Type: Straight Tee & Reducing Tee Size Range: 1/2"-120"; Sch.5S -- Sch.160S & Sch.XX Material: Carbon Steel: ASTM A105/A694/F42/46/ 52/56/60/65/70/A350 LF3/A350 LF2, etc. Stainless Steel: ASTM A182 F304/304L/ 304H/ 316/ 316L/ 317/ 317L/ 321/ 310/ 347/ 904Letc. Alloy Steel: ASTM A182 F1/ F5/ F9/ F11/ F22/ F91 etc