Corten B tšepe

Corten B tšepe
ASTM Corten B steel grade ke lihlahisoa tse chesang tse pota-potiloeng tsa litšepe tsa sebopeho maemong a ho fana ka thepa ea theknoloji e nang le khanyetso e ntlafetseng ea sepakapaka ea Corten B.
Corten B - tšepe e hanyetsanang le boemo ba leholimo e loketseng meaho e boima le e jereng meroalo.
Thepa e iketsetsa lera la eona la tšireletso ha e pepesehetse likarolo tsa sepakapaka. Ha e le hantle, lera le ka holimo le senya 'me le sireletsa tšepe e ka tlas'a lona. Qetello ea tlhaho ha e hloke mokhoa leha e le ofe oa tlhokomelo e kang ho penta, e leng se etsang hore thepa e be e theko e boima haholo ho feta litšepe tse ling tsa mohaho.
Ho penta le tlhokomelo ho tla hlokahala haeba mohaho o lula o le metsi kaha lera le sireletsang le ke ke la thehoa. Mohlala o motle ke moo motheo oa mohaho o kopanang le mobu kapa o koahetsoeng ke metsi hanyenyane.


Kereiti & Equivalents

Corten	EN 10025-5:2004
Corten B	S355J2W

Likaroloana tsa Lik'hemik'hale

Kereiti	C	Si	Mong	P	S	Cu	Ni	Kr	V	N
Corten-A	0.12	0.25-0.75	0.20-0.50	0.07-0.15	0.03	0.25-0.55	0.65	0.50-1.25
Corten-B	0.16	0.30-0.50	0.80-1.25	0.03	0.03	0.25-0.40	0.4	0.40-0.65	0.02-0.10

ASTM Corten B steel Mechanical properties:
Mochesong oa kamore bakeng sa lipoleiti ≥3mm ka botenya (litšoantšo tsa liteko tse fapaneng, ho latela EN 10002). Litlhokahalo tsa lipoleiti tse kolobisitsoeng tse chesang ≤3mm ka botenya ho latela EN 10025-5.

Kereiti	Botenya (mm)	Kotulo Matla MPa(mets)	Matla a tšepe MPa	Elongation % (mets)
Corten B	≤16	355	470-630	20
	>16≤50	345

1 Mpa = 1N/mm2
Matla a tšusumetso a khethoa ho mehlala ea liteko tsa longitudinal tsa ISO-V mocheso oa - 20°C e le karolelano ea liteko tse tharo. Bakeng sa botenya ba sehlahisoa ≥10mm boleng bo tloaelehileng ke bonyane 27 J. Bakeng sa botenya bo pakeng tsa 10mm le 6mm, boleng bo fokolang ba tšusumetso bo fokotsehile ka ho lekana le bophara ba mohlala (botenya ba sehlahisoa).

Corten B Steel Delivery state

Mocheso o kentsoeng, o batang o batang, o tloahelehileng, o timme, o halefile, mokhoa oa ho laola mechine ea mocheso (TMCP), Electroslag Remelting Technical, tlhahlobo ea HIC.