| Sample: | Available |
|---|---|
| ODM: | Available |
| OEM: | Available |
| Drawing: | Available |
| Size: | API V11 Serie |
| Markings: | Available |
| Samples: |
|---|
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier 
| Symbol | Symbol | Hardness | Material |
| A1 | Stainless Steel | Ball:HRC 58-65 Seat:HRC 52-56 |
UNS 41000-UNS 44000 |
| B2 | Cobalt Alloy ,Cast | Ball :HRC 56-63 Seat:HRC 50-56 |
Cobalt,chromium,and tungsten alloy |
| B2 | Cobalt Alloy, Powder Metal | Ball:HRC 53-60 Seat:HRC 51-57 |
Cobalt ,chromium,and tungsten alloy |
| C1 | Tungsten Carbide | Ball:HRA 88-89 Seat:HRA 88-89 |
Tungsten with Cobalt binder |
| C3 | Titanium carbide | Ball:HRA 89-90.5 Seat:HRA 89-90.5 |
Tungsten and titanium carbide with cobalt binder |
API No. |
Seat Size |
Ball Size |
V11-106 |
1-1/16" | 5/8" |
| V11-125 | 1-1/4" | 3/4" |
| V11-150 | 1-1/2" | 15/16" |
| V11-175 | 1-3/4" | 1-1/8" |
| V11-200 | 2" |
1-1/4" |
V11-225 |
2-1/4" | 1-3/8" |
| V11-250 | 2-3/4" |
1-1/16" |
V11-375 |
3-3/4" |
2-1/4" |
Suppliers with verified business licenses
Audited Supplier 
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