GB-T1591 Q550D, Q550D,Q550D Steel Plate,Q550D Stock,Q550D supplier
Unitedsteel Carbon Plate Factory are specialized in exporting GB-T1591 Q550D Low alloy and high strength steel plate, heavy plate and wide, heavy plate, Which is a large steel plate supplier mill at Unitedsteel Group.
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- Q550D Adopt standard: GB-T1591 Standard Specification is for Rolled Steels for Welded Structure
- Q550D Specification: Thickness: 1mm to 500mm; Width: 1500mm to 4500mm: Length: 3000mm to 27000mm
- Third Party Inspection for Q550D: ABS, DNV, BV, GL, CCS, LR, RINA, KR, NK, CE, SGS, IKE, IEI or other quality department.
- Q550D Chemical composition Max % of the Product analysis of grade
C | Si | Mn | P | S | Nb | V | Ti |
0.18 | 0.60 | 2.00 | 0.030 | 0.025 | 0.11 | 0.12 | 0.20 |
Cr | Ni | Cu | N | Mo | B | Als min | |
0.80 | 0.80 | 0.80 | 0.015 | 0.30 | 0.004 | 0.015 |
- Q550D Yield strength
Nominal thickness (mm) | To 16 | 16-40 | 40-63 | 63-80 | 80-
100 |
100-
150 |
150-
200 |
200-
250 |
250-
400 |
ReH – Minimum yield strength (MPa) | 550 | 530 | 520 | 500 | 490 | – | – | – | – |
- Q550D Tensile Strength
Nominal thickness (mm) | To 40 | 40-63 | 63-80 | 80-100 | 100-150 | 150-250 | 250-400 |
ReH – Minimum yield strength (MPa) | 670-830 | 620-810 | 600-790 | 590-780 | – | – | – |
- Q550D Impact Test degree and energy
Min Energy Nominal thickness | |||
Temperature ℃ | -20 | ||
Thickness (mm) | 12-150 | 150-250 | 250-400 |
Notch impact test. Min. absorbed energy | 47 | – | – |
- Equivalent grades of grade Q550D
- Q550D Delivery Time Or Lead Time: 15-30days
- Q550D Extra Service: Pretreatment (Shot Blasting, Sand Blast, Painting and Galvanized), Cutting Parts, Sample Service, Third Party inspection, UT Test and Size inspection.
- If you have any requirement in steel plate for Q550D, whether the new plate or stock list of material, please feel free to contact us by email of calling.
- If you had any question at our plate or service. Please contact our after service department to get faster reply.
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