Diaphragm size 25

Gemü 281

1.4408, investment casting 18

1.4408, PFA lined 7

1.4435 (BN2), forged body Δ Fe < 0.5 % 1

1.4435 (F316L), forged body 97

1.4435, investment casting 67

1.4539, forged body 3

ABS 1

EN-GJS-400-18-LT (GGG 40.3) 19

EN-GJS-400-18-LT (GGG-40.3), hard rubber lined 3

EN-GJS-400-18-LT (GGG-40.3), PFA lined 8

EN-GJS-400-18-LT (GGG-40.3), PP lined 6

Inliner PP-H, grey, outliner PP, reinforced 19

Ra ≤ 0.8 µm mechanically polished internal, blasted external, surface finish data refers to media wetted surfaces 62

Ra <= 6.3 µm (250 µin.) for media wetted surfaces, blasted internal / external 31

Media wetted area cleaned to ensure suitability for paint applications, parts sealed in plastic bag 19

Ra ≤ 0.6 µm (25 µin.) for media wetted surfaces, mechanically polished internal 19

Ra ≤ 0.6 μm (25 μin.) for media wetted surfaces, electropolished internal/external 12

Ra ≤ 0.8 µm (30 µin.) for media wetted surfaces, in accordance with DIN 11866 HE3, electropolished internal/external 12

Ra ≤ 0.4 µm (15 µin.) for media wetted surfaces, to DIN 11866 H4, mechanically polished internal 9

Ra max 0.76 µm (30 µin.) for media wetted surfaces, in accordance with ASME BPE SF3, mechanically polished internal 8

Media wetted parts cleaned for high purity media and packed in plastic bag 4

Ra Max. 0.51 μm (20 μin.) for media wetted surfaces, according ASME BPE SF1, mechanically polished internal 4

Media wetted parts cleaned for high purity media and packed in plastic bag and surface 1516 3

100 l/h, 100 l/h 2

11 mm 12

34 mm 2

equal-percentage Kv value: 1.3 m³/h 62

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 5

Ra ≤ 0.6 μm (25 μin.) for media wetted surfaces, electropolished internal / external 12

Ra ≤ 0.6 µm (25 µin.) for media wetted surfaces, mechanically polished internal 19

Ra ≤ 0.8 µm (30 µin.) for media wetted surfaces, in accordance with DIN 11866 H3, mechanically polished internal 9

Ra ≤ 6.3 μm (250 μin.) for media wetted surfaces, blasted internal/external 33

Ra Max. 0.38 µm (15 µin.) for media wetted surfaces, to ASME BPE SF4, electropolished internal / external 1

Ra Max. 0.51 μm (20 μin.) for media wetted surfaces, according ASME BPE SF1, mechanically polished internal 4

Ra Max. 0.64 μm (25 μin.) for media wetted surfaces, to ASME BPE SF2, mechanically polished internal 1

Ra Max. 0.76 μm (30 μin.) for media wetted surfaces, to ASME BPE SF3, mechanically polished internal 8

Actuator with M12x1 thread for accessories with standard spring set 75

Double acting (DA) 21

Operator size 1T3 185

Spigot ISO 1127 / EN 10357 series C / DIN 11866 series B 37

Threaded sockets DIN ISO 228 35

Spigot ASME BPE 32

Flanges EN 1092, PN 16, form B, face to face EN 558, series 1, ISO 5752, basic series 1 30

Spigot EN 10357 series A (formerly DIN 11850 series 2) 26

Flanges ANSI Class 125/150 RF 16

Spigot DIN 16

Flanges EN 1092 / PN10 / form B, Face to face EN 558, series 1, ISO 5752, basic series 1 11

Clamps DIN 32676 series A Face to face EN 558, series 7 10

Union end with DIN insert (socket) 8

Spigot SMS 3008 7

Clamps ASME BPE, FTF EN 558, series 14 6

CR 1

FPM 7

NBR 13

Operator size HDN (diaphragm size 40) 142

PTFE/EPDM one-piece 13

PTFE/EPDM two-piece 90

PTFE/FKM 4

PTFE/FKM two-piece 3

PTFE/FPM backing diaphragm for KZ 5T diaphragm 1

DN 15 44

DN 20 54

DN 25 131

DN 32 52

DN 15 1

DN 25 3