Technical Specifications

12 | GE Oil & Gas
Materials of Construction
Stainless Steel Construction
* Separable Bonnet version only.
Temperature Range
–320°F –58°F +400°F +450°F +750°F
–196°C –50°C +205°C +232°C +400°C
Description Materials
1 Body
Flangeless Body 316 St. St. ASTM A351 Gr CF8M
Flanged Body 316L St. St. ASTM A351 GR CF3M
316 St. St. ASTM A351 Gr CF8M
2 Seat Ring
316 St. St ASTM A351 Gr CF8M + Stellite Hardfacing Optional
ASTM A479 TY 316 St. St. + PTFE 1 in. to 6 in. (DN 25-150)
316 St. St. A351 Gr CF8M + PTFE 8 in. to 12 in. (DN 200-300)
3 Seat Ring Retainer 316 St. St. ASTM A351 Gr CF8M
4 Plug
Solid Stellite 1 in. to 2 in. (DN 25-50)
316L St. St. ASTM A351 Gr CF3M + Stellite Hardfacing N°6 3 in. to 12 in. (DN 80-300)
5 Shaft
316 St. St. ASTM A479 TY 316
ASTM A564 Gr 630 (H1075) Optional
6 Spacer ASTM A 312 TY 316
7
Upper Guide STELLITE No. 6
Upper Guide + O-Ring STELLITE No. 6 + VITON
8
Lower Guide STELLITE No. 6
Lower Guide + O-Ring STELLITE No. 6 + VITON
9 Safety Pin ASTM A479 TY 316
11
Packing Follower ASTM A582 TY 303
O-Ring VITON
12 Packing PTFE + KEVLAR
13 Packing Flange ASTM A182 GR F304
14 Packing Flange Stud 304 St. St. ASTM A193 Gr B8
15 Packing Flange Stud Nut 304 St. St. ASTM A194 Gr 8
16 Packing Box Ring ASTM A479 TY 316
19 Body Stud 304 St. St. ASTM A 193 Gr B8
20 Body Stud Nuts 304 St. St. ASTM A194 Gr 8
21* Bonnet 316L St .St. ASTM A351 Gr CF3M
22* Body / Bonnet Stud 304 St. St. ASTM A193 GR B8 CL 2
23* Body / Bonnet Nut 304 St. St. ASTM A194 GR 8
24* Body Gasket AISI 316L + GRAPHITE
25 DVD Low Noise Plate ASTM A479 TY 316
∇ ∇ ∇∇ ∇
Ref.
No.