High Strength Steel Plate Q500D

Q550D steel plate, a kind of low alloy high strength steel plate, is widely used in the field of bridge construction. Due to its excellent physical properties, such as high strength, high toughness, wear resistance, fatigue resistance, impact resistance, corrosion resistance and easy welding and processing, Q550D low alloy steel material occupies an important position in the manufacturing industry. Whether it is mining machinery manufacturing, ship equipment manufacturing, coal mining equipment manufacturing, crane equipment manufacturing, or bridge structure manufacturing, steel structure engineering manufacturing, pressure components manufacturing and other fields, you can see the figure of Q550D high strength Low Alloy Steel Plate.

Q550D High Strength Low Alloy HSLA Steel Plate Chemical Composition:

STEEL GRADE	C% max	Si% max	Mn% max	P% max	S% max	Cu% max	Cr% max	Ni% max	Mo % max	B % max	V % max	Nb% max	Ti % max
Q550D	0.2	0.80	1.7	0.02	0.010	0.5	1.5	2	0.70	0.005	0.12	0.06	0.05

 

Q550D High Strength Alloy Steel Sheet Mechanical Property:

STEEL GRADE	Re yield strength Mpa min			Re yield strength Mpa min			elongation %	Energy and temperature
							Min	0	-20	-40	-60
	t≤50	50-100	100-150	t≤50	50-100	100-150		J	J	J	J
Q550D	550	530	490	640-820	640-820	590-770	16	47	47	34	34