Steel Channel Q235b Q345b

Q235B carbon steel channel is a kind of carbon structural steel. Its steel grade consists of the yield point value (σs=235 MPa) and the quality grade symbol B. It belongs to the category of medium carbon steel. ‌
Material characteristics
Q235B has a carbon content of ≤0.20%, a manganese content of ≤1.4%, and a sulfur and phosphorus content of ≤0.045%. It has good toughness, castability and stamping performance, and is suitable for room temperature impact tests. Its mechanical properties are better than those of Q235A (carbon content 0.14-0.22%)

Product Description

Product nameU channel and C channel
StantardASTMA53/ASTM A573/ASTM A283 /BS1387-1985/
GB/T3091-2001,GB/T13793-92,ISO630/E235B/
JIS G3101/JIS G3131/JIS G3106/
GradeA36 Q235B,Q345B  S235JR/S235/S355JR/S355 SS400/SS440/SM400A/SM400B
Dimensions50*37*4.5 - 400*104*14.5
Length1m-12m ,by customer's requirements
TechniqueHot Rolled
Surface treatmentGalvanized coated/HDG(hot dipped galvanized )/Pre-galvanized/Electrical-galvanizing(yellow or white)/powdercoating(Black,Green,White,Grey,Blue)etc, or as customer's request.
PackageStandard export package,by wooden box or as required.
ApplicationMechanical manufacture, Steel structure,Shipbuilding, Bridging,Automobile chassis


Application scenarios 

Widely used in welding structural parts in construction, bridge and other projects, can withstand pressure ≤1.6MPa, operating temperature range 0-350℃


Company Profile

Shandong Zhonglian Yongsheng Special Steel Co., Ltd. is a steel production enterprise that has been engaged in steel production, processing and sales for many years. Its main products include stainless steel series, carbon steel, galvanized steel and other profile products. It can also provide other metal products according to customer needs, with an annual export volume of about 1 million tons. It has five finishing production lines, three hot-dip galvanizing production lines, and two color coating production lines. It adopts advanced automatic width control system (AWC), automatic thickness control system (AGC), bending roll system, work roll guide roll system and other effective measures to ensure product quality. Its products are exported to more than 30 countries and regions including the United States, Canada, Spain, Russia, Iran, Saudi Arabia, Morocco, India, Pakistan, Malaysia, Singapore, Australia, New Zealand, etc. "Punctuality, integrity, and humanized service" have always been the development principles that the company and all employees have always adhered to.


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