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  • high strength steel plate
  • quenched and tempered steel plate
  • high strength steel plate
  • quenched and tempered steel plate

High Strength Steel Plate

  • Thickness: 6mm-450mm
  • Width: 1500mm-4200mm
  • Length: 5000mm-18000mm
  • Steel Standard: EN10025-6,ASTM,ASME,GB,WYJ
  • Heat Treatment: Quenched and Tempered
  • Main Grades: S690Q/QL/QL1,(S)A514GrA/B/F/P/S,(S)A517GrA/B/F/P/S
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■ Overview
High strength low alloy steel plates are mainly made mechanical device and other structural elements and so on drilling machine, power shovel, electricity drive wheel counter- mine trolley, mineral product automobile, excavator, car loader.These high strength steel plates have to be done Quenched and tempered heat treatment when rolling.For EN 10025-6 S960QL,the minimum yield strength shall be 960Mpa and tensile strength within 980-1150Mpa.
■ Full Data
 Technical Requirements
♦ All grades shall be done Quenched and Tempered
♦ S...Q grades shall be done Charp-V notch test under minus 20 degree centigrade
♦ S...QL grades shall be done Charp-V notch test under minus 40 degree centigrade
♦ S...QL1 grades shall be done Charp-V notch test under minus 60 degree centigrade

Additional Services from Xinsteel:
♦ Product Analysis 
♦ Drop-Weight test
♦ Simulated post-welded heat treatment (PWHT)
♦ Cutting and welding as per end user’s demands
♦ Third-Party Inspection arrange
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2 
■ Grades
 All Steel Grades Chart for High strength steel plate:

STANDARD STEEL GRADE
EN10025-6 S460Q,S460QL,S460QL1,S500Q,S500QL,S500QL1,S550Q,S550QL, S550QL1,S620Q,S620QL,S620QL1,S690Q,S690QL,S690QL1,S890Q, S890QL,S890QL1,S960Q,S960QL
ASTM ASME A514/A514M SA514/SA514M A514GrA,A514GrB,A514GrC,A514GrE,A514GrF,A514GrH,A514GrJ, A514GrK,A514GrM,A514GrP,A514GrQ,A514GrR,A514GrS,A514GrT SA514GrA,SA514GrB,SA514GrC,SA514GrE,SA514GrF,SA514GrH,SA514GrJ, A514GrK,SA514GrM,SA514GrP,SA514GrQ,SA514GrR,SA514GrS,SA514GrT A517/A517M SA517/SA517M A517GrA,A517GrB,A517GrE,A517GrF,A517GrH,A517GrP,A517GrQ,A517GrS SA517GrA,SA517GrB,SA517GrE,SA517GrF,SA517GrH,SA517GrP,SA517GrQ,SA517GrS
GB/WYJ WQ690D,Q690D,WH80QD,WQ700D,WQ690E,Q690E,WQ890D,WH100QD,WQ890E,WH100QE,Q690CFD
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