EN10028 Kuleyliyaha iyo Cadaadiska Weelka Birta Taarikada P420ML1

TS EN 10028-5 qeexitaanka heerka caadiga ah ee birta hadhuudhka wanaagsan ee alxanka leh, heerkulbeeg ahaan duuban.
TS EN 10028-5 waxay dabooshaa darajooyinka birta ee lagu bixiyo saddexda tayada:
a) taxanaha aasaasiga ah (P...M)
b) taxane leh sifooyin heerkul hooseeya ilaa -40 °C (P...ML1);
c) taxane leh heerkul hoose oo hoos u dhigaya -50 °C (P...ML2).

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

EN10028-5 P420ML1 Hubabka Kiimikada
Darajo	Cunsurka ugu sarreeya (%)
	C	Si	Mn	P	S	Al	N
P420ML1	0,16	0,50	1,70	0,020	0,015	0,020	0,020
	Nb	V	Ti	Ni	Mo
	0,05	0,10	0,05	0,50	0,20

Darajo	P420ML1 Hantida Makaanikada
	Dhumucda	Wax-soo-saarka	Jilicsan	Dheeraynta
P420ML1	mm	Min Mpa	Mpa	Ugu yaraan %
	6-16	420	500-660	19%
	16-40	400	500-660	19%
	40-63	390	500-660	19%