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Seaboard International Gate Valve Trim Chart
Printable
Version
| Service Conditions | API
Trim |
Body |
Bonnet |
Gate |
Seats |
Stem |
| General
Service Non-Corrosive |
AA |
4130 |
4130 |
Alloy
(1) |
Alloy
(1) |
4140 |
| General
Service Slightly Corrosive |
BB |
4130 |
4130 |
410SS
(1) |
410SS
(1) |
17-4PHSS |
| General
Service Moderate to Highly Corrosive |
CC |
410SS |
410SS |
410SS
(1) |
410SS
(1) |
17-4PHSS |
| Sour
Service Non-Corrosive |
DD |
4130 |
4130 |
Alloy
(1) |
Alloy
(1) |
4140 |
| Sour
Service Non-Corrosive |
DD-1 |
4130 |
4130 |
Alloy
(2) |
Alloy
(2) |
17-4PHSS |
| Sour
Service Slightly Corrosive |
EE |
4130 |
4130 |
410SS
(1) |
410SS
(1) |
17-4PHSS |
Sour
Service |
EE-1 |
4130 |
4130 |
410SS
(2) |
410SS
(2) |
17-4PHSS |
| Sour
Service Slightly Corrosive |
EE-7 |
4130
(4) |
4130
(4) |
17-4PHSS
(1) |
17-4PHSS
(1) |
17-4PHSS |
| Sour
Service Moderate to Highly Corrosive |
FF |
410SS |
410SS |
410SS
(1) |
410SS
(1) |
17-4PHSS |
| Sour
Service Moderate to Highly Corrosive |
FF-1 |
410SS |
410SS |
410SS
(2) |
410SS
(2) |
17-4PHSS |
Sour
Service |
HH |
4130
(3) |
4130
(3) |
Inconel® |
Stellite |
Inconel® |
| Notes:
(1) Nitrided (2) Stellite Overlay or Equivalent (3) Inconel® Clad (4) Xylan Coated |
||||||
| The chart above includes Seaboard International’s standard trim designations. Additional trims are available to meet special customer requirements and well conditions. Please contact Seaboard International for assistance with special trim requirements. | ||||||
Some photographs on this site were taken by Jack Richburg Photography.