Features: 1) pipe diameter: 6mm-630mm pipe thickness: 0.8mm-25mm 2) Grade: 301, 321, 304, 304L, 316, 316L, 317, 317L 3) Standards: GB/ASTM/ASME/DIN/JIS 4) Applications range: For use in the petroleum, chemical, medical equipment, boiler heat- exchanger and other fields. 5) Wooden case, or as per customers' requirements