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Q550E
Qilu
Product Description
Q550E S550QL / 1.8926 Carbon Steel Plate Steel Sheet
1: Q550E Steel Introduction
Q550E is a high-strength low alloy structural steel, its yield strength is 550MPa, with good comprehensive mechanical properties and process performance.Q550E steel also has good toughness, can be subjected to a large impact load to maintain good stability and safety. It has excellent welding performance and can meet various welding requirements in engineering machinery manufacturing. Through reasonable chemical composition and heat treatment process, Q550E steel can have good corrosion resistance, thus extending the service life of construction machinery.
Q550E Steel Stock In Warehouse
2: Q550E Quality Standard
Q550E steel according to GB/T 1591.
3: Q550E Steel Equivalent
Country | China | Japan | Germany |
Standard | GB/T 1591 | JIS G3135:1986 | EN10025-2 |
Grade | Q550E | / | S550QL / 1.8926 |
4: Q550E Steel Chemical Composition
Grade | C | Si | Mn | P | S | Ti |
Q550E | 0.18 | 0.60 | 2.00 | 0.025 | 0.020 | 0.20 |
5: Q550E Steel Mechanical Properties
The mechanical properties mainly include tensile strength, yield strength, elongation, area or reduction, hardness, impact value, non-metalic inclusion etc. Different heat treatment, the mechanical properties will be different, such as normalized, tempered, QT. If you want to know the properties, kindly contact the salesman.
6: Q550E Steel Overviews
Size | Round | Dia 6-1200mm |
Plate/Flat/Block | Thickness | |
Width | ||
Process | EAF+LF+VD+Forged+Heat treatment(optional) | |
Heat treatment | Normalized ; Annealed ; Quenched ; Tempered | |
Surface condition | Black; Peeled; Polished; Machined; Grinded; Turned; Milled | |
Delivery condition | Forged; Hot rolled; Cold drawn | |
Test | Tensile strength, Yield strength, elongation, area of reduction, impact value, hardness, grain size, ultrasonic test, US inspection, magnetic particle testing, etc. | |
Payment terms | T/T;L/C;/Money gram/ Paypal | |
Trade terms | FOB; CIF; C&F; etc.. | |
Delivery time | 30-45 days | |
7: Q550E Steel Application
Construction Field: used for manufacturing large structural parts such as high-rise buildings, bridges and subways.
Mechanical Field: used in the manufacture of various heavy machinery, ships, pressure vessels and so on.
Petrochemical Field: used for manufacturing oil tanks, pipelines, reactors, etc.
Transportation Tools: used in the manufacture of automobiles, railroad vehicles, etc.
8: Q550E Steel Tolerance
Diameter(mm) | Tolerance | ||
Forged Steel Round Bar | 80-600 | Black Surface:0~+5 | Rough Machined or Turned:0~+3 |
650-1200 | Black Surface:0~+15 | Rough Machined or Turned:0~+3 | |
Hot Rolled Steel Round Bar | 16-310 | Black Surface:0~+1 | Peeled:H11 |
Cold Drawn Steel Round Bar | 6-100 | Black Surface:H11 | Peeled:H11 |
9: Delivery Condition
For hot forged bar, usually the delivery condition is hot forged, annealed/QT, rough turned/Black surface.
For hot rolled bar, usually the delivery condition is hot rolled, annealed/QT, Black surface.
For Cold Drawn bar, usually the delivery condtion is cold drawn, annealed/QT, peeled/black surface.
For hot rolled plate, usually the delivery condition is hot rolled, annealed, milled/black surface.
For hot forged plate, usually the delivery condition is hot forged, normalized/annealed, milled/black surface.
