SA299GR.B NACE steel plate exporter





Qfsteels Bolier Plate Factory are specialized in producing and exporting ASME SA299 SA299GR.B NACE MR0175, MR0103 Boiler 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. B Adopt standard: ASME SA299 Standard Specification for High-Strength Low-Alloy Columbium-Vanadium Structural Steel
  2. B Specification: Thickness: 1mm to 100mm; Width: 1500mm to 3500mm: Length: 3000mm to 27000mm
  3. Third Party Inspection for SA299GR.B: ABS, DNV, BV, GL, CCS, LR, RINA, KR, NK, CE, SGS, IKE, IEI or other quality department.
  4. B Chemical composition % of the Product analysis of grade
Grade C Si Mn P S V AL Cr %
A299 Gr.B 0.28-0.30 0.13-0.45 0.84-1.62 0.035 0.035
Cu Mo Nb Ni Ti Tungsten


  1. B Mechanical Property
Grade Thick.(mm) Min Yield Tensile Elongation Min Impact Energy
A299 Gr.B 6-50 310-325 Mpa 550-690 Mpa 19%
50-200 310-325 Mpa 550-690 Mpa 19%


QFSTEELS also 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


QFSTEELS has a strong relationship with our mill. We can supply ASME SA299GR.B steel material directly at our mill ex-factory prices. Each plate has the Mill Certificate Test EN 10204 3.1/3.2 Version.


  1. B Delivery Time Or Lead Time: 15-30days
  2. B 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 B, 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

Supply ASME SA203GR.F stock steel plates

SA299GR.B NACE steel plate exporter