Female threads, PN 16, spring loaded, for every mounting position,
operating temperature: max. 90°C, body: brass, spring: stainless steel, seal: NBR
Membrane non-return valve, type PA-442, flange connection: DN 50 - 150: PN 16, DN 200 - 400: PN 10 or PN 16,
Face to face according to EN 558-1 Gr 48 (F6),
Body: EN-GJS-500-7 (GGG-50), EKB coating min 250μm according to GSK,
Diaphragm: EPDM according to KTW-270
Female threads, PN 40, y-pattern, spring loaded, for every mounting position,
operating temperature: max. 200°C, body: 1.4408, spring: stainless steel, seal: PTFE
Check valve with flanges, flange connection: DN 50 - 150: PN 16, DN 200 - 600: PN 10 or PN 16,
inside stem, face to face according to EN 558-1 series 48 (F6),
body: EN-GJS-500-7 (GGG-50), EKB-coating min 250μm according to GSK
Type PA-4250.127:, seat: bronze, shaft: AISI 420, opturator: AISI 420
Type PA-4250.126: seat/shaft/opturator: stainless steel AISI 316
Optional also in PN 25 and PN 40 available.
Female threads, PN 16, y-pattern, spring loaded, for every mounting position,
operating temperature: max. 90°C, body: brass, spring: stainless steel, seal: NBR
Check valve with flanges, flange connection: DN 50 - 150: PN 16, DN 200 - 600: PN 10 or PN 16,
inside stem, face to face according to EN 558-1 series 48 (F6),
body: EN-GJS-500-7 (GGG-50), EKB-coating min 250μm according to GSK
Type PA-4200.127:, seat: bronze, shaft: AISI 420, opturator: AISI 420
Type PA-4200.126: seat/shaft/opturator: stainless steel AISI 316
Optional also in PN 25 and PN 40 available.
Female threads, PN 16, straight type, spring loaded, for every mounting position,
operating temperature: max. 90°C, body: brass, spring: stainless steel, seal: NBR
Check valve with flanges, flange connection: DN 50 - 150: PN 16, DN 200 - 300: PN 10 or PN 16,
inside stem, face to face according to EN 558-1 series 48 (F6),
body: EN-GJS-500-7 (GGG-50), EKB-coating min 250μm according to GSK,
disc: EN-GJS-500-7 (GGG-50), EPDM covered
Type PA-4150.125.E: shaft: AISI 420
Type PA-4150.126.E: shaft: stainless steel AISI 316
Check valve, wafer type, face to face according to DIN 3202, part 3, Reihe 4, serial with spring,
for every mounting position, metal seated, body: 1.4408, plug: 1.4408
Check valve with flanges, flange connection: DN 50 - 150: PN 16, DN 200 - 300: PN 10 or PN 16,
inside stem, face to face according to EN 558-1 series 48 (F6),
body: EN-GJS-500-7 (GGG-50), EKB-coating min 250μm according to GSK,
disc: EN-GJS-500-7 (GGG-50), EPDM covered
Type PA-4100.125.E: shaft: AISI 420
Type PA-4100.126.E: shaft: stainless steel AISI 316
Check valve, wafer type, face to face after DIN 3202, part 3, Reihe K4 (RK 49 after DIN 3202, part 3, Reihe K5),
serial with spring, for every mounting position, metal seated,
softseated and special springs on request!
RK 71: body: brass CW 617 N, plug: stainless steel 1.4571, PN 6/16,
operating temperature: -60°C ... 250°C
RK 41: body: brass 2.0540, plug: stainless steel 1.4571, PN 6/16, operating temperature: -60°C ... 300°C
RK 44: body: bronze CC480 K-GS, from DN 125 EN-JL1040, plug: stainless steel 1.4571, from DN 125 bronze
CC480 K-GS, PN 10/16, operating temperature: -20°C ... 250°C
RK 86: body: stainless steel 1.4317, from DN 125 steel 1.0619, plug: stainless steel 1.4571, from DN 125 1.4006,
PN 10/40, operating temperature: -10°C ... 350°C (from 300°C Nimonic-spring necessary)
RK 86A: body: stainless steel 1.4408, plug: stainless steel 1.4571, PN 10/40,
operating temperature: -200°C ... 550°C (from 300°C Nimonic-spring necessary)
RK 49: body: stainless steel 1.4581, from DN 80 1.7357, plug: stainless steel 1.4986, from DN 80 1.4922,
PN 63/100/160, operating temperature: max. +550°C
DN 50 - 400, pressure: PN 16, flange connection: PN 10/16, face to face according to DIN 3202 F6,
body: GGG-50 EKB, disc: GGG-50 rubber coated, seal: EPDM, temperature: -10°C ... +70°C
Check valve, wafer type, serial with spring, for every mounting position, metal seated,
RK 29A: body: 1.4571, plug: 1.4571, spring: Nimonic, operating temperature: -200°C ... 500°C
PN 10/16, body: stainless steel AISI 316,
ball: NBR-coated, face to face: EN 558-1GR 48 (F6)
DN 40 - 500, pressure: PN 16, flange connection: PN 16, from DN 200 PN 10 or PN 16,
face to face according to DIN 3202 F6,
body: GGG-50 EKB, ball: NBR coated, temperature: -10°C ... +70°C
Check valve in straight through form, face to face: F1, metal seated, with spring, trim: stainless steel
Type PA-003.235: body: GS-C25, PN 16, temperature: max. 450°C
Type PA-003.435: body: GS-C25, PN 40, temperature: max. 450°C
