Square Hollow Section
- Product Name: Square Hollow Section
Surface：Galvanized (pre galvanized or hot dipped galvanized)
- Standard: ASTM A53, JIS G 3466, BS EN 10219, ASTM A500, ASTM A513, ASTM A36
Material: Q195，Q235，Q235B，Q345，ST37，ST37-2，ST52，SS400，STK500，ASTM A53，S235JR
High quality, excellent design, affordable price
Widely used in handle railings，fence tube，shelves，furniture pipe，threading tube，mechanical.
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