1.
Stainless Steel Pipes (ASTM)
Material : Stainless Steel A249 / A269 / A270 / 
                  A312/ A213 / A358 / A778
STD : ANSI B36.19
SIZE : 1/4" ~ 30"
2.
Stainless Steel Pipes (JIS) 
  Material STD : JIS G3459, JIS G3468 
 
SIZE : 1/4" ~ 12" (G3459)          
            14" ~ 66" (G3468) 
3. Stainless Steel Square Tubes
SIZE : 1/2" x 1/2" ~ 2" x 2"
4. Stainless Steel Angles
SIZE : 3/4" ~ 3"