Description :

1. Use b61 casting copper alloy suitable for steam engine boiler.
2. Union type assembly effects an easier repair and parts replacement.

Specification :

1. Body: Cast Bronze (B61).

2. Bonnet: Cast Bronze (B61).

3. Disc: Cast Bronze (B61).

4. Stem: B584-C875.

5. Packing Nut: Brass(1/4~1-1/4) / Cast Bronze (1-1/2~2).

6. Fixing Nut: Brass(1/4~1-1/4) / Cast Bronze (1-1/2~2).

7. Connecting Nut: Cast Bronze (B61).

8. Gland: Brass.

9. Packing: Graphite.

10. Handwheel:　Aluminum.

Features :

1. Working Pressure Marking = 300psi.
2. Water, Oil, Air under 120oC = 30kgf/cm2.
3. Saturated steam = 20kgf/cm2.
4. Hydrostatic Test Pressure.
5. Shell = 105kgf/cm2.
6. Seat = 70kgf/cm2.

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