Q345 Q355 U Channel Steel

Q345 Steel is a type of low-alloy steel, that is used in the manufacturing of bridges, buildings, and other structures. It has a yield strength of 345 MPa and tensile strength of 470-660 MPa. Q355 can be replaced with equivalent materials, including A572 Grade 50 USA ASTM, Q355 China GB/T, and SPFC 590 Vietnam/Japanese JIS.

Products Description

Q355 :

Als

≤0.14

≤0.50

≤1.60

≤0.025

0.01-0.05

0.01-0.10

0.006-0.05

≤0.30

≤0.50

≤0.40

≤0.015

≤0.10

≥0.015

Q345 Overview

Q345 is a low alloy steel material commonly used in motor vehicles, bridges, ships, and construction. Also known as GB/T 1591, the Q signifies the yield point, and the 345 references the strength of yield. As such, it is essential to note that the yield value decreases as the material thickness increases.

Uses of Channel bars

Channel bars have various uses in construction.

Build walls

Channel bar is used to construct walls for garages, warehouses, workshops, and buildings.

2.Frame support

Channel bar is used to secure window and door frames , stringers and joists.

3.Railings

Channel bar is also used as railings, bridge trusses, and guard rails.

4.Rafters for lightweight roof

Channel bar is also utilized to support the weight of the roof deck.

400

Product Details

Product Name	Q345 Q355 u channel steel
Length	As your required
Standard	ASTM/ GB/ JIS/ EN ect.
Delivery Time	According to your quantity
Payment Terms	FOB/ CIF/ EXW/ DDP
Origin	China
Sample	Yes
Tolerance	±0.3
Packing	Packed with steel belts tightly, in bundle

customer visit

182

Our factory has complete production facilities, and provides laser cutting , bending, welding, painting, assembly and other processing services.

We have own large-scale indoor warehouse with perennial spot stocks totally above 5000 tons mainly include 2000 tons galvanized

steel series and 2500 tons carbon steel series

All the products have to pass the inspections such as tension test, hardness test, spectrophotometer test, salt spray test and PH

test before leaving the factory .

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