Astm A500 Grade A Rhs Posted By HollowSections -
China
Summary: certification iso9001 ce surface bared oil galvanized paint 6m 12m usage
Astm A500 Gr B Shs Tubes Posted By HollowSections -
China
Summary: astm a500 gr shs tubes modle yt32 grade wall thickness 15mm package packed
Astm A500 Grade A Shs Posted By HollowSections -
China
Summary: 1 astm a500 grade shs 2 20 800 800mm 3 wall thickness 0 35mm 4 technique rolled