| Material Specification | ||||
| NO. | DESCRIPTION | CARBON STEEL | L.T CARBON STEEL | STAINLESS STEEL |
| 1 | BODY | A105 | A350 LF2 | A182 F304/F316 |
| 2 | SEAT RING | A182 F6A | A182 F6A | A182 F304/F316 |
| 3 | WEDGE | A182 F6A | A182 F6A | A182 F304/F316 |
| 4 | STEM | A182 F6A | A182 F6A | A182 F304/F316 |
| 5 | GASKET | SS304+GRAPHITE | SS304+GRAPHITE | SS304+GRAPHITE |
| 6 | BONNET | A105 | A350 LF2 | A182 F304/F316 |
| 7 | HEX. BOLT | A193 B7 | A320 L7 | A193 B8M |
| 8 | GLAND | A276 410 | A276 410 | A182 F304/F316 |
| 9 | GLAND EYEBOLT | A193 B7 | A320 L7 | A193 B8M |
| 10 | GLAND FLANGE | A105 | A350 LF2 | A182 F304/F316 |
| 11 | GLAND NUT | A194 2H | A194 7 | A194 8M |
| 12 | YOKE NUT | ASTM 1035 | ASTM 1035 | STAINLESS STEEL |
| 13 | H.W. NUT | CARBON STEEL | CARBON STEEL | CARBON STEEL |
| 14 | NAMEPLATE | SS304 | SS304 | SS304 |
| 15 | LUBRICATING WASHER | A197 | A197 | A197 |
| 16 | PACKING | FLECIBLE GRAPHITE | FLECIBLE GRAPHITE | FLECIBLE GRAPHITE |
