10 10# RECTANGULAR HOLLOW SECTION

Low Low carbon steel 10,10# grades in chinese steel rectangular hollow sections standard contains only carbon % as 0.07-0.13%,Xinsteel keeps varies sizes stock for 10# rectangular hollow sections,10# rectangular steel tubes,10# rectangular steel pipes.When delivery these hollow sections,Xinsteel offer users original Mill test certificates and Certificate of Manufacture for guarantee steel quality.

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.
 

►Mechnical property for 10 structural hollow section:
 

10#
Yield strength (≥Mpa)	205
Tensile strength (≥Mpa)	335

►Chemical composition for 10 structural steel tube (Heat Analysis Max%)

Main chemical elements composition of 10#
C	Si	Mn	P	S	Cr	Ni	Cu
0.07-0.13	0.17-0.37	0.35-0.65	0.035	0.035	0.15	0.30	0.25