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■ Overview
Q275B,Q275B steel plate,Q275B steel sheet is a kind steel grade under steel standard GB/T700.Q275B steel plate is mainly used for steel structural buildings,frames and other steel body.This steel grade Q275B shall be done impacting test at room temperature.
■ Full Data
Technical Requirements & Additional Services for Q275B steel plate:
♦ 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
♦ 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
■ Techicals
►Mechnical property for Q275B Structural steel:
| Thickness (mm) | ||||||
| Q275B | ≤ 16 | > 16 ≤ 40 | > 40 ≤ 60 | > 60 ≤ 100 | > 100 ≤ 150 | > 150 |
| Yield strength (≥Mpa) | 275 | 265 | 255 | 245 | 225 | 215 |
| Tensile strength (Mpa) | 410-540 | |||||
►Chemical composition for Q275B Structural steel (Heat Analysis Max%)
| Main chemical elements composition of Q275B | |||||
| Thickness(mm) | C | Si | Mn | P | S |
| T≤40 | 0.21 | 0.35 | 1.50 | 0.045 | 0.045 |
| 40<T | 0.22 | ||||
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