ASTM A633 Gulu D zitsulo

ASTM A633 Giredi D/A633 Gr.D zitsulo structural mbale amagwiritsidwa ntchito mphamvu zawo apamwamba ndi kukana dzimbiri mumlengalenga. Chitsulo cha A633 Gr.D chikhoza kuonedwa ngati chitsulo chopangidwa ndi microalloyed ndipo chimapangidwa kuti chizigwiritsidwa ntchito mwamakina m'malo motengera zinthu zina. ASTM A633 Gulu D/A633 Gr.D zitsulo structural mbale amagwiritsidwa ntchito mu welded, bolted, kapena riveted nyumba, pamwamba -45 ° C (-50 ° F) momwe mphamvu yake ndi kulimba kumafunika.

ASTM A633 Giredi D/A633 Gr.D zitsulo zopangapanga zopangidwa ndi mankhwala:

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

ASTM A633 Giredi D/A633 Gr.D zomangira zitsulo zamakina katundu:

Zokolola Mphamvu	Kulimba kwamakokedwe	Elongation mu 2 in.
Mpa	Mpa	%
≧315	450-620	≧23