SA299 Gr.B Steel Plate

Executive Standard: SA299 Gr. B steel plates comply with the ASME standard, specifically ASTM A299/A299M.

2026-08-26
ASTM SA299 Gr.A and SA299 Gr.B steel plates

SA299 is a carbon-manganese-silicon steel plate designed for pressure vessels—often referred to as "gas drum steel" under US standards.

2026-08-19
SA299 Gr. A Steel Plate for Boilers and Pressu

ntroduction to SA299 Gr.A Steel Plate:
SA299 Gr.A is a steel plate grade designated for boilers and pressure vessels under American standards.

2026-08-11
What is the difference between A285 Gr. C and

A285 Gr.C and SA285 Gr.C steel plates represent the same grade, though they are governed by different standards.

2026-08-04
What material is SA283 Gr.B?

SA283 Gr.B is a low-to-medium strength carbon structural steel plate conforming to the American Society of Mechanical Engineers (ASME) standard.

2026-07-31

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SB480M boiler steel plate

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SB480M boiler steel plate specification:

Steel Grade:SB480M Steel Standard: JIS G3103

Thickness:6mm-450mm, Width:1200mm-4200mm, Length:3000mm-18000mm

SB480M steel surface treatment: Shot blasting and painting or coated.

SB480M Chemical Composition
Grade	The Element Max (%)
Grade	C	Si	Mn	P	S	Mo
SB480M	0.31-0.33	0.15 -0.40	1.20	0.030	0.030

Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%

Grade	SB480M Mechanical Property
Grade	Thickness	Yield	Tensile	Elongation
SB480M	mm	Min Mpa	Mpa	Min %
	t≦25	265	480-620	17
	25<t≦50	265	480-620	21

SB480M boiler steel plate application:

SB480M boiler steel plates are mainly used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.

SB480M boiler steel test: Ultrasonic examination,Normalized,Quenched and Te CC and Third party inspections by end user.

SB480M boiler steel plate delivery condition: Hot rolled, CR, Normalized, Quenched, Tempering, TMCP, Z15, Z25, Z35.

If you are interested in our SB480M boiler steel plate, please feel free to contact us. Your enquiry are highly appreciated, and we will give you a quotation upon receiving your detailed requirements.