• Model NO.：Seeder _04
• Performance：The Ultra-High Hardness and Strength
• Service：Customize ODM OEM
• Key Word：Choke Stem and Seat
• Industry：Oil & Gas Industry
• Transport Package：Standard Package , Customize Packing
• Specification：customized
• Trademark：Aseeder
• Origin：China
• Production Capacity：3000 PCS Per Month

TYPEDimension (mm)Material
RecommendedDd1dLα°Valve Core52-8040-7010-4075-12010-45Tungsten+CobaltTYPEDimension (mm)

Material

Recommended

DdLValve Seat75-10055-7020-80Tungsten+Cobalt

Choke stem and seat are the key parts for ajustable choke valves in wellhead equipment . Assembled with tungsten carbide tips and SS410 body . 

1. Size : Usually according to customer's requirement 
2. High precision 
3. ISO

Tungsten Carbide Materials Grade As Below:

Aseeder GradeCo
(Wt %)Density
(g/cm3)Hardness (HRA)TRS
(≥N/mm²)ZY11-C9.0-11.014.33-14.5388.6-90.22800ZY15-C15.5-16.013.84-14.0485.6-87.22800ZY15X14.7-15.313.85-14.15≥893000ZY2018.7-19.113.55-13.75≥83.82800ZY06X5.5-6.514.80-15.0591.5-93.52800ZY087.5-8.514.65-14.85≥89.52500ZY098.5-9.514.50-14.70≥892800ZY10X9.5-10.514.30-14.6090.5-92.53000