S690QL ga agbara irin awo

Nitori awọn ohun elo iseda agbara giga, lilo S690QL yoo ṣe agbega awọn ẹya apẹrẹ ti o leaner pẹlu agbara isanwo ti o pọ si ati ṣiṣe agbara.
Awọn alaye imọ-ẹrọ ti S690QL ti ṣe ilana ni isalẹ.
S690QL - Ite yiyan
Ìsọ̀rọ̀ onípò ti S690QL ni wọnyi:
S = Irin igbekale
690 = Agbara ikore ti o kere ju (MPa)
Q = Quenching & Tempering
L = Low ogbontarigi toughness igbeyewo otutu

S690QL - Kemikali Tiwqn
Awọn akojọpọ kemikali ti S690QL ti pese ni tabili ni isalẹ.

Eroja	Ogorun%	Eroja	Ogorun%
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
Kr	1.50

* O kere ju 0.015% ti eroja isọdọtun ti o wa. Aluminiomu tun jẹ ọkan ninu awọn eroja wọnyi.

S690QL - Mechanical Properties
Awọn ohun-ini ẹrọ ti S690QL ti ṣe ilana ninu tabili ni isalẹ.

Orúkọ		Awọn ohun-ini ẹrọ (iwọn otutu ibaramu)
Orukọ Irin	Nọmba Irin	Min. Ikore Agbara Reh MPa			Agbara fifẹ RM MPa			Min. % elongation lẹhin egugun
		Sisanra (mm)			Sisanra (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 ogbontarigi Ikolu Igbeyewo
Awọn alaye idanwo ipa V Notch ni a fun ni tabili ni isalẹ.

Ipele	Iṣalaye Ayẹwo	@ 0°C	@-20°C	@-40°C	@-60°C
S690QL	Gigun	50 J	40 J	30 J	¨C¨C
	Rekọja	35 J	30 J	27 J	¨C¨C

(Jọwọ ṣakiyesi: alaye imọ-ẹrọ loke wa fun itọsọna nikan ¨C fun awọn pato pato jọwọ ṣayẹwo pẹlu Masteel)