AASME SA517 Grade E in the standard SA517/SA517M is a kind of high tensile alloy steel plates material used to fabric high temperature pressure vessels.

AASME SA517 Grade B in the standard SA517/SA517M is a kind of high tensile alloy steel plates material used to fabric high temperature pressure vessels.

AThis specification ASTM A516 Grade 70 covers carbon steel plates intended primarily for use in welded pressure vessels where improved notch toughness is important.

AThis specification ASME SA516 Grade 70 covers carbon steel plates intended primarily for use in welded pressure vessels where improved notch toughness is important.

AThis specification ASTM A516 Grade 65 covers carbon steel plates intended primarily for use in welded pressure vessels where improved notch toughness is important.

ASA542 Grade B Class 3 in the standard SA-542/SA-542M is a kind of Mo-V alloy steel plates material used to fabric high temperature pressure vessels.