ASTM A285 ASTM A283 Birta birta ah

ASTM A285 ASTM A283 Birta Taarikada Sawirka

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ASTM A285 waa nooc ka mid ah birta kaarboonka caadiga ah ee loogu talagalay qalabyada weelka cadaadiska ee isku-dhafka ah sida kuleyliyaha, haanta kaydinta, kulaylka beddelayaasha, iwm. Caadi ahaan ASTM A285 saxan bir ah ayaa la keenaa xaalad-duuban.lagu sameeyay wax la dilay, la dilay, qaar la dilay, daboolan ama la jarjaray dhaqamada birta sida waafaqsan shuruudaha isticmaalayaasha dhamaadka.

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ASTM A283 waxaa loogu talagalay nooc saxan kaarboon ah oo loogu talagalay ujeedo qaabdhismeed guud, birtani waxay leedahay awood yar oo dhexdhexaad ah, waxay leedahay 2 darajooyin bir ah (Grade C, Grade D).Saxan bir ah oo laga sameeyay gariiradaha ama aan lahayn daawaynta kulaylka, baadhitaan dheeraad ah ayaa loo baahan yahay si loo yareeyo walbahaarka, badiyaa ka dib marka gariiradda birta la gooyo, kormeerka, qaboojinta, daaweynta kulaylka ayaa loo baahan yahay ka hor inta aan la keenin.ASTM A283 waxaa kaliya loo isticmaalaa ujeedo qaabdhismeed, halka ASME SA283/SA283M birta sidoo kale loo isticmaali karo kuleyliyaha iyo weelka cadaadiska.

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ASTM A285 STEEL Plate Halabuurka Kiimikada

ASTM A285 Halabuurka Kiimikada	Darajada A	Darajada B	Darajada C
Kaarboon, max	0.17	0.22	0.28
Manganese, max	0.9	0.9	0.9
Fosfooraska, max	0.035	0.035	0.035
Baaruud, max	0.035	0.035	0.035

ASTM A283 Walxaha Kiimikada (ugu badnaan)	Falanqaynta kulaylka, %
ASTM A283 Walxaha Kiimikada (ugu badnaan)	Darajada C	Darajada D
Kaarboon	0.24	0.27
Manganese	0.9	0.9
Fosfooraska	0.03	0.3
Baaruud	0.03	0.03
Silikoon	/	/
Taarikada 11⁄2 inji [40 mm] iyo ka hooseeya, ugu badnaan	0.4	0.4
Taarikada ka badan 11⁄2 inch. [40 mm]	0.15-0.40	0.15-0.40
Copper	0.2	0.2

ASTM A283 iyo ASTM A285 Guryaha Makaanikada

Isbarbardhigga Hantida Makaanikada ee ASTM A283 iyo ASTM A285
Heerka Birta	Xoog xajin, min Ksi Mpa	Xoog soo saar min Ksi Mpa	Kordhinta 2 inji
Heerka Birta	Xoog xajin, min Ksi Mpa	Xoog soo saar min Ksi Mpa	(50 mm) % min.
ASTM A-36 / A-36 M	58-80 ( 400-550 )	36 (250)	23
ASTM A-283 / A-283 M gr A	45-60 (310-415)	24 (165)	30
ASTM A-283 / A-283 M gr B	50-65 (345-450)	27 (215)	28
ASTM A-283 / A-283 M gr C	55-75 (380-515)	30 (205)	25
ASTM A-283 / A-283 M gr D	60-80 (415-550)	33 (230)	23
ASTM A-285 / A-285 M gr A	45-65 (310-450)	24 (165)	30
ASTM A-285 / A-285 M gr B	50-70 (345-485)	27 (215)	28
ASTM A-285 / A-285 M gr C	55-75 (380-515)	30 (205)	27