| Part Name | Material |
| Body, Bonnet | WCB(ZG230-450), WCC(ZG270-500), WC6(ZG15CrMo), CF8(304), CF8M(316), CF3(304L), CF3M(316L). |
| Plug, Seat | 304(0Cr18Ni9), 316(0Cr17Ni12Mo2),316(00Cr17Ni14Mo2). |
| Packing | PTFE,RTFE, Graphite. |
| Sealing Ring | XB350, PTFE. |
| Diaphragm Cover | A3, 304. |
| Spring | 60Si2Mn 50CrVA. |
| Stem | 304, 316, 316L, 17-4ph. |