API Cobalt Based Alloy V11-225 Stellite Balls and Seats ...
API Cobalt Based Alloy V11-225 Stellite Balls and Seats. 1.Product Name: Valve Balls and Seats 2.Material Grade: API V11-225 3.Size: Balls φ 28.58mm, V11-225 Seat 4.Hardness: G100 HRC 52-60 5.Process: Cast Process 6.Cobalt Stellite Balls and Seats Standard:
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