1. Q345R Adopt standard: GB/T 713 Standard Specification for boiler and pressure purposes, technical delivery condition and non alloy, alloy steels with specified elevated temperature properties.
2. Q345R Specification: Thickness: 5mm to 200mm; Width: 1500mm to 3500mm: Length: 3000mm to 27000mm
3. Third Party Inspection for Q345R: ABS, DNV, BV, GL, CCS, LR, RINA, KR, NK, CE, SGS, IKE, IEI or other quality department.
4. Q345R Chemical composition % of the Product analysis of grade
|
Grade
|
C %
|
Si %
|
Mn %
|
Cu %
|
Ni %
|
Cr%
|
Mo %
|
V %
|
|
Q345R
|
0.20
|
0.55
|
1.2-1.7
|
0.30
|
0.30
|
0.30
|
0.08
|
0.050
|
|
Ti %
|
Alt %
|
P %
|
S %
|
Nb
|
||||
|
0.030
|
0.020
|
0.025
|
0.010
|
0.050
|
5. Q345R Mechanical Property
|
Grade
|
Thickness(mm)
|
Min Yield
|
Tensile
|
Elongation
|
Min Impact Energy
|
|
|
Degree
|
Min J
|
|||||
|
Q345R
|
3-16
|
345Mpa
|
510-640 Mpa
|
21%
|
0
|
41J
|
|
16-36
|
325Mpa
|
500-630 Mpa
|
21%
|
0
|
41J
|
|
|
36-60
|
315 Mpa
|
490-620 Mpa
|
21%
|
0
|
41J
|
|
|
60-100
|
305 Mpa
|
490-620 Mpa
|
20%
|
0
|
41J
|
|
|
100-150
|
285 Mpa
|
480-610 Mpa
|
20%
|
0
|
41J
|
|
|
150-250
|
265 Mpa
|
470-600 Mpa
|
20%
|
0
|
41J
|
|
Normally GB/T 713 Q345R plates are normally supplied in the as-rolled condition. The plates may be ordered normalized or stress relieved, or both.
6. Q345R Delivery Time Or Lead Time: 20-35days
7. Q345R Extra Service: Pretreatment (Shot Blasting, Sand Blast, Painting and Galvanized), Cutting Parts, Sample Service, Third Party inspection, UT Test and Size inspection.
8. If you have any requirement in steel plate for Q345R, whether the new plate or stock list of material, please feel free to contact us by email of calling.
9. If you had any question at our plate or service. Please contact our after service department to get faster reply.
Unitedsteel Group Company Principle
More Cheaper Price,
More Faster Delivery,
The Best Company Prestige,
The Best After sales service,
The One step Steel material Solution
The Best Professional quality control system
Supplementary Requirements
S2. Product Analysis, S8: Ultrasonic Examination
S3: Simulated pos-weld heat treatment of mechanical
S15: Reduction of area measurement and test coupons
S18: Maximum Tensile strength
S6: Drop weight test
S30：Charpy V notch impact test for structural shapes
Welcome to Unitedsteel Group and any requirement in steel material, please feel free to contact us.
Unitedsteel Bolier Plate Factory are specialized in producing and exporting GB/T 713 Q345R NACE MR0175, MR0103 Boiler steel plate, 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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