牌号 | C | Si | Mn | P | S | Cu | Cr | V |
Q235NH | ≤0.15 |
0.15~ 0.40 |
0.20~ 0.60 |
≤0.035 | ≤0.035 |
0.20~ 0.50 |
0.40~ 0.80 |
|
Q295NH | ≤0.15 | 0.15~0.50 |
0.60~ 1.00 |
≤0.035 | ≤0.035 |
0.20~ 0.50 |
0.40~ 0.80 |
|
Q355NH | ≤0.16 | ≤0.50 |
0.90~ 1.50 |
≤0.035 | ≤0.035 |
0.20~ 0.50 |
0.40~ 0.80 |
0.02~ 0.10 |
Q460NH | 0.10~0.18 | ≤0.50 |
0.90~ 1.50 |
≤0.035 | ≤0.035 |
0.20~ 0.50 |
0.40~ 0.80 |
0.02~ 0.10 |
牌号 | C | Si | Mn | P | S | Cu | Cr | Ni | Ti | RE |
Q295GNH | ≤0.12 |
0.20~ 0.40 |
0.20~ 0.60 |
0.07~ 0.15 |
≤0.035 |
0.25~ 0.55 |
≤0.01 | ≤0.15 | ||
Q295GNHL | ≤0.12 | 0.10~0.40 |
0.20~ 0.50 |
0.07~ 0.12 |
≤0.035 |
0.25~ 0.45 |
0.30~ 0.65 |
0.25~ 0.50 |
||
Q345GNH | ≤0.12 | 0.20~0.60 |
0.50~ 0.90 |
0.07~ 0.12 |
≤0.035 |
0.25~ 0.50 |
≤0.03 | ≤0.15 | ||
Q345GNHL | ≤0.12 | 0.25~0.75 |
0.25~ 0.50 |
0.07~ 0.15 |
≤0.035 |
0.25~ 0.55 |
0.30~ 1.25 |
≤0.65 | ||
Q390GNH | ≤0.12 | 0.15~0.65 | ≤1.40 |
0.07~ 0.12 |
≤0.035 |
0.25~ 0.55 |
≤0.10 | ≤0.12 |
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