+86 371 55057610 
inquiry@xsteelplate.com
■ Overview
Xinsteel stockholder thousands tons different sizes of cold formed finished and hot formed finished steel tubes and hollow sections in japanese standard JIS G3466.Rectangular hollow section,rectangular tubes,rectangular pipes,RHS,Rectangular steel tubular,ERW rectangular hollow sections,welded hollow sections,seamless RHS,seamless rectangular tubes.
■ Full Data
Technical Requirements & Additional Services:
♦ Galvanized coating according to JIS G3302
♦ Dimension tolerance according to JIS G0321,JIS G3466
♦ Steel materials tension test comply to JIS Z2241
♦ Issued Orginal Mill test certificate under 3.1/3.2 FORMAT
♦ Surface Protection:Black,Varnish,Hot Dip Galvanized,Coating with shop prime
♦ Galvanized coating according to JIS G3302
♦ Dimension tolerance according to JIS G0321,JIS G3466
♦ Steel materials tension test comply to JIS Z2241
♦ Issued Orginal Mill test certificate under 3.1/3.2 FORMAT
♦ Surface Protection:Black,Varnish,Hot Dip Galvanized,Coating with shop prime
■ Techicals
►Mechnical property forSTK400 structural steel tube:
|
STK400 |
|
|
Yield strength (≥Mpa) |
235 |
|
Tensile strength (≥Mpa) |
400 |
►Chemical composition for STK400 structural steel tube (Heat Analysis Max%)
|
Main chemical elements composition of STK400 |
||||
|
C |
Si |
Mn |
P |
S |
|
0.25 |
-- |
-- |
0.040 |
0.040 |
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