ASTM
ASTM F899 Type 440A: ASTM F899: America: Standard Specification for Wrought Stainless Steel Surgical Instruments: ASTM A653 HSLAS Grade 80: ASTM A653/A653M: ... Four major advantageous products: steel plate, steel pipe, stainless steel, special steel, and established our own Machining processing center in order to meet customer's diverse ...