GB713 Q245R boiler steel plate is normally used for building pressure vessels in pressure vessel manufacturers's plants.
Q245R 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.
Q245R Specification: Thickness: 3mm to 150mm; Width: 1220mm to 4200mm: Length: 5000mm to 18000mm
Third Party Inspection for Q245R: ABS, DNV, BV, GL, CCS, LR, RINA, KR, NK, CE, SGS, IKE, IEI or other quality department.
Chemical composition for Q245R Pressure Vessel Steel (Heat Analysis Max%)
| Main chemical elements composition of Q245R |
| C |
Si |
Mn |
P |
S |
Alt (min.) |
| 0.20 |
0.35 |
0.50-1.00 |
0.025 |
0.015 |
0.020 |
Mechnical property for Q245R Pressure Vessel Steel:
| Thickness (mm) |
| Q245R |
> 3 ≤ 16 |
> 16 ≤ 36 |
> 36 ≤ 60 |
>60 ≤ 100 |
>100 |
| Yield strength (≥Mpa) |
245 |
235 |
225 |
205 |
185 |
| Tensile strength (Mpa) |
400-520 |
390-510 |
380-500 |
Technical Requirements & Additional Services:
♦ High tension test
♦ Cutting and welding as per end user's demands
♦ Simulated post-welded heat treatment (PWHT)
♦ Rolling under standard NACE MR-0175 (HIC+SSCC)
♦ 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
Welcome to BBN Steel Group and any requirement in Q245R material steel,please feel free to contact us.
