Rockhard 400 Abrasion Resistant Steel Plates

The Rockhard 400 Wear Resistant Plates excel in corrosion resistance, effortlessly withstanding harsh environments like exposure to acidic or seawater conditions, and resisting oxidation and reduction processes. Known for their excellent weldability and ease of joining, these plates integrate seamlessly with other equipment, making them highly adaptable for various industrial applications. The rigid structure of Rockhard 400 Plates is designed to endure extreme wear, thanks to a specialized alloy composition that maximizes their strength and hardness.

Given their exceptional properties and high demand, Rockhard 400 Plates are available in a wide range of shapes, sizes, grades, and specifications to meet specific industry needs. ARK Stainless, as one of the most reliable suppliers, stockists, and exporters of Rockhard 400 Abrasion Resistant Steel Plates, ensures that each plate complies with both national and international standards. To guarantee optimal performance, we conduct rigorous testing and provide customizations tailored to the exact specifications of our customers, further solidifying our reputation for quality and precision in delivering Rockhard 400 Wear Resistant Plates across the globe.

Rockhard 400 Plates: Unmatched Durability for Demanding Applications

Rockhard 400 Plates are specialized abrasion-resistant steel plates designed to deliver exceptional strength and durability in environments where wear and tear are common. Engineered with a unique alloy composition that maximizes hardness, Rockhard 400 Plates are particularly suited for industries such as mining, construction, oil and gas, and heavy machinery, where high impact and abrasion resistance are crucial.

These plates stand out for their robust resistance to abrasive forces and harsh environmental conditions, including exposure to corrosive media like seawater and acidic substances. Rockhard 400 Plates combine high tensile strength with impressive flexibility, making them easy to weld and join with other components. This feature allows for seamless integration into equipment, enhancing structural integrity and lifespan in applications like construction attachments, dump liners, and heavy-duty vehicle bodies.

The name “Rockhard” reflects the plate’s unmatched hardness and rigidity, characteristics achieved through a high-carbon alloy blend and advanced tempering processes. Available in a range of thicknesses and customizable to meet specific industry requirements, Rockhard 400 Plates continue to set the standard for abrasion-resistant materials that offer extended service life even in the toughest conditions. For industries seeking top-quality, reliable, and performance-driven steel plates, Rockhard 400 remains a premier choice.

BRAND OF ROCKHARD 400 Plates

Brand	Manufacture/Co	HARDNESS RANGE	C.E.V. Typical Values
		Values for BHN 400	Thk: 10 – 20
BHN 400	SSAB	370-430	0.37
QUARD 400	DUFERCO	370-430	0.42
JFE EVERHARD 360LE	JFE STEEL CORPN.	360-430	0.38
SUMIHARD K400	SUMITOMO METALS	400-440	0.46
ABRAZO 400	TATA UK LTD.	360-430	0.43
RAEX 400	RUUKKI	360-430	0.43
DILLIDUR 400V	DILLINGER HUTTE	370-430	0.43
XAR 400	THYSSEN KRUPP	370-430	0.43
BRINAR 400	ILSENBURGER GROBBLECH	360-430	0.48
FORA 400	INDUSTEEL	360-430	0.48
HARDPLAST 380	ISD HUTA	360-430	0.56
NICRODUR 400	ACRONI	360-430	0.56
CREUSABRO 4800	INDUSTEEL	360-430	0.48
WELHARD 400	NSC/JAPAN	400-440	0.46
BIS Plate 320	Bisalloy Steels Pty Ltd	320-360	0.4
BIS Plate 400	Bisalloy Steels Pty Ltd	370-430	0.4
BIS Plate 450	Bisalloy Steels Pty Ltd	425-475	0.48
Rockstar 400	Essar Steel India Ltd.	370-430	0.45
Rockstar 450	Essar Steel India Ltd.	425-475	0.52
Rockstar 500	Essar Steel India Ltd.	450-540	0.6
Abrex 400	NSSMC	360-440	0.4
Abrex 450	NSSMC	410-490	0.5
Abrex 500	NSSMC	450-550	0.55
Abrex 600	NSSMC	550-650	0.73

BRAND OF ROCKHARD 400 Plates

Item	Abrasion Resistant Plate
Material	ROCKHARD 400, SUMIHARD, BRINAR, DUROSTAT, DILLIDUR, JFE EVERHARD.
Thickness	3 - 200mm
Width	500 - 3000mm
Length	1000 - 12000mm
Heat Treatment	N, Q+T
Surface Paint	EP, PE, HDP, SMP, PVDF

Chemical Composition Of ROCKHARD 400 Plates

Plate	C	Si	Mn	P	S	Cr	Ni	Mo	B	CEV	CET
3- 6	0.15	0.70	1.60	0.025	0.01	0.50	0.25	0.25	0.004	0.41	0.28
3-(8)	0.15	0.70	1.60	0.025	0.01	0.30	0.25	0.25	0.004	0.33	0.23
8 - 20	0.15	0.70	1.60	0.025	0.01	0.50	0.25	0.25	0.004	0.37	0.27
(20)-32	0.18	0.70	1.60	0.025	0.01	1.00	0.25	0.25	0.004	0.48	0.29
(32)-45	0.22	0.70	1.60	0.025	0.01	1.40	0.50	0.60	0.004	0.57	0.31
(45)-51	0.22	0.70	1.60	0.025	0.01	1.40	0.50	0.60	0.004	0.57	0.38
(51)-80	0.27	0.70	1.60	0.025	0.01	1.40	1.00	0.60	0.004	0.65	0.41
(80)-130	0.32	0.70	1.60	0.025	0.01	1.40	1.50	0.60	0.004	0.73	0.48

Mechanical Properties Of ROCKHARD 400 Plates

Grade	Mechanical Property			Charpy V Impact Test
ROCKHARD 400	Yield	Tensile	Elongation	Degree	longitudinal
	Min Mpa	Mpa	Min  %	-40	J
	1000	1250	10		45