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Technical specifications for WBQ 76-140×5000-12000 |
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Item No. |
WBQ F76-140×5000-12000 |
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Material |
Q235B/Q355B |
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Surface treatment |
Hot dip galvanized, with an average thickness of 80μm. |
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Length |
5000-12000mm |
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Tube outer diameter |
76-140mm |
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Pipe wall thickness |
4-12mm |
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Flange outside diameter |
150-500mm |
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Flange thickness |
8-16mm |
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Spiral pitch |
40/50/60mm |
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Spiral thickness |
2-6mm |
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Spiral width |
10-100mm |
Technical Requirements
- Hot-dip galvanizing, with an average thickness of 80μm, in accordance with the standard DIN EN ISO 1461.
- The surface shall be free of obvious deformation, and welding slag and burrs shall be removed.
- Unspecified tolerance: GB/T1804-V grade, hole position deviation ±1mm, hole diameter deviation ±1mm.

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