- Product Description
- Applicaiton industries
- Processing Equipmen
- Steel Additional Condition
- BBN Services
GB/T1591 Q345D steel geade,Q345D High strength low alloy structural steels
Steel Standard:GB/T1591
Rolling Type:High strength low alloy structural steels
Thickness:3mm-500mm
Width:1000mm-4200mm
Length:3000mm-18000mm
Heat Treatment:As rolled/Control-rolled/Normalised
GB/T1591 Q345D steel shall be done charpy V-notch impacting test under minus 20 centigrade.Many container manufacturers adpots these high tension strength to make offshore containers which can be used in deep oceans.
Technical Requirements & Additional Services:
♦ Low temperature impacting test
♦ Cutting and welding as per end user's demands
♦ More striction on some chemical elements contains
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Ultrasonic test under GB/T2970,JB4730,EN 10160,ASTM A435,A577,A578
Mechnical property for Q345D low alloy structural steel:
Thickness (mm) | ||||
Q345D | ≤ 16 | > 16 ≤ 35 | > 35 ≤ 50 | >50 |
Yield strength (≥Mpa) | 345 | 325 | 295 | 275 |
Tensile strength (Mpa) | 470-630 |
Chemical composition for Q345D low alloy structural steel (Heat Analysis Max%)
Main chemical elements composition of Q345D | ||||||||
C | Si | Mn | P | S | V | Nb | Ti | Al (min.) |
0.18 | 0.55 | 1.00-1.60 | 0.030 | 0.030 | 0.02-0.15 | 0.015-0.060 | 0.02-0.20 | 0.015 |
More about GB/T1591 Q345D steel geade,Q345D High strength low alloy structural steels,contact sales4@bebonchina.com
Steel processing product Applicaiton industries
Steel processing product applicaiton is widely,used in many industries.
Electric power field
Bridges and Construction steel structure
Auto parts
Pressure Vessels
Offshore operation equipment
Mechanical parts
Engineering machinery equipment
Steel Processing Equipmen
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Heat treatment furnace
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Boring machine
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CNC milling machine
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Bending machine
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Plasma cutting machine
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Flame cutting machine
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Press machine
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Submerged arc welding machine
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Surface grinder
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500T Punching machine
OEM/ODM Service
OEM/ODM Service
Known as a large ODM enterprise, BBN steel can provide OEM and ODM service for different companies according to their demands. Our company will adopt advanced vertical machining center, and various advanced precision machining equipments, certified by ISO9001, ISO14001 and PED. Our machining steel products have been exported to many countries all over the world./p>
BBN Services
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Technical evaluation
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Production Schedule
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Production Tracking
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Quality Control Team
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Toothed finishing
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Inspection in lab
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Booking shipping space
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Documents Confirmation
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Shipping track
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After sales service
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