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Brand Name : BAOSTEEL BENSTEEL HBIS XINGCHENG
Model Number : Q345R
Certification : ISO 9001
Place of Origin : China
MOQ : 10 kgs
Price : 540 - 890 USD/Ton
Payment Terms : L/C, T/T, Western Union
Supply Ability : 20Ton per week
Delivery Time : 5 - 12 days based on the quantity
Packaging Details : standard packing for export
Products : Q345R Steel Plate
Thickness : 3.0 - 200.0mm
Width : 1000-2200mm
Length : 2000-12000mm
Standard : ASTM EN GB
Other Material : Carbon Steel, Alloy Steel, Stainless Steel
Brand : BAOSTEEL XINYU XINGCHENG HBIS
Service : Cutting
Q345R Alloy / Q345R Steel Plate / Alloy Plate for Boiler and Tank
Product Name | s355jr q345b astm a516 grade 70 plate |
Thickness | 3mm~300mm,2mm-100mm is common thickness,also can customize |
Width | 1000~3000mm,common width is 1250mm,1500mm,2000mm,2200mm |
Length | 1000~12000mm,can as your request cut |
Surface | Clean,finished, blasting and painting or as your request |
Delivery | Hot Rolled, Controlled Rolling,Normalizing,Annealing, Tempering,Quanching, Q+T |
Packing | Steel Strapping,fixing in the Container,can customize |
Thickness tolerance | ±0.3mm |
Application | It is mainly used to make structural parts such as car girder, beam, transmission shaft and car chassis parts, which can reduce the weight of the parts. |
Q345R steel is also called Q345R pressure vessel steel or Q345R boiler steel. Q345R steel is mainly used for high or medium-low temperature services in boiler steel products and engineering, oil and gas companies, chemical industry, power plants, etc.
Q345R Boiler Steel is the most common material used in the construction of designated elevated boilers and pressure vessels. Q345R has a minimum yield strength of 345 MPa and a tensile strength higher than 510 MPa at thinner thicknesses.
Mechnical property for Q345R Pressure vessel steel plate:
Thickness (mm) | ||||||
Q345R | > 3 ≤ 16 | > 16 ≤ 36 | > 36 ≤ 60 | >60 ≤ 100 | >100 ≤ 150 | >150 |
Yield strength (≥Mpa) | 345 | 325 | 315 | 305 | 285 | 265 |
Tensile strength (Mpa) | 510-640 | 500-630 | 490-620 | 480-610 | 470-600 |
Chemical composition for Q345R Pressure vessel steel plate (Heat Analysis Max%):
Main chemical elements composition of Q345R steel plate | |||||
C | Si | Mn | P | S | Alt (min.) |
0.20 | 0.55 | 1.20-1.60 | 0.025 | 0.015 | 0.020 |
Our Main Grade
Grade | |||
China | America | Japan | Germany |
15CrMo | 4119 | SCM415 | 18CrMO4 |
35CrMo | 4135 | SCM35 | 34CrMo4 |
42CrMo | 4140 | SCM440 | 42CrMo4 |
20CrMo | 4118 | SCM420 | 18CrMo4 |
38CrMoAl | ASTMA355-00 | SACM 645 | 21CrAlMo |
15CrMn | 5115 | SMnC 420 | 16MnCr5 |
20Cr | 5120 | SCr420 | 17Cr3 |
40Cr | 5140 | SCr440 | 41Cr4 |
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Q345R Alloy / Q345R Steel Plate / Alloy Plate for Boiler and Tank Images |