Operator size FDM (diaphragm size 25)

Gemü 57

1.4408, investment casting 8

1.4408, PFA lined 3

1.4435 (F316L), forged body 11

1.4435, investment casting 8

EN-GJS-400-18-LT (GGG-40.3), hard rubber lined 1

EN-GJS-400-18-LT (GGG-40.3), PFA lined 4

EN-GJS-400-18-LT (GGG-40.3), PP lined 13

Inliner PP-H, grey, outliner PP, reinforced 1

Inliner PVDF / outliner PP, reinforced 4

PVC-U, grau / Regelkegel PEEK 4

11 mm 1

equal-percentage Kv value: 1.3 m³/h 9

Ra ≤ 0.25 μm (10 μin.) for media wetted surfaces *), to DIN 11866 HE5, electropolished internal / external, *) for pipe inside-Ø < 6 mm, in the spigot Ra ≤ 0.38 µm 1

Ra ≤ 0.6 μm (25 μin.) for media wetted surfaces, electropolished internal / external 1

Ra ≤ 0.6 µm (25 µin.) for media wetted surfaces, mechanically polished internal 1

Ra ≤ 6.3 μm (250 μin.) for media wetted surfaces, blasted internal/external 6

Armaturenverschraubung mit Einlegeteil DIN (Muffe) 1

Clamp DIN 32676 series B, face-to-face dimension FTF EN 558 series 1 1

Flanges ANSI Class 125/150 RF 2

Flanges EN 1092 / PN10 / form B, Face to face EN 558, series 1, ISO 5752, basic series 1 1

Flanges EN 1092, PN 16, form B, face to face EN 558, series 1, ISO 5752, basic series 1 14

Spigot ASME BPE 3

Spigot DIN 4

Spigot EN 10357 series A (formerly DIN 11850 series 2) 4

Spigot ISO 1127 / EN 10357 series C / DIN 11866 series B 6

Threaded sockets DIN ISO 228 8

Threaded spigot DIN 11851 1

Union end with DIN insert (Rp threaded socket) 1

Diaphragm size 25 44

Diaphragm valve, pneumatically operated, plastic membrane actuator 57

DN 15 8

DN 20 5

DN 25 26

DN 32 9

FPM 1

NBR 2

Operator size HDN (diaphragm size 40) 19

PTFE/EPDM one-piece 3

PTFE/EPDM two-piece 24

PTFE/FKM 2

PTFE/FPM backing diaphragm for KZ 5T diaphragm 1

Media wetted area cleaned to ensure suitability for paint applications, parts sealed in plastic bag 7

Media wetted parts cleaned for high purity media and packed in plastic bag and surface 1516 1

O-ring in the union end in EPDM 2

Ra <= 6.3 µm (250 µin.) for media wetted surfaces, blasted internal / external 6

Ra ≤ 0.6 μm (25 μin.) for media wetted surfaces, electropolished internal/external 1

Ra ≤ 0.6 µm (25 µin.) for media wetted surfaces, mechanically polished internal 1

Ra ≤ 0.8 µm (30 µin.) for media wetted surfaces, in accordance with DIN 11866 HE3, electropolished internal/external 1

Ra ≤ 0.8 µm mechanically polished internal, blasted external, surface finish data refers to media wetted surfaces 9

Operator size 1T3 57