This model is trunnion mounted metal touch ball valve for big size. And it is available to use for powder, slurry, high viscosity, high frequency,high temperature and others that is not suitable for soft seat with high erosive application.

• Ball and rotating part is treated hard facing. So there is not possibility to happen seizure and get a high durability.
• equipped protection device for cavity expansion(self releif).

Production Range

Connection Rating

JIS 10K,20K,30K ASME CL150,300

Size

200A（8”）～400A（16”）

Material

SCS13A, SCS14A, SCS16Ａ, A216‐WCB, etc

Hard Facing

BALL

ISONITE(SALT BATH NITRIDING)
NEW KANUC(VACUUM EVAPORATION GAS NITRIDING)METCO-16C(SELF-FLUXING ALLOY SPRAYING(Ni)

SEAT

STELLITE NO.6

Petrochemical, Steel and other big size application.

Anti-static, Gland O-ring seal, Liquid seal, Key-Rock, Long bonnet, Special Painting, Oil&Water Free, Flushing Nozzle, Buffing, Electro Polishing, Beveling port, Hard facing of port surface, Ferule ends, G&T flange and etc