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  • A633GrD
  • A633GrD

A633GrD,A633 Grade D

  • Steel Standard: ASTM A633/A633M
  • Rolling Type: Low alloy steel plate,HSLA steel plate
  • Thickness: 6mm-450mm
  • Width: 1500mm-4200mm
  • Length: 3000mm-18000mm
  • Heat Treatment: Normalised
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■ Overview
High strength low alloy steel plate A633 Grade D provide a minimum yield point of 50ksi [345MPa] in thicknesses up to 2.50 in. [65mm], inclusive and 46ksi [315MPa] in thickness over 2.50 in. to 4.0 in. [65mm to 100mm], inclusive.Steel plate A633GrD shall be done Normalised when rolling,of course,if the end users accepted hot rolled or As rolled for these steel materials A633 Grade D.The requirements for fine austenitic grain size in specification A 6/A 6M shall be met for low alloy steel plate A633GrD.
■ Full Data
Technical Requirements & Additional Services:
♦ High tension test
♦ Low temperature impacting test
♦ Simulated post-welded heat treatment (PWHT)
♦ All thickness for this grade shall be done Normalized
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Shot blasting and Painting,Cutting and welding as per end user’s demands 
■ Techicals

Mechnical property for A633GrD low alloy steel:

Thickness(mm) Yield strength (≥Mpa) Tensile strength (≥Mpa) Elongation in ≥,%
T≤65 345 485-620 200mm 50mm
65<T≤100 315 450-590
100<T ... ... 18 23

Chemical composition for A633GrD low alloy steel (Product Analysis Max%)

Main chemical elements composition of A633GrD
C Si Mn P S Cr Cu Mo Ni
0.20 0.15-0.50 0.70-1.35 0.035 0.04 0.25 0.35 0.08 0.25

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