Qualified Tungsten Carbide Choke Valve for OEM Projects

• Purity: Per Customer Requirement
• Alloy: Per Customer Requirement
• Shape: Per Customer Requirement
• Type: Per Customer Requirement
• Features: Wear-Resisting Long Life
• Steel Grade: High Quality Steel
• Model NO.: Seeder 7862
• Performance: The Ultra-High Hardness and Strength
• Service: Customize ODM OEM
• Key Word: Choke Stem and Seat
• Transport Package: Standard Package / Customize Packing
• Specification: per customer requirement
• Trademark: Aseeder
• Origin: China
• Production Capacity: 3000 PCS Per Month

Product Description

SEED is the leading manufacturer and exporter of tungsten carbide components,  Nozzles radial bearings, as well as provide machining service and hardfacing processes based in China, with a branch office set up in Houston dedicated for North American's market in sales and customer support, we are able to manufacturing all kinds of tungsten carbide parts and wear parts based on your drawing and material specification requirement for difference industry application.

Customized tunsgten carbide choke valve stem and seat according to drawings

1. Tungsten carbide tip in conjunction with stainless steel stem provides optimum wear resistance in erosive conditions.
2. Carbide wear parts for oil and gas industry, wellhead assembly (eg. Christmas tree, multi­stage choke manifold)
3. Customized tunsgten carbide choke valve stem and seat according to drawings.

Hardened alloy Steel Stems and Seats are widely used in Adjustable Needle & Positive Choke assemblies. Stainless Steel or stainless steel with Tungsten Carbide tips for Abrasive and or Sours Gas Service are available on request. Positive Choke assemblies are furnished less flow bean and may be converted to Adjustable Choke assemblies by replacing the blanking cap assembly and flow bean with the appropriate adjustable bonnet assembly and seat.



Product Parameters

TYPE	Dimension (mm)					Material Recommended
	D	d1	d	L	α°
Valve Core	52-80	40-70	10-40	75-120	10-45	Tungsten+Cobalt
TYPE	Dimension (mm)				Material Recommended
	D		d	L
Valve Seat	75-100		55-70	20-80	Tungsten+Cobalt

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

Tungsten Carbide Materials Grade As Below:

Aseeder Grade	Co (Wt %)	Density (g/cm3)	Hardness (HRA)	TRS (≥N/mm²)
ZY11-C	9.0-11.0	14.33-14.53	88.6-90.2	2800
ZY15-C	15.5-16.0	13.84-14.04	85.6-87.2	2800
ZY15X	14.7-15.3	13.85-14.15	≥89	3000
ZY20	18.7-19.1	13.55-13.75	≥83.8	2800
ZY06X	5.5-6.5	14.80-15.05	91.5-93.5	2800
ZY08	7.5-8.5	14.65-14.85	≥89.5	2500
ZY09	8.5-9.5	14.50-14.70	≥89	2800
ZY10X	9.5-10.5	14.30-14.60	90.5-92.5	3000