寶山鋼鐵股份有限公司(簡稱“寶鋼股份”)是中國最大、最現(xiàn)代化的鋼鐵聯(lián)合企業(yè)。寶鋼股份以其誠信、人才、創(chuàng)新、管理、技術(shù)諸方面綜合...
China Structure Steel Q235 B,及該型號鋼材的基本信息、化學(xué)元素成分、機械性能、力學(xué)性能、熱處理溫度、同等型號參照表等。
China Structure Steel Q235 B,及該型號鋼材的基本信息、化學(xué)元素成分、機械性能、力學(xué)性能、熱處理溫度、同等型號參照表等。
分類 | 種類 | 型號 | 標(biāo)準(zhǔn) | 國家 | 應(yīng)用 |
---|---|---|---|---|---|
Steel Grades | Q235 B | China | Engineering and welding |
元素名稱 | 含量比例值 |
---|---|
C | 0.12~0.20 |
Si | ≤0.30 |
Mn | 0.30~0.70 |
P | ≤0.045 |
S | ≤0.045 |
Cr | ≤0.30 |
Ni | ≤0.30 |
屈服強度Rp0.2(MPa) | 抗拉強度Rm(MPa) | 沖擊率 | 伸長率 | 斷面收縮率 | 熱處理狀態(tài) | 布氏硬度(HBW) |
---|---|---|---|---|---|---|
252 (≥) | 535 (≥) | 34 | 13 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 422 |
溫度 | 彈性模量 | 系數(shù) | 熱導(dǎo)率 | 比熱容量 | 比電阻率 | 密度 | 加權(quán)系數(shù) |
---|---|---|---|---|---|---|---|
34 | - | - | 0.23 | - | |||
738 | 895 | - | 34.3 | 341 | - | ||
847 | - | 31 | 44.2 | 123 | 433 |
熱處理溫度區(qū)間 |
---|
Heat treated : 1414°C - 1384°C |
型號 | 標(biāo)準(zhǔn) | 國家 | 應(yīng)用 |
---|---|---|---|
Q235 | GBT | China | China structural steel and alloy steel |
Q235 B | China | Engineering and welding | |
Q235 C | China | Engineering and welding | |
Q235 D | China | Engineering and welding | |
Q235q C | China | Bridge structure with steel | |
Q235q D | China | Bridge structure with steel | |
Q235 | GBT | China | China structural steel and alloy steel |
Q235 | GBT | China | China structural steel and alloy steel |
Q235 | GBT | China | China structural steel and alloy steel |
Q235 | GBT | China | China structural steel and alloy steel |
Q235q | GBT | China | China structural steel and alloy steel |
Q235q | GBT | China | China structural steel and alloy steel |
Q235NH | GBT | China | China structural steel and alloy steel |
Q235GJ-C | GBT | China | China structural steel and alloy steel |
Q235GJ-D | GBT | China | China structural steel and alloy steel |
Q235GJ-E | GBT | China | China structural steel and alloy steel |
Q235GJZ-C | GBT | China | China structural steel and alloy steel |
Q235GJZ-D | GBT | China | China structural steel and alloy steel |
Q235GJZ-E | GBT | China | China structural steel and alloy steel |