Q235B Carbon Steel Channel

QIDAMT · CARBON STEEL CHANNEL

Q235B Carbon Steel Channel – Hot Rolled U Shape

Hot-rolled Q235B structural channel for steel frames, platforms, warehouse racking and general fabrication.

Q235B carbon steel channel is a hot-rolled U-shaped structural section made of Q235B mild steel. It is the most commonly used channel for steel structures, industrial frames and general engineering.

Key Advantages

Easy Fabrication

Cutting, drilling and welding are straightforward.

Wide Sizes

5# – 40# channel, standard and JIS/UPN sizes.

Cost Effective

Lowest-cost structural section for indoor use.

Durável

Good strength for static and light dynamic loads.

Composição química (Q235B)

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

Propriedades mecânicas

Tensile strength (σb): 375 – 460 MPa
Yield strength (σs): ≥ 235 MPa
Alongamento (δ): ≥ 26 %
Impact (Charpy V): ≥ 27 J at +20 °C

Standard Sizes

Parameter	Range
Depth	50 – 400 milímetros (5# – 40#)
Comprimento	6 – 12 m (cut to length)
Superfície	Black / painted / galvanized
Padrão	GB/T 706 / JIS SS400 / ASTM A36

Formulários

Q235B channel is used for steel frames, platforms, warehouse racking, machine bases, curtain wall supports and general structural fabrication. For high-strength see our Q355B channel; for galvanized see galvanized channel.