ASTM A633 Grade D karfe

ASTM A633 Grade D/ A633 Gr.D tsarin karfe faranti Ana amfani da su mafi girma ƙarfi da kuma yanayi juriya lalata. A633 Gr.D karfe ana iya la'akari da shi azaman ƙaramin ƙarfe ne kuma an tsara shi don injina maimakon ƙayyadaddun bayanai. ASTM A633 Grade D / A633 Gr.D tsarin faranti ana amfani da su a cikin welded, bolted, ko riveted structures, sama -45°C (-50°F) wanda ake buƙatar ƙarfinsa da dorewa.

ASTM A633 Grade D / A633 Gr.D tsarin karfe faranti sinadaran abun da ke ciki:

Daraja	C	Si	Mn	P	S	Ku	Ni	Cr	Mo
A633GR	≤0.20	0.15-0.50	0.70-1.60	≤0.035	≤0.04	≤0.35	≤0.25	≤0.25	≤0.08

ASTM A633 Grade D / A633 Gr.D tsarin karfe faranti na inji:

Ƙarfin Haɓaka	Ƙarfin Ƙarfi	Tsawaitawa cikin inci 2
Mpa	Mpa	%
≧315	450-620	≧23