Product Description

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SA204GrB boiler steel plate for pressure vessel

SA204GrB steel tensile strength is 70–90 [485–620]kis [MPa].

SA204GrB material belongs to molybdenum alloy steel plates, intended particularly for welded boilers and other pressure vessels. Plates under this specification are available in three grades having different strength levels: Grade A; Grade B; and Grade C.

SA204Gr.B alloy steel plates heat analysis (%)

C	Si	Mn	P	S	Mo
0.20-0.27	0.13-0.45	0.90-0.98	0.035	0.035	0.45–0.60

Mechanical Properties of SA204GrB steel plate

Tensile strength, kis [MPa]	70-90 [485-620]
Yield strength, min, kis [MPa]	40 [275]
Elongation in 8 in. [200 mm], min, %	17
Elongation in 2 in. [50 mm], min, %	-

Dimensions of SA204GrB steel plates:

Thickness from 5mm to 150mm

Width: from 1,500mm to 2,500mm

Length: from 6,000mm to 12,000mm

Technical conditions

Ultrasonic tested as per SA 578 or any other as per requirement

2) MTC acc to EN 10204 3.1 / 3.2

3) Charpy Impact tested at -20 /-46 DegC.

4) Furnace Normalised

5) BQ Plates with IBR form IV<

Supplementary Test HIC Test | NACE MR0175 | Z15 | Z25 | Z35 | S1 | S2 | S3 | S4.1 | S5 | S6 | S7 | S8 | S9| S11 | S12 | S14 | S17

Contact us

www.bebonchina.com

www.steel-plate-sheet.com

Emai: asteelgrade@gmail.com

bebon.steel@outlook.com

Payment Terms︰ TT/LC

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