ASTM A285 Giredhi B simbi ndiro

ASTM A285 yakajairwa dhizaini yekumanikidza ngarava mahwendefa, kabhoni simbi, yakaderera- uye yepakati-tensile simba.

Ukobvu: 6MM kusvika 300MM,
Upamhi: 1500mm kusvika 4050mm,
Kureba: 3000mm kusvika 15000mm

A285 giredhi B Chemical Kuumbwa
Giredhi	The Element Max (%)
	C	Si	Mn	P	S
A285 giredhi B	0.22	0.08-0.45	0.98	0.035	0.035

Carbon Yakaenzana: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%

Giredhi		A285 giredhi B Mechanical Property
	Ukobvu	Yield	Tensile	Elongation
A285 giredhi B	mm	Min Mpa	Mpa	Min  %
	6-50	185	345-485	28%
	50-200	185	345-485	25%

Referenced Documents:

ASTM Sandards:

A20/A20M: Zvinodiwa zvakajairika zvesimbi mahwendefa emidziyo yekumanikidza.

Zvakawanda Zvinodiwa uye Ruzivo rwekuodha:

Kuedza nekuongororazve nzira, maitiro, kushivirira kwechiyero, hukuru, kunaka uye kugadzirisa kukanganisa, kumaka, kurodha uye kuodha ruzivo rwunoenderana neA20/A20M.
Mukuwedzera kune zvakakosha zvinodiwa, zvimwe zvekuwedzera zvinodiwa zviripo.
Macoils haabatanidzwe kubva kuA285 kusvika achekwa kuita ndiro.