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{"title":"Tungsten Carbide Valve Core and Stem Assembly with Extreme Wear Resistance,","imgUrl":"https:\/\/img.chinax.com\/nimg\/58\/1d\/cdbe440f684aa7ce5226000c1584-200x200-1\/tungsten_carbide_valve_core_and_stem_assembly_with_extreme_wear_resistance_2c.jpg","attrs":{"Brand Name":"Sanxin","Model Number":"SX-2296","Certification":"ISO9001","Place of Origin":"China"}}
{"title":"Custom Side Cut Tungsten Carbide Sealing Seat with Polished Surface and High","imgUrl":"https:\/\/img.chinax.com\/nimg\/78\/e5\/c254386374d04bf2795fdb1f49af-200x200-1\/custom_side_cut_tungsten_carbide_sealing_seat_with_polished_surface_and_high_wear_resistance.jpg","attrs":{"Place of Origin":"China","Brand Name":"Sanxin","Certification":"ISO","Minimum Order Quantity":"1 piece"}}
{"title":"Abrasion Resistant Corrosion Resistant High Density Tungsten Carbide Bearing","imgUrl":"https:\/\/img.chinax.com\/nimg\/33\/c1\/89c65e97e2085dc90a3153909543-200x200-1\/abrasion_resistant_corrosion_resistant_high_density_tungsten_carbide_bearing_rings_for_oilfield_machinery.jpg","attrs":{"Place of Origin":"China","Brand Name":"Sanxin","Certification":"ISO","Minimum Order Quantity":"1 piece"}}
{"title":"Tungsten Steel Production Custom Made High Flatness Mechanical Carbide Seal","imgUrl":"https:\/\/img.chinax.com\/nimg\/5c\/f4\/1b5033521166ba12f1f52f329c82-200x200-1\/tungsten_steel_production_custom_made_high_flatness_mechanical_carbide_seal_rings.jpg","attrs":{"Place of Origin":"China","Brand Name":"Sanxin","Certification":"ISO","Minimum Order Quantity":"1 piece"}}
{"title":"Huge Tungsten Carbide Honeycomb Nozzle for Oil and Gas Industry","imgUrl":"https:\/\/img.chinax.com\/nimg\/59\/fe\/4cdbb69d6ed9492b30521264e6f4-200x200-1\/huge_tungsten_carbide_honeycomb_nozzle_for_oil_and_gas_industry.jpg","attrs":{"Place of Origin":"China","Brand Name":"Sanxin","Certification":"ISO","Minimum Order Quantity":"1 piece"}}
{"title":"Wear-Resistant Corrosion-Resistant Tungsten Carbide Nozzle Tip with Precision \u00b10","imgUrl":"https:\/\/img.chinax.com\/nimg\/22\/8a\/43f5f0fbada959f22117fbe2abc6-200x200-1\/wear_resistant_corrosion_resistant_tungsten_carbide_nozzle_tip_with_precision_c2_b10_002mm_for_inkjet_equipment.jpg","attrs":{"Place of Origin":"China","Brand Name":"Sanxin","Certification":"ISO","Minimum Order Quantity":"1 piece"}}
{"title":"High Pressure 350 MPa Cylinder with Valve and Plunger Made of 100% Virgin","imgUrl":"https:\/\/img.chinax.com\/nimg\/c2\/43\/78b179bfc80cb776771c058ac5d5-200x200-1\/high_pressure_350_mpa_cylinder_with_valve_and_plunger_made_of_100_25_virgin_tungsten_carbide_for_excellent_corrosion_resistance.jpg","attrs":{"Place of Origin":"China","Brand Name":"Sanxin","Certification":"ISO","Minimum Order Quantity":"1 piece"}}
The Tungsten Carbide Valve Core and Stem Assembly is a critical wear component designed for extremely demanding industrial valve applications. Manufactured from high-purity tungsten carbide cemented carbide through advanced powder metallurgy processes including pressing, sintering, and high-precision grinding, this component delivers exceptional performance in harsh operating environments. Its superior hardness and wear resistance provide service life that is multiple times longer than traditional stainless steel or Stellite alloys in applications involving high-velocity fluids, media containing solid particles, and high-temperature, high-pressure conditions.
Core Advantages
Extreme Wear Resistance: With hardness ratings of HRA 85-93, tungsten carbide effectively resists erosion and abrasion from solid particles including sand, slurry, and pulverized coal in high-flow media applications.
Excellent Corrosion Resistance: Utilizing Nickel (Ni) or Cobalt (Co) as binders, these assemblies offer superior chemical stability against most acids, alkalis, salts, and organic media.
Impact and Thermal Shock Resistance: Through optimized cobalt content adjustment, the material maintains high hardness while incorporating necessary toughness to withstand impact loads during valve operation and sudden temperature changes.
High Sealing Performance: Precision-lapped mating surfaces between valve core and seat achieve surface roughness below Ra 0.2, ensuring tight shut-off and compliance with zero-leakage standards.
Application Areas
Petrochemical Industry: Fluid catalytic cracking units and pipelines handling particulate media
Power Industry: Ash handling systems, desulfurization slurry pipelines, and slag discharge valves
Mining & Metallurgy: Slurry transportation, tailings processing, and high-pressure descaling systems
General Industry: Control valves, globe valves, and gate valves operating under severe service conditions
Technical Notes: The carbide grades listed represent common industry references. Final material selection depends on specific media composition and operating temperature requirements. Stem material selection is primarily determined by media corrosiveness and connection method requirements between core and stem components.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Importer,Exporter,Seller,Other
Year Established:
2003
Total Annual:
8000000-10000000
Employee Number:
150~180
Ecer Certification：
Verified Supplier
Zhuzhou Sanxin Cemented Carbide Manufacturing Co.,Ltd is located in Zhuzhou, Hunan Province, which is known as the “Hometown of Cemented Carbide”. It is a national high-tech enterprise that has passed ISO9001:2015 international quality certification system, specializing in manufacturing,... Zhuzhou Sanxin Cemented Carbide Manufacturing Co.,Ltd is located in Zhuzhou, Hunan Province, which is known as the “Hometown of Cemented Carbide”. It is a national high-tech enterprise that has passed ISO9001:2015 international quality certification system, specializing in manufacturing,...
