8613957782774
sales2@china-valve-ball.com
enEnglish
Advanced Search
banner1
banner2
banner3

  • 130+ Team Members

  • 8000+ Factory Area

  • 17+ Years of Experience

  • 20Export Country

  • 20+ Obtain Patent

about

Industry Leading - Valve Components

Founded in 2009,Tong Ball Valve Co., Ltd. is a national high-tech enterprise specializing inprecision valve balls — our flagship product— for severe service applications worldwide.

We are trusted by global leaders likeEmerson, KITZ,andFlowservefor we solve manufacturing challenges others cannot—through deep expertise inadvanced materialsandhigh-precision surface engineering.

Materials Mastery:Duplex stainless steel, titanium, Inconel, zirconium, and engineering ceramics.

Coating Excellence:Plasma Spray and HVOF coatings (tungsten carbide, chromium oxide) for superior wear, corrosion and sealing performance.

  • Complete Production Control System
  • Stringent Quality Inspection Standards
  • 30+Years Experienced Technical Team
  • Industry-Leading Certifications
About Us

Call Us Now

+86 13106135735

Popular Products

We can provide the best service for our customers.

Advanced Coating Technology

With Tongball's coatings, customers never face challenges meeting critical requirements.

HVOF High Velocity Oxygen Fuel Spraying

Technical Highlights:Ultra-dense coating with porosity＜1%| Bond strength≥100MPa| Wear resistance improved by3X.
Application:Ideal for spheres alloy ball in petrochemical & ultra-high pressure valves.

Laser Cladding Technology

Technical Highlights:Metallurgical bonding with substrate | Deformation＜0.001mm| Bond strength≥250MPa.
Application:Perfect for severe service spheres in high temperature & hydrogen energy applications.

Vacuum Ion Plating (DLC/TiN)

Technical Highlights:Nano-coating with low friction coefficient0.08-0.15| HardnessHV1500-2500| Temperature resistance up to500°C.
Application:For precision control valve spheres requiring low torque & high reliability.

Spray & Fuse Hardfacing

Technical Highlights:Pore-free coating | Maximum hardnessHRC65| High temperature resistance up to600°C.
Application:Suitable for corrosion-wear spheres in metallurgical & pharmaceutical industries.

Why Global Leaders Choose Us

Every process is documented;Every data is traceable
Extreme Precision & Durability
Industry-top ball machining accuracy (Roundness ≤0.001mm), 1.5 million cycle test validated wear-free sealing, adapted to all severe service conditions.
Premium Material & Coating
Expert in special-material ball processing, advanced HVOF/Plasma coating, 100% full inspection with international certifications,100% traceable quality.
Customized Service & Global Supply
30+ years technical team, one-stop custom ball solutions, authorized supplier for Emerson/Flowserve, exported to 20+ countries.
Get all wearing components from one certified source
For a one-stop solution to all critical valve components
Contact Us

Our Happy Customers

wmpage162-page2-line.webp

TongBall’s balls & seats are top-tier! Slashed our defect rate by 40%, rock-solid for 5+ years in brutal conditions. Total no-brainer, 10/10 recommend!

wmpage162-page3-team1.webp

Robert

Tongball valve is a total no-brainer. 30% longer life, bulletproof durability, zero fit headaches, big downtime savings. Unbeatable value.

wmpage162-page3-team2.webp

David

TongBall’s balls, stems & seats: perfect fit, wear-proof, hold up in brutal industrial conditions. Total game-changer, highly recommend!

wmpage162-page3-team3.webp

Olivia

Video Center
Contact to know more,free sample provided

Tongball’s balls are manufactured to near perfection! With roundness tolerance ≤ 0.001 mm and concentricity deviation ≤ 0.011 mm, choosing Tongball means aligning with top-tier quality—helping you tap into high-end clientele effortlessly！

Tongball’s seats feature mirror-finish precision machining, with a sealing surface roughness of Ra ≤ 0.3 μm and flatness ≤ 0.001 mm. Their superior profile accuracy ensures an ultra-perfect sealing fit with valve balls. Choosing Tongball means choosing high-end quality.

Tongball’s stems achieve Ra ≤ 0.2 μm roughness and ≤ 0.02 mm/m straightness through precision CNC and mirror finishing. This guarantees smooth, low-torque operation and reliable sealing in demanding conditions. Choose Tongball means choosing lasting performance.

News Center
Our news will be updated in time, please pay more attention to us.