SA299 GR A Steel plate supplier

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Qfsteels produce and export ASME SA299 GR A Steel plate Boiler steel plate.SA299 GR A Steel plate Low alloy and high strength steel plate,  heavy plate and wide, heavy plate, Which is a large steel plate supplier mill at Qfsteels Group.

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  1. SA299 GR A Adopt standard: ASME SA299/SA299M Standard Specification for High-Strength Low-Alloy Columbium-Vanadium Structural Steel
  2. SA299 GR A Specification: Thickness: 1mm to 100mm; Width: 1500mm to 3500mm: Length: 3000mm to 27000mm
  3. Third Party Inspection for SA299 GR A: ABS, DNV, BV, GL, CCS, LR, RINA, KR, NK, CE, SGS, IKE, IEI or other quality department.
  4. SA299 GR A Chemical composition % of the Product analysis of grade
Grade C Si Mn P S V AL Cr
SA299 GR A 0.28-0.30 0.13-0.45 0.84-1.62 0.035 0.035
Cu Mo Nb Ni Ti Tungsten


  1. SA299 GR A Mechanical Prop
Grade Thick.(mm) Min Yield Tensile Elongation Min Impact Energy
SA299 GR A 6-50 275-290 Mpa 515-655 Mpa 19 %
50-200 275-290 Mpa 515-655 Mpa 19 %


QFSTEELS could 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

We supply ASME SA299 GR A steel material directly at our mill ex-factory prices. Each plate has the Mill Certificate Test EN 10204 3.1/3.2 Version.


  1. SA299 GR A Delivery Time Or Lead Time: 15-30days
  2. SA299 GR A 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 SA299 GR A, 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

A299 GR A Steel plate supplier

Welcome to Qfsteels Group and any requirement in steel material SA299 GR A Steel plate, please feel free to contact us.