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  • S235JRh square hollow section
  • S235JRh sections

Q275B Seamless Rectangular Hollow Section

  • Steel Standard: GB/T 3094 GB/T700
  • Rolling Type: Cold Formed RHS,Cold forming finished RHS
  • Sizes: 2*20*40MM--20*400*600MM
  • Length: 1000mm-12000mm
  • Similar Product Name: Cold formed rectangular hollow sections,Cold formed rectangular pipes
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■ Overview
Xinsteel keeps all kinds of stock hot formed and cold formed high strength tensile Q275B rectangular hollow tubes,rectangular hollow sections and rectangular hollow pipes.rectangular hollow sections is inherently strong and efficient.These sections give buildings a better strength-to-weight ratio than those using comparable steel,
concreteor timber products.
■ 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 Q275B Carbon steel hollow sections:

Thickness (mm)

Q275B

 

Yield strength (≥Mpa)

275

Tensile strength (Mpa)

410-540


►Chemical composition for Q275B Carbon steel hollow sections (Heat Analysis Max%)

Main chemical elements composition of Q275B

C

Si

Mn

P

S

0.24

0.35

1.50

0.045

0.045

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