ASTM A203GRB Nickel-Alloy steel plate


United steel export ASTM A203/A203M heavy plate and wide, Nickel-Alloy steel plate, A203GRB,ASTM A203GRB,A203GRB Steel,A203GRB HIC,A203GRB NACE

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  1. A203GRB Adopt standard: ASTM SA203/SA203M Standard Specification for High-Strength Low-Alloy Columbium-Vanadium Structural Steel
  2. A203GRB Specification: Thickness: 1mm to 100mm; Width: 1500mm to 3500mm: Length: 3000mm to 27000mm
  3. Third-Party Inspection for A203GRB: ABS, DNV, BV, GL, CCS, LR, RINA, KR, NK, CE, SGS, IKE, IEI or another quality department.
  4. A203GRB Chemical composition % of the Product analysis of grade
Grade C Si Mn P S V AL C
A203GRB 0.17 0.13-0.45 0.78-0.88 0.035 0.035      
Cu Mo Nb Ni Ti Tungsten    


  1. A203GRB Mechanical Property
Grade Thick.(mm) Min Yield Tensile Elongation Min Impact Energy
A203GRB 5-50 275 Mpa 485-620 Mpa 21 %    
50-200     17 %    


UNITEDSTEEL 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


UNITEDSTEEL has a strong relationship with our mill. We can supply ASTM A203GRB steel material directly at our mill ex-factory prices. Each plate has the Mill Certificate Test EN 10204 3.1/3.2 Version.


  1. A203GRB Delivery Time Or Lead Time: 15-30days
  2. A203GRB 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 requirements in the steel plate for A203GRB, 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.

Unitedsteel Group Company Principle


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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 Unitedsteel Group and any requirement in steel material, please feel free to contact us.