ASTM A283 karfe

An ƙera ASTM A283 azaman nau'in farantin karfe na carbon don tsarin tsarin gabaɗaya, wannan ƙarfe yana da ƙarancin ƙarfi da matsakaicin ƙarfi, yana da maki 2 na ƙarfe (Grade C, Grade D) . Don farantin karfe da aka yi daga coils ko kuma ba tare da maganin zafi ba, ana buƙatar ƙarin gwaji don kawar da damuwa, yawanci bayan an lalata murhun ƙarfe, dubawa, daidaitawa, ana buƙatar maganin zafi kafin bayarwa. idan kana bukatar siyan ASTM A283 karfe farantin, tuntube mu yanzu.

ASTM A283 Haɗin Sinadaran:

Abubuwan Sinadarai na ASTM A283 (max)	Binciken zafi, %
	Darasi C	Darasi D
Carbon	0.24	0.27
Manganese	0.90	0.90
Phosphorus	0.030	0.30
Sulfur	0.030	0.030
Siliki
Faranti 11⁄2 in. [40 mm] da ƙasa, max	0.40	0.40
Faranti sama da inci 11⁄2. [40mm]	0.15-0.40	0.15-0.40
Copper	0.20	0.20

Kwatanta Kayayyakin Injini na ASTM A283

Kwatanta kayan aikin injiniya na ASTM A283
Karfe daraja	Ƙarfin ƙarfi, min Ksi Mpa	Ƙarfin Haɓaka min Ksi Mpa	Tsawaita cikin inci 2 (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