Laser welded finned tube (carbon steel pipe with stainless steel strip)

Material composition components: base tube, spiral fins

Common materials for base pipes: 20#, Q235B,16Mn

Common materials for fins: cold-rolled steel strip, hot-rolled steel strip



range of sizes

Base tube: diameter φ25, φ32, φ38, φ45, φ57 mm, wall thickness 2.0–4.0 mm

Fin: Height 10–22 mm, thickness 0.6–1.2 mm, spacing 3.0–8.0 mm

Fixed size: 3–9 meters