

Standards

- 1.Design and manufacture: Manufacturer standard.
- 2.End connection: ASME B 1.20.3.
- 3.Test and inspection: API 598EN12266.
- 4.Size 2" - 6”.
Materials

1 |
Shaft "O" ring |
NBR/EPDM |
2 |
Body |
D.I.+ Nickel plated |
3 |
Disc |
Bronze |
4 |
Disc "O" ring |
NBR/EPDM/Viton |
5 |
Disc bolt |
Stainless steel |
6 |
"O" ring |
NBR/EPDM/Viton |
7 |
Shaft |
Stainless steel |
8 |
Lever ball |
Ball bearing steel |
9 |
Lever spring |
Stainless steel |
10 |
Lever |
Ductile iron |
Dimensions

DN |
HI |
H2 |
H3 |
LI |
L2 |
L3 |
50 |
57.2 |
120.7 |
76.2 |
108 |
203.2 |
88 |
80 |
69.9 |
154 |
103.2 |
123.8 |
203.2 |
119 |
100 |
93.7 |
161.9 |
134.9 |
130.2 |
203.2 |
155.8 |
150 |
120.7 |
238.1 |
196.9 |
177.8 |
330.2 |
277.4 |
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