥970 -20 8-120MM Q+T

1.WDB620,WDB690 named CF steel plate.

2.Used to manufacture high pressure hoses of hydropower station and scroll cases for turbine.


Detail introduction of  low alloy high strength steel plate from us

1.Production Std: ASTM,ASME,JIS,DIN,BS,EN,company std in China.
2. Delivery State: HR,TMCP, Q&T, N, T, N&T,Z15,Z25,Z35, Ultrasonic test, Sharp V-notch impact test, HIC test ,etc
3. Dimension Thickness:8~650mm; Width:1400~5500mm,; Length:3000~23000mm 

4. Trade Terms: FOB, CFR, CIF 
5. Payment Terms: 30% T/T deposit,  and the 70% balance T/T payment before shipping

Welcome your valuable inquiry and detailed requirements!



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