• QUARD 는 벨기에 NLMK Clabeq社가 공급하는 내마모강판(AR-Plate) Brand입니다.
 
Brinell hardness test, HBW according to EN ISO 6506-1 is performed 1-2 mm
below the plate surface once per heat and 40 tonnes

	Hardness
QUARD400	HBW = 370 – 430
QUARD450	HBW = 420 – 480
QUARD500	HBW = 470 – 530

 
 
• Other mechanical properties (typical values)

	V-notch impact test (tongitudinal at -40ºC)	Yield strength(MPa)	Tensile strength.Transverse testing(MPa)	Elongation A5(%)
QUARD400	50 J	1,160	1,300	10
QUARD450	45 J	1,250	1,400	10
QUARD500	30 J	1,500	1,700	8

 
 
• 제조 공정

 
 
• 내마모강판의 장점

 
 
• 내마모강판의 적용 사례