SA203 Grade B STEEL PLATE

SA203 Grade B steel plate with minimum yield strength at 275 Mpa,higher than SA203 Grade A steel sheet at 255 Mpa,and tensile strength shall be above 480 Mpa for SA203GrB steel sheet.Tension Test shall be done for SA203 Grade B steel plate when rolling and other general requirements for SA203GRB steel sheet shall be comply to ASME sa20/sa20m.

Technical Requirements & Additional Services for SA203 Grade B steel plate:
♦  Charpy V-nocth impacting test
♦  Simulated post-welded heat treatment (PWHT)
♦  Rolling under standard NACE MR-0175 (HIC+SSCC)
♦  Shot blasting comply to SA2.5 and Painting with shop primer
♦  Normalized heat treatment for steel plate
♦  Issued Orginal Mill test certificate under EN 10204 FORMAT 3.2 with third party insepction witness
♦  Cutting,Welding,Rough Machining,Finish Maching,Drilling,Milling,Grinding according to CAD Drawing

► Mechnical property for SA203 Grade B steel plate:

Yield strength (≥Mpa)	Tensile strength (Mpa)	Elongation in ≥,%
275	485-620	200mm	50mm
		17	21

►Chemical composition for SA203 Grade B steel plate (Heat Analysis Max%)

Main chemical elements composition of SA203 Grade B
Thickness(mm)	C	Si	Mn	P	S	Ni
T≤50	0.21	0.15-0.40	0.70	0.035	0.035	2.10-2.50
50<T	0.24		0.80