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6-12m Spiral ducts air ducting spiral welded steel pipe
6-12m Spiral ducts air ducting spiral welded steel pipe
6-12m Spiral ducts air ducting spiral welded steel pipe
Material | 10#,20#,35#,45#,Q235,16Mn,etc. A106B,A53B, |
Wall thickness | 2.5~90 |
Length | 6m |
Standard | ASTM A106B,A53B DIN ST44,ST35,ST37,ST52 |
Surface | painted or oiled or galvanized or as request |
Out Diameter | 21.3~813 |
Packing | In bundle or bulk |
Steel pipe sizefor your reference:
ID | OD | Inch | Wall | Theorectical | Pieces | Executive standard |
DN15 | 21.25 | 1/2 | 2.75 | 1.26 | 217 | GB/T3091-2008 |
DN20 | 26.75 | 3/4 | 2.75 | 1.63 | 169 | GB/T3091-2008 |
DN25 | 33.3 | 1 | 3.25 | 2.42 | 127 | GB/T3091-2008 |
DN32 | 42.25 | 1.25 | 3.25 | 3.13 | 91 | GB/T3091-2008 |
DN40 | 48 | 1.5 | 3.5 | 3.84 | 91 | GB/T3091-2008 |
DN50 | 60 | 2 | 3.5 | 4.88 | 61 | GB/T3091-2008 |
DN65 | 75.5 | 2.5 | 3.75 | 6.64 | 37 | GB/T3091-2008 |
DN80 | 88.5 | 3'' | 4 | 8.34 | 37 | GB/T3091-2008 |
DN100 | 114 | 4'' | 4 | 10.85 | 19 | GB/T3091-2008 |
DN125 | 140 | 5'' | 4.5 | 15.04 | 19 | GB/T3091-2008 |
DN150 | 165 | 6'' | 4.5 | 17.81 | 19 | GB/T3091-2008 |
DN200 | 219 | 8'' | 6 | 31.52 | 7 | GB/T3091-2008 |
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