GBT713 Q245R vessel steel plates are update version, instead of the old grade GB6654 20R/20G.According to specific requirements, the steel mill can add niobium, vanadium and titanium elements into Q245R steel.The added content should be filled in the quality certificate, and the total content of the 3 elements should be no more than 0.050%.
GBT713 Q245R steel plates are usually used in petroleum and petrochemical industry, chemical equipment manufacturing industry, power plant construction, boiler and pressure vessel manufacturing etc. fields.
GBT713 common grades:Q245R, Grade Q345R, Q370R steel, 15CrMoR
GBT713 Q245R vessel steel plates chemical composition:
Grade |
C% | SI% | Mn% | Cr% | Ni% | Mo% | Nb% | V% | P% | S% | Alt% |
| Q245R | ≤0.20 | ≤0.35 | 0.50-1.00 | ≤0.025 | ≤0.015 | ≥0.020 | |||||
GBT713 Q245R vessel steel plates mechanical property:
| Steel Grade | Thickness, in mm | Tensile Strength | Yield Strength, min | Elongation,%, min |
| Q245R | 3<T≤16 | 400-520 | 245 | 25 |
| 16<T≤36 | 235 | |||
| 36<T≤60 | 225 | |||
| 60<T≤100 | 390-510 | 205 | 24 | |
| 100<T≤150 | 380-500 | 185 |
The delivery state of GBT713 Q245R vessel steel plates are usually hot rolled/ HR/AR, control rolling/CR, or normalizing. BBN steel can also do UT test for GBT713 Q245R vessel steel plates according to client requirement.
Bebon International is a professional GBT713 Q245R vessel steel plates steel exporter and a steel Stockist in china. We keep more than 1000 tons GBT713 Q245R vessel steel plates steel in stock every month. If you want to get the GBT713 Q245R vessel steel plates steel price, please do not hesitate to contact us. Any need in GBT713 Q245R vessel steel plates Chemical Composition and Mechanical Properties, please feel free to contact us by email or calling to us.
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
