热轧无缝管的尺寸及其允许偏差
10# 0.07~0.13 0.17~0.37 0.35~0.65 ≤0.035 ≤0.035
20# 0.17~0.23 0.17~0.37 0.35~0.65 ≤0.035 ≤0.035
35# 0.32~0.39 0.17~0.37 0.35~0.65 ≤0.035 ≤0.035
45# 0.42~0.50 0.17~0.37 0.50~0.80 ≤0.035 ≤0.035
40cr 0.37~0.44 0.17~0.37 0.50~0.80 ≤0.035 ≤0.035 0.08~1.10
25Mn 0.22~0.2 0.17~0.37 0.70~1.00 ≤0.035 ≤0.035 ≤0.25
37Mn5 0.30~0.39 0.15~0.30 1.20~1.50 ≤0.015 ≤0.020
★热轧无缝管规格表
325x10-426x40 |
194x8-245x30 |
114x4.5-168x30 |
14x2-108x16 |
426×25-28-35-40 |
426×10-12-18-20 |
402×10-12-16 |
377×25-28-30-35 |
377×10-12-14-16-20 |
351×10-12-14-16 |
325×10-12-14-20-25-30 |
273×20-25-28-30-35 |
273×7-8-10-12-14-16 |
245×8-12-16-18-28 |
219×8-10-12-16-20-25 |
203×6-8-10-12-16-18-25 |
194×6-8-10-12-16-20 |
168×6-7-8-10-12-16 |
159×5-6-7-8-10-12-16-18 |
133×5-6-8-10-12-16 |
108×4.5-6-8-14 |
89×4.5-6-8-10-12-14 |
76×4-5-6-8-12-14-16 |
60-63×4×5-8-10-12 |
57×3.5-4-5-6-10 |
51×2.5-3-4.5-5-6-10 |
48×3-3.5-4-5-8 |
45×3.5-4-5-8-10 |
42×3.5-4-6-8-10 |
38×3.5-4-5-6-8-10 |
36×3-4-5-6 |
32×3.5-4-5-6 |
28×4-5-6 |
25×2.5-3-3.5-4-5 |
21×3-3.5××-4 |
18×3-3.5-4 |
16×3-4 |
14×1.5×2-3 |
12×1.5-2 |
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普通焊管理论重量表