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Technical Specifications for WBQ FM140×1300/1600/2100-M16 |
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Item No. |
WBQ FM140×1300/1600/2100-M16 |
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Material |
Q235B/Q355B |
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Surface treatment |
Hot dip galvanized above 80 microns on average |
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Length |
1300/1600/2100mm |
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Tube outer diameter |
140mm |
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Pipe wall thickness |
3-4mm |
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Flange outside diameter |
225mm |
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Flange thickness |
10mm |
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Spiral pitch |
40/50/60mm |
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Spiral thickness |
2-3mm |
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Spiral width |
10-20mm |
Technical Requirements
① The average thickness of hot-dip galvanizing is 80um, and the implementation standard is DIN EN ISO 1461.
② The surface shall be free of obvious deformation and welding slag Burr shall be removed.
③ Unspecified tolerance GB/1804-C, the hole position deviation is ±1mm, and the hole diameter difference is ±1mm.
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