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■ Overview
Welded Square hollow sections Q215B in GB/T 3091 and GB/T 3092 is inherently strong and efficient.These sections give buildings a better strength-to-weight ratio than those using comparable steel,concreteor timber products.Xinsteel keeps all kinds of stock hot formed and cold formed rectangular tubes,rectangular hollow sections and rectangular pipes.
■ 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.
♦ 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 Q215B Carbon square hollow section steel:
|
Thickness (mm) |
|
|
Q215B |
|
|
Yield strength (≥Mpa) |
215 |
|
Tensile strength (Mpa) |
335-450 |
►Chemical composition for Q215B Carbon square hollow section steel (Heat Analysis Max%)
|
Main chemical elements composition of Q215B |
||||
|
C |
Si |
Mn |
P |
S |
|
0.15 |
0.35 |
1.20 |
0.045 |
0.045 |
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