Tubulação soldada de aço carbono Q235B - Tubo redondo ERW

QIDAMT · CARBON STEEL PIPE

Tubulação soldada de aço carbono Q235B – Tubo redondo ERW

ERW welded Q235B round pipe for structural, cerca, scaffolding and general conveyance applications.

Q235B carbon steel welded pipe is an electric-resistance-welded (ACRE) round tube made from Q235B mild steel coil. It is the most cost-effective round pipe for structural and low-pressure conveyance applications.

Principais vantagens

Econômico

Much cheaper than seamless pipe.

Wide Diameters

21.3 – 610 mm OD available.

Soldável

Easy field welding and threading.

Consistent

Straight, round and dimensionally stable.

Composição química (Q235B)

Elemento	C	E	Mn	P	S
Contente %	≤ 0.20	≤ 0.35	0.30 – 0.70	≤ 0.045	≤ 0.045

Propriedades mecânicas

Resistência à tracção (σb): ≥ 375 MPa
Força de rendimento (σs): ≥ 235 MPa
Alongamento (d): ≥ 20 %
Hydrostatic test: 2.5 MPa (normal structural)

Tamanhos padrão

Parâmetro	Faixa
Outer diameter	21.3 – 610 milímetros (1/2″ – 24″)
Espessura da parede	1.8 – 16 milímetros
Comprimento	5.8 – 12 eu (corte no comprimento)
Superfície	Preto / pintado / galvanizado
Padrão	GB/T 3091 / ASTM A53 / JIS G3444

Formulários

Q235B welded pipe is used for structural tubing, postes de cerca, andaime, greenhouses, drainage, low-pressure water conveyance and machinery frames. For seamless pipe see our 20# tubo sem costura; for galvanized pipe see tubo redondo galvanizado.