ASTM A403 / A403M Grade WP347H

Chemical Properties

CarbonB	ManganeseB	PhosphorusB	SulfurB	SiliconB	Nickel	Chromium	Columbium

Note B: Maximum, unless otherwise indicated. Note J: The columbium content shall be not less than eight times the carbon content and not more than 1.10 %.

Mechanical Properties

Tensile strength, min ksi [MPa]	Yield strength, min, ksi [MPa] (0.2 % offset)	Elongation
		Standard round specimen, min % in 4 D
		Longitudinal	Transverse