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标准 | 牌号 | 抗拉强度(MPa) | 屈服强度(MPa) | 伸长率(%) | 冲击功Akv(J) |
Q/BQB 250 | 37Mn | ≥750 | ≥630 | ≥16 | ≥55 |
Q/BQB 250 | 34CrMo4 | ≥980 | ≥835 | ≥12 | ≥63 |
标准 | 牌号 | 化学成分(%) | |||||||||
C | Si | Mn | P | S | Cr | Ni | Cu | Mo | V | ||
Q/BQB 250 | 37Mn | 0.34-0.40 | 0.10-0.30 | 1.35-1.65 | ≤0.025 | ≤0.020 | — | ≤0.30 | ≤0.20 | — | — |
Q/BQB 250 | 34CrMo4 | 0.30-0.37 | 0.15-0.35 | 0.50-0.80 | ≤0.025 | ≤0.020 | 0.90-1.20 | ≤0.30 | ≤0.20 | 0.15-0.25 | — |
标准 | 牌号 | 热处理制度 | ||||
种类 | 淬火(正火)温度℃ | 冷却方式 | 回火温度℃ | 冷却方式 | ||
Q/BQB 250 | 37Mn | 调质 | 840±10 | 油冷 | 600±10 | 空冷 |
Q/BQB 250 | 34CrMo4 | 调质 | 850±10 | 油冷 | 580±10 | 油冷 |
生产标准 | GB/T14976-2002 ASTMA312/A312M | GB/T14975-2002 JIS G3463 | GB13296-91 DIN2462 |
生产规格材质 304(0Cr18Ni9) 304L (00Cr19Ni10) 321 (1Cr18Ni10Ti) 316 (0Cr17Ni12Mo2) 316L (00Cr17Ni14Mo2) 310S (0Cr25Ni20) 309S (0Cr23Ni13) | 6×1-2 | 32×3-10 | 114×5-20 |
8×1-2 | 34×3-10 | 133×5-20 | |
10×1-3 | 45×3-12 | 159×5-25 | |
12×1-3 | 45×3-12 | 168×5-25 | |
14×2-4 | 48×3-12 | 219×5-30 | |
16×2-4 | 51×3-12 | 273×6-30 | |
18×2-4 | 57×3-15 | 325×8-30 | |
20×2-5 | 60×3-15 | 325×8-30 | |
22×2-6 | 64×3-15 | 377×8-30 | |
25×2-6 | 76×3-18 | 426×10-30 | |
27×3-6 | 89×4-20 | 480×12-30 | |
28×3-6 | 108×4-25 | 530×12-30 |
化肥设备用无缝管 | ||
规格 | 规格 | 规格 |
25×6 | 83×10-12-14-16-18-20 | 203×32-36-40 |
28×6 | 89×8-10-12-14-16-18-20 | 219×6-8-12-16-18-20-25 |
32×6-8 | 95×6-8-10-12-14-16-20 | 219×30-40 |
34×6-8 | 102×6-7-8-10-12-14-16-20 | 245×8-10-14-17-20-22 |
36×6-8 | 108×6-7-8-10-12-14-18-20-22 | 245×25-28-30-34-40 |
38×6-7-8-9-10 | 114×6-7-8-10-12-14-18-20 | 273×7-9-12-15-18-20-25 |
39×8-10 | 121×6-7-8-10-12-14-16-20 | 273×30-35-38-40 |
42×6-7-8-9-10 | 127×-6-7-8-10-12-14-16-20 | 299×8-12-16-20-24-28 |
45×6-7-8-9 | 133×6-8-12-14-16-18-20-25-30 | 299×30-32-36-38-40 |
48×6-7-8-9-10 | 140×6-7-8-9-10-12-14-16-20-22 | 325×8-12-14-18-38 |
51×6-7-8-9-10 | 146×6-8-12-14-16-18-20-25-30 | 325×28-32-34-38 |
56×6-7-8-9-10 | 152×6-8-12-14-16-18-20-25-30 | 351×10-16-20-25-40 |
57×6-7-8-9-10-12 | 159×6-10-12-14 | 355×6-18-20-25-30-40 |
60×6-7-8-9-12-14 | 159×16-18-20-22-25-30 | 377×8-12-15-20-24-28 |
63×6-7-8-9-10-12-14 | 168×8-10-12-14-20-25-30-35 | 377×30-37-40 |
68×6-7-8-9-10-12-14-16 | 180×8-12-16-25-30 | 402×10-15-20-25-30-35 |
70×6-7-8-9-10-12-15-16 | 180×32-34-38-40 | 406×10-20-25-28-35-40 |
73×6-7-8-9-10-12-15 | 194×6-8-12-16-20-25-30-40 | 426×10-12-14-16-20-25-30-35-40 |
76×6-7-8-9-10-12-14 | 203×6-7-10-15-20-25-30 |
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