Flanged | Threaded | ||
STZ | 20ST | 10STBF | 20STLB |
1/4 | 1/2 | 1/2 | 1/2 |
3/8 | 3/4 | 3/4 | 3/4 |
1/2 | 1 | 1 | 1 |
3/4 | 1-1/4 | 1-1/4 | 1-1/4 |
1 | 1-1/2 | 1-1/2 | 1-1/2 |
1-1/4 | 2 | 2 | 2 |
1-1/2 | 2-1/2 | 2-1/2 | |
2 | 3 | 3 | |
4 | |||
5 | |||
6 | |||
8 |
- There are two categories of ductile iron ball valve: Flanged and Threaded
- There are two types of ductile iron butterfly valve categorized by how they are operated: Lever and Gear
- There are three types of ductile iron check valve: Flanged, Threaded, and Wafer
- There are two categories of ductile iron gate valve: Flanged and Threaded
- There are two categories of ductile iron globe valve: Flanged and Threaded
- There are two categories of ductile iron Y strainer: Flanged and Threaded