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  • S235JRh square hollow section
  • S235JRh sections

Q235A Welded Rectangular Hollow Section

  • Steel Standard: GB/T 3091 GB/T3092
  • Rolling Type: Welded RHS,ERW RHS
  • Sizes: 2*20*40MM--20*600*800MM
  • Length: 1000mm-12000mm
  • Similar Product Name: Welded rectangular tubes,Welded rectangular pipes,ERW rectangular hollow sections
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■ Overview
Mild steel welded Rectangular hollow sections Q235A in GB/T 3091 and GB/T 3092 owned minimum yield strength at 235Mpa,and tensile strength within 370-500Mpa.These rectangular hollow sections in standard GB/T3091 mainly used in all types of buildings,highway guardrails and signage,support columns,trusses,bridges,heavy equipment,storage systems and exercise equipments.
■ Full Data
Technical Requirements & Additional Services:
♦ Galvanized coating according to GB/T 13912
♦ Dimension tolerance according to GB/T6728
♦ Ultrasonic test under EN 10160,ASTM A435,A577,A578
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Surface Protection:Black,Varnish,Hot Dip Galvanized,Coating with shop prime.
 
■ Techicals
►Mechnical property for Q235A Carbon steel rectangular hollow section:

Thickness (mm)

Q235A

 

Yield strength (≥Mpa)

235

Tensile strength (Mpa)

370-500


►Chemical composition for Q235A Carbon steel rectangular hollow section (Heat Analysis Max%)

Main chemical elements composition of Q235A

C

Si

Mn

P

S

0.22

0.35

1.40

0.045

0.050

 

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