ASTM A216 / A216M Grade WCC

Chemical Properties

Grade Carbon Manganese Phosphorus Sulfur Silicon
Note A: For each reduction of 0.01 % below the specified maximum carbon content, an increase of 0.04 % manganese above the specified maximum will be permitted up to a maximum of 1.10 %.
Note B: For each reduction of 0.01 % below the specified maximum carbon content, an increase of 0.04 % Mn above the specified maximum will be permitted up to a maximum of 1.28 %.
Note C: For each reduction of 0.01 % below the specified maximum carbon content, an increase of 0.04 % manganese above the specified maximum will be permitted to a maximum of 1.40 %.

Mechanical Properties

Grade Tensile strength,
ksi [MPa] 		Yield strength,A
min, ksi [MPa] 		Elongation in 2 in.
[50 mm], min, %B 		Reduction of area,
min, %
Note A: Determine by either 0.2 % offset method or 0.5 % extension-under-load method.
Note B: When ICI test bars are used in tensile testing as provided for in Specification A703/A703M, the gage length to reduced section diameter ratio shall be 4 to 1.

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