A299 Gr B STEEL PLATE

A299 Gr B STEEL PLATE

A299 Gr B STEEL PLATE

A299 /A299M covers manganese, silicon carbon steel plate for used in welded boiler and others pressure vessels in steel grade A299 Grade A and A299 Grade B.

ASTM A299 plates in 50 mm and under in thickness are normally supplied in the as-rolled condition. Plates may be ordered normalized or stress relieved, or both. Plates over 50 mm in thickness shall be normalized.

STEEL DIMENSION:

Thickness: 6MM to 300MM,

Width: 1500mm to 4050mm,

Length: 3000mm to 15000mm

Gnee steel is specialized in supplying ASTM steel plate in A299 Gr.B. For more information of grade A299 Grade B steel plates, please check them in following:

A299 Grade BChemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

Mo

A299 GR.B

0.28-0.30

0.13-0.45

0.84 -1.62

0.035

0.035

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

Grade

A299 Grade BMechanical Property

Thickness

Yield

Tensile

Elongation

A299 GR.B

mm

Min Mpa

Mpa

Min  %

t≦50

310-325

550-690

19

50<t≦200

310-325

550-690

19

 

发表评论

电子邮件地址不会被公开。 必填项已用*标注