Persta 200 AL DN 15-400 (200) PN 10-160 Bellow Seal Globe Valve / VALTRA

Materials

Component

1.0619

1.4408

1.1138

Body

1.0619

1.4408

1.1138

welded on with

1.4370 1)

Stellite

1.4370 1)

Bonnet

1.0619

1.4408 / 1.4571

1.1138 / 1.0566

Disc

1.4021 2)

1.4571

1.4571 / 1.0566

welded on with

1.4021 1)

Stellite

Stellite

Bellow seal

1.4571

1.4571

1.4571

Gasket

1.4571 Graphite layer

Bolt

A2-70 3)

A2-70 5)

A2-70 5)

Hexagonal nut

A2-70 4)

A2-70 5)

A2-70 5)

Stuffing box

Pure graphite

Gland flange

1.4408 6)

1.4408

1.4408

Stem upper part

1.4122

1.4122

1.4122

Stem lower part

1.4571

1.4571

1.4571

Handwheel

0.6020

0.6020

0.6020

1) ³ PN 63 Stellite

2) ³ PN 63 1.4571

3) ³ PN 63 1.7709

4) ³ PN 63 1.7218

5) ³ PN 63 A4-70

6) ³ DN 65 1.0420