• 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：Tungsen carbide
• Trademark：Aseeder
• Origin：China
• Production Capacity：3000 PCS Per Month

NameDescriptionMaterialRemark3/4"SeatCHOKE SEAT, 3/4" ORIFICE 10K/15K410+tungsten carbide ZY06-Gsupport fast delivery1"SeatCHOKE SEAT, 1" ORIFICE 10K/15K410+tungsten carbide ZY06-Gsupport fast delivery3/4"-1"StemCHOKE STEM (TSI-BSS),3/4"-1" MAX 15M
LONG304+tungsten carbide ZY10Xsupport fast deliveryOthersSupport customized designper customer's requirementoptional 

2. Choke seat and choke stem dimentions

1) 3/4" choke seat print & dimentions

2) 1" choke seat print & dimensions

3) 3/4"-1"Stem Print & Dimensions


3. Chemical composition of 410 steel

Test ItemUnitRequiredMeasuredConclusionTensile TestTensile StrengthMPa≥690714OKYield StrengthMPa≥550576OKElongation%≥1525OKReduction of Area%≥4569OKHardnessHBHB207-235228OK

5. Physical properties of carbide ( SEED grade ZY06-G )

Test ItemUnitRequired MeasuredConclusionTRSN/mm²≥28003106OKCobalt%5.5-6.56.0OKDensityg/cm314.65 to 15.0514.95OKHardnessHRA91.3-92.391.9OK

6.Chemical composition of 304 steel

Chemical Composition(%)CSiMnPSCrAcceptable rangeMin/////18Max0.08120.0450.0320Measured0.0520.41.10.0340.00118.16
7.Mechanical properties of 304 steelTest ItemUnitRequiredMeasuredConclusionTensile TestTensile StrengthMPa≥515565OKYield StrengthMPa≥205250OKElongation%≥4056OKReduction of Area%≥5074OKHardnessHBHB≤235 205OK
8.Physical properties of ZY10XTest ItemUnitRequiredMeasuredConclusionTRSN/mm²≥31503701OKCobalt%≥10.010.0OKDensityg/cm314.25 -14.6514.41OKHardnessHRA≥90.291.8OK