Check valves

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Female threads, PN 16, spring loaded, for every mounting position,

operating temperature: max. 90°C, body: brass, spring: stainless steel, seal: NBR

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

Female threads, PN 16, y-pattern, spring loaded, for every mounting position,

operating temperature: max. 90°C, body: brass, spring: stainless steel, seal: NBR

Female threads, PN 16, straight type, spring loaded, for every mounting position,

operating temperature: max. 90°C, body: brass, spring: stainless steel, seal: NBR

Female threads, PN 16, for horizontal mounting, operating temperature: max. 230°C,

body: 1.4408, trim: 1.4408, metal seated

Female threads, PN 16, for horizontal mounting, operating temperature: max. 70°C,

body: brass, trim: brass, seal: NBR

Dual plate check valve, wafer type, face to face according to DIN 3202, part 3, Reihe K3, serial with spring,

temperature: max. 180°C, body: 1.4408, disc: 1.4408, seat: Viton

Dual plate check valve, wafer type, face to face according to DIN 3202, part 3, Reihe K3, serial with spring,

temperature: max. 120°C, body: GG-25, disc: 1.4308, seat: EPDM

Type PA-38.466.N:

body: stainless steel, disc: stainless steel

Type PA-38.466.N: seal: NBR (standard) Type PA-38.466.V: seal: Viton

Type PA-38.466.P: seal: PTFE Type PA-38.466.M: seal: metal

Type PA-38.444.N:

body: steel zinc-plated, disc: steel zinc-plated

Type PA-38.444.N: seal: NBR (standard) Type PA-38.444.V: seal: Viton

Type PA-38.444.P: seal: PTFE Type PA-38.444.M: seal: metal

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, 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

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

DN 150 - 2000, pressure: PN 10 or 16, Flange connection: PN 10 or 16,

face to face according to EN 558-1/14 (F4), seat: EPDM or NBR, with lever and counter weight

PA-4010.122: body/disc: GGG-50 EKB, PN 10

PA-4010.222: body/disc: GGG-50 EKB, PN 16

DN 200 - 1000, pressure: PN 10, flange connection: PN 10, face to face according to EN 558-1/14 (F4),

seat: EPDM or NBR, with internal damper

PA-4020.122: body/disc: GGG-50 EKB, PN 10

PA-4020.222: body/disc: GGG-50 EKB, PN 16

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: -20°C ... +120°C

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