Manager Chen:
15370208128Manager Wang:
13179678629
Manager Chen:
15370208128Manager Wang:
13179678629 
|
Final Supply Conditior Steel Grade |
Cold hard COLD FINISHED(HARD)(BK) |
COLD DRAWN AND STRESS-RELIEVEDI (BK+S) |
|||||
|
Tensile strength T.S σ bN/mm² |
Elongation σ 5% |
T.S σ bN/mm² |
Y.S σ bN/mm² |
Elongation σ 5% |
Hardness HB |
Impact value (-20C)J |
|
| Q355E | ≥660 | ≥8 | ≥620 | ≥520 | ≥15 | ≥190 | ≥27 |
| P460 | / | / | ≥710 | ≥590 | ≥15 | ≥190 | ≥27 |
| P620 | / | / | ≥730 | ≥630 | ≥15 | ≥220 | ≥27 |
| 1026 | ≥640 | ≥8 | ≥620 | ≥510 | ≥15 | ≥190 | / |
| Steel Grade | C | Si | Mn | P | S | Cr | Ni | Cu | V | Al |
| Q355B | ≤0.20 | ≤0.50 | ≤1.70 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.50 | ≤0.30 | / | / |
| Q355D | ≤0.18 | ≤0.50 | ≤1.70 | ≤0.030 | ≤0.025 | ≤0.30 | ≤0.50 | ≤0.30 | ≤0.15 | ≥0.015 |
| Q355E | 0.12-0.18 | 0.2-0.5 | 1.2-1.7 | ≤0.025 | ≤0.025 | ≤0.30 | ≤0.50 | ≤0.20 | 0.04-0.15 | ≥0.02 |
| P460 | ≤0.2 | ≤0.6 | 1.0-1.7 | ≤0.025 | ≤0.015 | ≤0.30 | ≤0.80 | ≤0.70 | ≤0.20 | ≥0.02 |
| P620 | ≤0.2 | ≤0.6 | 1.0-1.7 | ≤0.025 | ≤0.015 | ≤0.30 | ≤0.80 | ≤0.30 | ≤0.20 | ≥0.02 |
| 1026 | 0.22-0.28 | ≤0.3 | 0.6-0.9 | ≤0.035 | ≤0.025 | ≤0.20 | ≤0.30 | ≤0.35 | / | / |
Manager Chen: 153 7020 8128
Manager Wang: 131 7967 8629
Web: www.bestingredient.cn
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