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Metal to Metal Ball and Seats Kit

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Delivery term: The date of payment from buyers deliver within days
seat: Zhejiang
Validity to: Long-term effective
Last update: 2020-03-24 15:02
Browse the number: 112
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Metal to metal ball and seats kit includes one ball and two seats for metal seated ball valve. They are already lapped together and tested with alcohol or kerosene to guarantee as “Zero leakage” and/or “bubble tight seal”. The surface material can be tungsten carbide, chrome carbide or stellite coating. These hard and resistant overlays can protect the material from corrosion medium. Reliable sealing for metal seated ball valve in critical applications makes the ball valve long life cycle, high wear resistance and high erosion resistance.


Size:

NPS 1/2”-20” (DN15~500)

Pressure Rating:

Class 150~2500 (PN16~420)

Base Material:

Ferrite Steel: ASTM A105, A350 LF2,

Austenitic Steel: A182 F304, F304L, F316, F316L, F317, F321

Duplex/Super Duplex Steel: A182 F51, A182 F53, A182 F55, A182 F60

Martensitic Stainless Steel: A182 F6a/AISI 410

Precipitation Hardening Steel: 17-4PH

Nickel Alloy Steel: Inconel 625, Inconel 718, Inconel 825, Monel 400, Monel 500, Hastelloy

Surface treatment:

Tungsten Carbide (TCC)

Chrome Carbide (CCC/CRC)

Stellite (STL)

Ni60/Ni55

Roundness:

0.01~0.02

Roughness:

Ra0.2~Ra0.4

Coaxiality:

0.03~0.08

Thickness:

120~350µm

Hardness:

900~1400HV

http://www.qzvalveball.com/

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