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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a517 grade h steel,a517 grade h steel chemical composition

a517 grade h steel under ASTM standard, it is a kind of boiler steel. a517 grade h steel is widely used in fusion welded boilers and other pressure vessels. More information about a517 grade h steel technology, please see the following:

a517 grade h steel plate specification:

Grade: a517 grade h Standard: ASTM

Length: 6000mm-12500mm, Thickness: 5mm -150mm, Wide: 1500mm-4500mm

a517 grade h steel chemical composition%:

Grade	The Element Max (%)
Grade	C	Si	Mn	P	S
a517 grade h	0.10-0.23	0.13-0.37	0.87-1.41	0.035	0.035
	Cr	Mo	B	V	Ni
	0.36-0.69	0.17-0.33	MIN 0.0005	0.02-0.09	0.27-0.73

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

a517 grade h steel mechanical property:

Grade	a517 grade h steel mechanical property
Grade	Thickness	Yield	Tensile	Elongation
a517 grade h	mm	Min Mpa	Mpa	Min %
	6-65	690	795-930	16%
	65-150	620	725-930	14%

a517 grade h steel surface treatment: Shot blasting and painting or coated.

a517 grade h steel application:

a517 grade h steel is mainly made mechanical device and other structural elements and so on drilling machine, power shovel, electricity drive wheel counter- mine trolley, mineral product automobile, excavator, car loader.

a517 grade h steel services: Cutting, Painting, Ball blast, Pretreatment, and The third party inspection in DNV, BV, LR, GL, ABS, CCS, CE Mark, TUV, ISO, and others in super thick ship steel plate.

Thanks a lot for your interesting on our a517 grade h steel. Any need in a517 grade h steel chemical composition and a517 grade h steel mechanical properties, please feel free to contact us by email or calling to us. We will reply you in the first time.