ARTECH supplies complete "metal to metal" coated ball and seat for 1/2''-48'' ball valves with HVAF (High velocity air fuel) / HVOF(High velocity oxygen fuel) and spray & fuse hardfacing process in wide variety material of Tungsten or Chrome carbide or Stellite,etc, lapped together, ready to be assembled with Zero-leakage even gas-tight test.
Our advantage is obviously compare with other suppliers in China:
1. Well trained team that makes critical tolerance under control. Machining tolerance up to 0.02 mm. Surface finish up to Ra 0.08-0.4.
2. In house HVAF/HVOF and Spray & fuse hard-facing process equipment that reduce our cost a lot, while other competitors outsourcing those process to sub-suppliers.
3. Unique lapping system which owned invention patent to produce 100% ball to seat contact. In contrast, our kits can reach to the performance of zero-leakage by gas-tight test, long time lifetime, and lower torgue to the ball valves.
4. Internal laboratory in which we do our test to guarantee our coating quality such as micro-structure, hardness,porosity, bond and bend tests.etc.
If you want to learn more about our company or want to get more information of our coating process, please feel free to contact with me. I will be glad at your service.
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