We have standard choke stem & bean support fast delivery, in case standard parts not meet your requirment, OEM service is also supported, welcome to contact us for details, our main customers are including Schlumberger, Baker hughes, Halliburton..etc.

Process of the orders:
1. Aterial ---outer material stainless steel, tungsten carbide is embedded into choke bean in full length
2. Predium ----oil gas ,water and sand-
3. Per your drawing---customizable
4. Size -------4/64"- 134/64"

Tungsten Carbide Choke Stem is widely used on a choke valve in oil gas industry or other energy industry
Tungsten Carbide stem are specifically designed to resist corrosion, abrasion, wear, fretting, sliding wear and impact both onshore offshore and surface subsea applications.
Our Tungsten Carbide choke stem includes Both Tungsten Carbide Coating stem and Integral Tungsten Carbide seat inlaying as optional.Our complete line of high-performance tungsten carbide based anti-wear hard facing and integral products will help you to find the best solution for effectively eliminating your abrasion problems.

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

Features:

1. Use 100% tungsten carbide raw material
2. Stable chemical properties
3. Excellent performance and good wear / corrosion resistance
4. HIP sintering, good compactness
5. Blanks, high machining accuracy / precision
6. OEM customized sizes available
7. Factory’s offer
8. Strict products quality inspection

9. other shaped stem & other valve parts also availalbe

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