ASTM A285 B ee saxan bir ah

Tilmaamaha caadiga ah ee ASTM A285 ee taarikada weelka cadaadiska, birta kaarboon, xoog-hooseeya iyo dhexdhexaad

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A285 GR.B cadaadiska weelka saxanka birta Sharaxaadda: Halabuurka Kiimikada iyo Qalabka Makaanikada:

A285 GR.B cadaadiska weelka saxanka birta Sharaxaadda:

Tilmaamaha caadiga ah ee ASTM A285 ee taarikada weelka cadaadiska, birta kaarboon, xoog-hooseeya iyo dhexdhexaad

Dhumucda: 6MM ilaa 300MM,
Ballaca: 1500mm ilaa 4050mm,
Dhererka: 3000mm ilaa 15000mm

Halabuurka Kiimikada iyo Qalabka Makaanikada:

A285 darajo B Halabuurka Kiimikada
Darajo	Cunsurka ugu sarreeya (%)
Darajo	C	Si	Mn	P	S
A285 darajo B	0.22	0.08-0.45	0.98	0.035	0.035

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

Darajo		A285 darajo B Hantida makaanikada
Darajo	Dhumucda	Wax-soo-saarka	Jilicsan	Dheeraynta
A285 darajo B	mm	Min Mpa	Mpa	Ugu yaraan %
	6-50	185	345-485	28%
	50-200	185	345-485	25%

Dukumentiyada la tixraacay:

Sanduuqyada ASTM:

A20 / A20M: Shuruudaha guud ee taarikada birta ee maraakiibta cadaadiska

Shuruudaha Guud iyo Dalbashada Macluumaadka:

Habka tijaabinta iyo tijaabinta, hababka, dulqaadka cabbirka, cufnaanta, tayada iyo cilladaha dayactirka, calaamadaynta, rarista iyo dalbashada macluumaadka waa in ay u hoggaansamaan A20/A20M.
Marka lagu daro shuruudaha aasaasiga ah, shuruudo dheeri ah ayaa la heli karaa.
Gariiradaha ayaa laga saaray A285 ilaa laga gooyo saxan.

Alaabooyinka La Xiriira