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Flow Control Choke Valve Stem According To API Standard Material YG6/YG8

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Flow Control Choke Valve Stem According To API Standard Material YG6/YG8 +410


Choke stem and seat are the key parts for adjustable choke valves in wellhead equipment.Assembled with tungsten carbide tips and SS410/316 body.


Tungsten carbide stem in conjunction with stainless steel stem provides optimum wear resistance in erosive conditions.


Customized tungsten carbide choke valve stem and seat according to drawings.

Common Alloy Grades, Ghysical Mechanical Properties And Recommended Application

GradeWC%Co/Ni %Physical and mechanical propertiesGrain size (μm)Recommended application
Density (g/cm3)TRS (N/mm2)Hardness (HRA)
ZG01100015.3-15.5120095.50.3Ultra-high hardness, high wear resistance, anti-corrosion, with certain anti-destructive ability
ZG04X96415.0-15.2160092.80.8-1.0Suitable for drawing die, non-ferrous metal wire drawing and wear-resistant parts
ZG0694614.8-15.1250090.01.2Good abrasion resistance, good compression resistance, suitable for wear-resistant parts that resist abrasion and high pressure.
ZG06X94614.8-15.1240091.51.0Superio wear resistance,good comprehensive properties,suitable for making non-standard structure components with higher wear resistance.
ZG06A94614.8-15.1215092.50.6-0.8
ZG0892814.6-14.9270089.01.2-1.6Good general performance, used for general wear parts, molds, general tools, etc.
ZG10.2901014.3-14.6380091.70.7Good general performance, suitable for casing and oil nozzle products
ZG11891114.3-14.7280088.51.2-1.6Anti-wear, anti-erosion, good comprehensive mechanical strength, suitable for wear-resistant parts in the petroleum, chemical and mechanical industries.
ZG12X881214.2-14.5300089.51.0-1.2Anti-erosion, good comprehensive mechanical strength, suitable for impact-resistant wear-resistant parts, molds, and roller rings.
ZG15851513.8-14.2300086.51.2-1.6
ZG15X851513.8-14.2450089.00.7Excellent wear resistance and toughness,it is suitable for making integral stamping dies, anti-vibration toolholders, etc.
ZG20802013.4-13.8310085.01.0Excellent wear resistance and toughness
ZN0694614.5-14.9200090.01.2Non-magnetic alloy, suitable for sealing ring, non-magnetic wear-resistant parts and corrosion-resistant parts.
ZN0991914.3-14.6230089.01.2-1.6
ZN11891114.0-14.3260088.01.2

Advantages:

Advanced process design

Specialized in production

Unique material properties

Personalized customization

Whole process quality control system

Strong supply ability guaranteed


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