WBQ F219×3000/3500/4000L
Negotiable
China
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Product Introduction

Technical Specifications for WBQ F219×3000/3500/4000L

Item No.

WBQ F219×3000/3500/4000L

Material

Q235B/Q355B

Surface treatment

Hot dip galvanized, with an average thickness of 80 μm.

Length

3000/3500/4000mm

Tube outer diameter

219mm

Pipe wall thickness

6-14mm

Flange outside diameter

298-422mm

Flange thickness

12-16mm

Spiral pitch

40/50/60mm

Spiral thickness

2-3mm

Spiral width

10-20mm

Technical Requirements

① Hot-dip galvanizing, with an average thickness of 80μm, in accordance with the standard DIN EN ISO 1461.

② The surface shall be free of obvious deformation, and welding slag and burrs shall be removed.

③ Unspecified tolerance: GB/T1804-V grade, hole position deviation ±1mm, hole diameter deviation ±1mm.