ผลิตภัณฑ์โลหะ
เอกสารมาตรฐาน
ญี่ปุ่น
JSA
JIS G 3353 : 2011
Welded light gauge steel H sections for general structure
2011
15
Std. JISf 2021 V.2
This Japanese Industrial Standard specifies the light gauge steel H sections which are formed either by the high frequency resistance continuous welding or by this method combined with the high frequency induction welding to be used for general structure for building, civil engineering, etc.