Contact Platform Support
Help CenterTungsten Carbide Valve Seats PRODUCT DATA
Related Products
Tungsten Carbide Valve Seats PRODUCT DATA
Valve Seat: The detachable surface parts in valve are used to support the valve spool in the fully closed position and constitute a sealed part. Generally, valve seat diameter is the maximum flow diameter of the valve.
PRODUCT PARAMETERS
As shown below, here are some tables helping you know more about basic High Performance Valve Seat data:
1. Common base material and chemical composition
Common base material and chemical composition（wt.%） | ||||||||||||||
|
Mat Type |
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
Cu |
Nb |
Al |
Ti |
Co |
Fe |
4130 |
0.28-0.33 |
0.15-0.35 |
0.4-0.6 |
≤0.025 |
≤0.025 |
0.8-1.1 |
0.15-0.25 |
≤0.03 |
≤0.03 |
Bal |
||||
4140 |
0.38-0.45 |
0.15-0.35 |
0.75-1.0 |
≤0.025 |
≤0.025 |
0.8-1.1 |
0.15-0.25 |
Bal |
||||||
410 |
0.08-0.15 |
≤1.0 |
≤1.0 |
≤0.025 |
≤0.025 |
11.5-13.5 |
≤0.75 |
Bal |
||||||
410SS |
≤0.08 |
≤1.0 |
≤1.0 |
≤0.025 |
≤0.025 |
11.5-13.5 |
≤0.6 |
Bal |
||||||
F6NM |
≤0.05 |
≤0.6 |
0.5-1.0 |
≤0.025 |
≤0.025 |
11.5-14.0 |
0.5-1.0 |
3.5-5.5 |
Bal |
|||||
F51 |
≤0.03 |
≤1.0 |
≤2 |
≤0.025 |
≤0.025 |
21-23 |
2.5-3.5 |
4.5-6.5 |
Bal |
|||||
17-4PH |
≤0.07 |
≤1 |
≤1 |
≤0.025 |
≤0.025 |
15.0-17.5 |
3.0-5.0 |
3.0-5.0 |
0.15-0.45 |
Bal |
||||
Inconel625 |
≤0.1 |
≤0.5 |
≤0.5 |
≤0.015 |
≤0.015 |
20-23 |
8-10 |
Bal |
3.15-4.15 |
≤0.4 |
≤0.4 |
≤1 |
≤5 |
|
Inconel718 |
≤0.08 |
≤0.35 |
≤0.35 |
≤0.015 |
≤0.015 |
17-21 |
2.8-3.3 |
50-55 |
≤0.3 |
4.75-5.5 |
0.2-0.8 |
0.65-1.15 |
≤1 |
Bal |
2. Specifications and Models
Specifications |
product levels |
Manufacturing precision |
|
inch |
mm |
PSL |
|
1-13/16 |
46 |
PSL1
PSL2
PSL3
PSL3G
PSL4
|
Parallelism：≤0.02
Flatness：≤2 light bands
Roughness：≤0.1
|
2-1/16 |
52 |
||
2-9/16 |
65 |
||
3-1/16 |
78 |
||
3-1/8 |
80 |
||
4-1/16 |
103 |
||
4-1/8 |
105 |
||
5-1/16 |
128 |
||
5-1/8 |
130 |
||
6-1/16 |
150 |
||
7-1/16 |
180 |
||
3. Material property requirements
Material property requirements | ||||
Material designation |
Yield strength |
Tensile strength |
Elongation |
Reduction in area |
(σ0.2min,psi) |
(σb min,psi) |
(δ4 gauge 2 inches,%min) |
（ψ,%min） |
|
36K |
36000 |
70000 |
21 |
No requirement |
45K |
45000 |
70000 |
19 |
32 |
60K |
60000 |
85000 |
18 |
35 |
75K |
75000 |
95000 |
18 |
35 |
4. Material class requirements
Material requirements | |||||
Material class |
Corresponding corrosion |
H2S partial pressure （psi） |
CO2 partial pressure (psi) |
General material |
|
AA |
General service |
No corrosion |
4130、4140 |
||
BB |
General service |
Slight corrosion |
7-30 |
410 |
|
CC |
General service |
Moderate to high corrosion |
>30 |
410 |
|
DD |
Sour service |
No corrosion |
>0.05 |
4130、4140 |
|
EE |
Sour service |
Slight corrosion |
>0.05 |
7-30 |
410 |
FF |
Sour service |
Moderate to high corrosion |
>0.05 |
>30 |
410 |
HH |
Sour service |
Serious corrosion |
>0.05 |
>30 |
625、718 |
5. Pressure class
Pressure class | ||
Grade |
PSI |
MPa |
2M |
2000 |
15 |
3M |
3000 |
20 |
5M |
5000 |
35 |
10M |
10000 |
70 |
15M |
15000 |
105 |
20M |
20000 |
140 |
6. Temperature rating
Temperature ratings | ||
Temperature classification |
Operating range(℃) |
|
Min |
Max |
|
K |
-60 |
82 |
L |
-46 |
82 |
N |
-46 |
60 |
P |
-29 |
82 |
S |
-18 |
60 |
T |
-18 |
82 |
U |
-18 |
121 |
V |
-18 |
121 |
Send Inquiry to This Supplier
You May Also Like
-
Gate Valve Seat SupplierUS$ 1 - 2MOQ: 100 Sets -
Stainless Steel Valve SeatsUS$ 1 - 2MOQ: 100 Sets
-
Tungsten Carbide Valve SeatsUS$ 1 - 2MOQ: 100 Sets
-
Metal Valve SeatUS$ 1 - 2MOQ: 100 Sets
-
Custom Valve SeatsUS$ 1 - 2MOQ: 100 Sets
-
Corrosion Resistant Valve SeatUS$ 1 - 2MOQ: 100 Sets
-
Wear Resistance Valve SeatUS$ 1 - 2MOQ: 100 Sets
-
Carbide Valve SeatUS$ 1 - 2MOQ: 100 Sets
-
Valve Seat ManufacturerUS$ 1 - 2MOQ: 100 Sets
-
High Performance Valve GateUS$ 1 - 2MOQ: 100 Sets
