A633 Grade D STEEL PLATE

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.A633GrD,A633 Grade D,A633GrD steel plate 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.

Technical Requirements & Additional Services for A633GrD steel plate:
♦ 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 

►Mechnical property for A633GrD steel plate:

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 steel plate (Product Analysis Max%)

Main chemical elements composition of A633GrD steel plate
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