Home > Products > Valve Seats > COMMON Valve Seat Coating MATERIALS
COMMON Valve Seat Coating MATERIALS
- 40000 Set / Sets per Month
- Shanghai
- T/T L/C
- 60 days
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Product Details
Place of Origin: | China |
Product Description
COMMON Valve Seat Coating MATERIALS
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 FOR OUR high performance valve seat
This part can be illustrated by a table shown below:
name | Description | Chemical composition | Max thickness | Hardness | Bond strength | Porosity | Limit temperature | Costing characterlzation |
wt.% | mm | HV0.3 | MPa | % | ℃ | |||
WC-CoCr | WC86/Co10/Cr4 | Co:9-11
| 1 | 1100-1500 | >75 | <1% | 482 | • Good abrasive resistance at low temperature • Compared with WC-Co, its oxidation resistance and corrosion resistance are improved. • The coating is compact and hard |
WC-Co | WC88/Co12 | Co:11-13
| 2 | 1050-1200 | >75 | <1% | 454 | • Good abrasive resistance at low temperature. • Limited oxidation resistance and corrosion resistance. • The coating is compact and hard. |
WC-Co | WC83/Co17 | Co:16-18
| 2 | 950-1100 | >75 | <1% | 454 | • Good abrasive resistance at low temperature. • Compared with WC-12Co, its abrasive resistance is poor, but toughness, impact strength and ductility are better. • The coating is compact and hard. |
Cr3C2 -NiCr | 75Cr3C2 /25NiCr | Ni:16-21 Cr:11 B:2.2 Si:4 Fe:2.7 C:0.4 Ni:Bal | 1 | 750-900 | >75 | <1.5% | 871 | • Good abrasive and sliding abrasive performance of abrasive-resistant materials at high temperatures. • Good corrosion resistance. |
Cr3C2 -NiCr | 80Cr3C2 /20NiCr | Ni:14-18
| 1 | 800-950 | >75 | <1.5% | 871 | • Good abrasive and sliding abrasive performance of abrasive-resistant materials at high temperatures. • Good corrosion resistance. |
CoCrW Alloy | Stellite 6 | Cr:29 W:4 Ni:3 Fe:3 C:1.15 Si:1.1 Co:Bal | 0.6 | HRC38±5 | >55 | <2% | 649 | • Thermosetting and abrasive resistance are good. • Oxidation resistance and corrosion resistance are good. |
CoCrW Alloy | Stellite 12 | Cr:29.5 W:8.25 Ni:3 Fe:3 C:1.4 Si:1.45 Co:Bal | 0.6 | HRC42±5 | >55 | <2% | 649 | • Thermosetting and abrasive resistance are good. Compared with 6#, its abrasive resistance is better. • Oxidation resistance and corrosion resistance are good. |
CoCrW Alloy | Stellite 20 | Cr:32.5 W:17.5 Ni:3 Fe:3 C:2.45 Si:1.0 Co:Bal | 0.6 | HRC52±5 | >55 | <2% | 649 | • Thermosetting and abrasive resistance are good. Compared with 12#, its abrasive resistance is better. • Oxidation resistance and corrosion resistance are good. |
Nickel Alloy | Ni50 | Cr:11 B:2.2 Si:4 Fe:2.7 C:0.4 Ni:Bal | 0.5 | HRC50±5 | >41(HVOF) | <2% | 550 | • Stand wear and tear • Erosion and abrasion • Machinable |
Nickel Alloy | Ni55 | Cr:15.5 B:3.0 Si:4 Fe:14 Mo:3 C:0.75 Ni:Bal | 0.5 | HRC55±5 | >41(HVOF) | <2% | 550 | • Stand wear and tear • Erosion and abrasion • Machinable |
Nickel Alloy | Ni60 | Cr:15 B:3.1 Fe:4 Ni:Bal | 0.5 | HRC60±5 | >41(HVOF) | <2% | 550 | • Stand wear and tear • Erosion and abrasion • Machinable |
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- Suzhou Kaitianfu Machinery Co., Ltd
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