Țeavă din oțel galvanizat la cald – Q235B filetat & Plain End

QIDAMT · GALVANIZED PIPE

Q235B welded pipe hot-dip galvanized with threaded or plain ends for plumbing, conductă, fencing and structural use.

Hot-dip galvanized steel pipe is made from Q235B electric resistance welded pipe and coated by hot-dip galvanizing. The zinc layer protects both the outside surface and the pipe bore, giving long service in water, conduit and outdoor applications. Threaded and coupled ends are available for quick, leak-free joints.

Avantaje cheie

Threaded Option

Threaded & coupled for fast assembly.

Inside & Outside Coating

Zinc protects bore and outer surface.

Pressure Tested

Hydro-tested for water service reliability.

Easy to Cut & Join

Standard plumbing methods apply.

Compoziție chimică (Baza Q235B)

Element	C	Mn	Si	P	S	Fe
Conţinut %	0.12 – 0.20	0.30 – 0.70	≤ 0.30	≤ 0.045	≤ 0.045	Echilibru

Proprietăți mecanice

Rezistenta la curgere: ≥ 235 MPa
Rezistență la tracțiune: 370 – 500 MPa
Elongaţie (d): ≥ 26 %
Acoperire cu zinc: 45 – 85 μm (≥ 275 g/m²)
Test hidrostatic: 3.0 – 7.0 MPa

Dimensiuni standard

Parametru	Gamă
Nominal size	DN15 – DN200 (1/2″ – 8″)
Diametrul exterior	21.3 – 219.1 mm
Grosimea peretelui	2.0 – 6.0 mm
Lungime	6 m standard, cut to order
End finish	Threaded & coupled / plain end / grooved
Standard	GB/T 3091 / ÎN 10255 / ASTM A53 / ISO 1461

Aplicații

Galvanized steel pipe is used for water supply and sprinkler lines, conductă electrică, fencing and handrail posts, schele, greenhouse heating lines, air compressor piping, oil and gas field surface lines, and general mechanical and structural applications. For square and round tube profiles see our tub pătrat prezincat şi tub rotund galvanizat la cald.