SA517 GRADE Q steel plate supplier


Qfsteels produce and export SA517 GRADE Q steel plate Boiler steel plate. We sell SA517 GRADE Q steel plate Low alloy and high strength steel plate, heavy plate and wide and heavy plate, Which is a large steel plate supplier mill at Qfsteels Group.


Keywords: SA517 GRADE Q,ASME SA517 GRADE Q,SA517 GRADE Q Steel Plate,SA517 GRADE Q HIC,SA517 GRADE Q Nace


  1. SA517 GRADE Q Adopt standard:ASME SA517/SA517M Standard Specification for High-Strength Low-Alloy Columbium-Vanadium Structural Steel
  2. SA517 GRADE Q Specification: Thickness: 1mm to 100mm; Width: 1500mm to 3500mm: Length: 3000mm to 27000mm
  3. Third Party Inspection: ABS, DNV, BV, GL, CCS, LR, RINA, KR, NK, CE, SGS, IKE, IEI or other quality department.
  4. SA517 GRADE Q Chemical composition % of the Product analysis of grade
Grade C % Si % Mn % P % S % V % AL % Cr %
SA517 GRADE Q steel plate 0.12-0.23 0.13-0.37 0.87-1.41 0.035 0.035     0.94-1.56
Cu % Mo % Nb % Ni % Ti % Tungsten    
  0.36-0.64   1.15-1.55 0.07      


  1. SA517 GRADE Q Mechanical Property
Grade Thickness(mm) Min Yield Tensile Elongation Min Impact Energy
SA517 GRADE Q steel plate 6-65 690 Mpa 795-930 Mpa 16 %    
65-150 620 Mpa 725-930 Mpa 14 %    


QFSTEELS  supply super thick steel plate from 100mm to 300mm, certified by TUV, SGS, CE and nine classification societies: ABS, DNV, LR, GL, BV, KR, RINA, CCS, NK.

At competitive price, better quality, faster delivery and better service in supply steel plate in China


QFSTEELS has a strong relationship with our mill. We can supply ASME SA517 GRADE Q steel material directly at our mill ex-factory prices. Each plate has the Mill Certificate Test EN 10204 3.1/3.2 Version.


  1. Delivery Time Or Lead Time: 15-30days
  2. Extra Service: Pretreatment (Shot Blasting, Sand Blast, Painting and Galvanized), Cutting Parts, Sample Service, Third Party inspection, UT Test and Size inspection.
  3. If you have any requirement in steel plate for SA517 GRADE Q, whether the new plate or stock list of material, please feel free to contact us by email of calling.
  4. If you had any question at our plate or service. Please contact our after service department to get faster reply.

Qfsteels Group Company Principle


More Cheaper Price,

More Faster Delivery,

The Best Company Prestige,

The Best After sales service,

The One step Steel material Solution

The Best Professional quality control system

Supplementary Requirements

S2. Product Analysis,       S8: Ultrasonic Examination

S3: Simulated pos-weld heat treatment of mechanical

S15: Reduction of area measurement and test coupons

S18: Maximum Tensile strength

S6: Drop weight test

S30:Charpy V notch impact test for structural shapes


Welcome to Qfsteels Group and any requirement in steel material ASME SA517 GRADE Q steel plate, please feel free to contact us.