ASTM A572 bir ah

Birta birta ASTM A572 /A572M
Tilmaamaha ASTM A572 waxaa loola jeedaa taarikada birta-hooseeya ee birta ah ee ugu sareysa ee dhismaha, oo ka mid ah 5 darajooyinka birta ee 42, 50, 55, 60 iyo 65, Fasalka 50 waa mid ka mid ah birta ugu caansan codsiyada halkaasoo u baahan xoog badan iyo miisaan yar, Isticmaal saxan bir fasalkan ah oo aan ahayn birta kaarboonka caadiga ah waxay ka dhigi doontaa qaab dhismeedka birta leh xoog bir isku mid ah laakiin miisaan yar.

ASTM A572 Fasalka 65

C max	Mn  max	P max	S max	SI max
0.23	1.35	0.04	0.05	0.4
Awood-soo-saarka Mpa	Xoojinta Xoojinta Mpa	Kordhinta % ee 200mm	Kordhinta % ee 50mm
450	550	15	17

ASTM A572 Fasalka 60

C max	Mn  max	P max	S max	SI max
0.26	1.35	0.04	0.05	0.4
Awood-soo-saarka Mpa	Xoojinta Xoojinta Mpa	Kordhinta % ee 200mm	Kordhinta % ee 50mm
415	520	16	18

ASTM A572 Fasalka 55

C max	Mn  max	P max	S max	SI max
0.25	1.35	0.04	0.05	0.4
Awood-soo-saarka Mpa	Xoojinta Xoojinta Mpa	Kordhinta % ee 200mm	Kordhinta % ee 50mm
380	485	17	20

ASTM A572 Fasalka 50

C max	Mn  max	P max	S max	SI max
0.23	1.35	0.04	0.05	0.4
Awood-soo-saarka Mpa	Xoojinta Xoojinta Mpa	Kordhinta % ee 200mm	Kordhinta % ee 50mm
345	450	18	21

ASTM A572 Fasalka 42

C max	Mn  max	P max	S max	SI max
0.21	1.35	0.04	0.05	0.4
Awood-soo-saarka Mpa	Xoojinta Xoojinta Mpa	Kordhinta % ee 200mm	Kordhinta % ee 50mm
290	415	20	24