S690QL nnukwu ike ígwè efere

N'ihi ihe ndị dị elu ike ọdịdị, iji S690QL ga-akwalite leaner emebere owuwu na ụba ụgwọ ọrụ ike na arụmọrụ.
The teknuzu nkọwa nke S690QL na-depụtara n'okpuru.
S690QL - Nhazi ọkwa
Nhazi ọkwa nke S690QL  bụ ndị a:
S = Steel Structural
690 = ike mkpụrụ kacha nta (MPa)
Q = Imenyụ & iwe
L = Obere okpomọkụ ule siri ike

S690QL - Chemical mejupụtara
A na-enye ihe mejupụtara kemịkalụ S690QL na tebụl dị n'okpuru.

Ihe	Pasent %	Ihe	Pasent %
C	0.20	Ku	0.50
Si	0.80	Mo	0.70
Mn	1.70	Nb*	0.06
P	0.025	Ni	2.0
S	0.015	Ti*	0.05
N	0.015	V*	0.12
B	0.0050	Zr*	0.15
Cr	1.50

* Opekempe 0.015% nke ihe nnụcha ọka dị ugbu a. Aluminom bụkwa otu n'ime ihe ndị a.

S690QL - akụrụngwa akụrụngwa
Edepụtara ihe eji arụ ọrụ nke S690QL na tebụl dị n'okpuru.

Nhọpụta		Ngwongwo igwe (okpomọkụ gburugburu)
Aha igwe	Nọmba igwe	Min. Mpụta Ike Reh MPa			Ike Tensile Rm MPa			Min. % elongation mgbe mgbawa
		Ọkpụrụkpụ aha (mm)			Ọkpụrụkpụ aha (mm)
		≥3≤50	≥50 ≤100	≥100 ≤150	≥3≤50	≥50 ≤100	≥100 ≤150
S690QL	1.8931	690	650	630	770/940	760/930	710/900	14

S690QL-V Notch Mmetụta Nnwale
Enyere nkọwa nnwale mmetụta V Notch na tebụl dị n'okpuru.

Ọkwa	Ntuzi ihe atụ	@0°C	@-20C	@-40C	@-60C
S690QL	Ogologo ogologo	50 J	40 J	30 J	¨C¨C
	Gafee	35 J	30 J	27 J	¨C¨C

(Biko rịba ama: ozi teknụzụ dị n'elu bụ maka ntụzịaka naanị ¨C maka nkọwapụta, biko lelee Masteel)