Name: H74-D Mechanical seals for pumps
SKU: 24966
Availability: InStock

H74-D Mechanical seals for pumps

0,00 €

Additional information

SEAL FACE	Silicon carbide (Q1, Q2), Carbon graphite antimony impregnated (A), Aluminium oxide (V), Special cast CrMo steel (S)
SEAT G9	Carbon graphite antimony, impregnated (A), Carbon graphite resin impregnated (B), Silicon carbide (Q1,Q2)
SECONDARY SEALS	EPDM (E), NBR (P),
SPRINGS	CrNiMo steel (G)
METAL PARTS	CrNiMo steel (G), Duplex (G1)

Description

Features

For stepped shafts
Dual seal
Balanced
Rotating multiple springs
Independent of direction of rotation
Seal concept based on the H7 range
*Variant with pumping screw available
(H74F-D)

Advantages

*Efficient stock keeping due to easily interchangeable faces

Extended selection of materials
Flexibility in torque transmissions-
Insensitive to low solids contents

*EN 12756 (For connection dimensions d1 up to 100 mm (3.94″)) (G16)

Operating range

Shaft diameter:

d1 = 14 … 200 mm (0.55″ … 7.87″)

Pressure:

p1 = 80 bar (1,160 PSI) for d1 = 14 … 100mm,

p1 = 25 bar (363 PSI) for d1 = 100 … 200mm,

p1 = 16 bar (232 PSI) for d1 > 200 mm

Temperature:

t = -50 °C … 220 °C (-58 °F … 428 °F)

Sliding velocity: vg = 20 m/s (66 ft/s)

Axial movement:

d1 up to 100 mm: ± 0.5 mm

d1 from 100 mm: ± 2.0 mm

Recommended applications

Process industry
Oil and gas industry
Refining technology
Petrochemical industry
Chemical industry
Power plant technology
Pulp and paper industry
Low solids content and low abrasive
Toxic and hazardous media
Media with poor lubrication properties
Adhesives
Chemical standard pumps

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Small items

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will delivery through air cargo
Only available for hi-tech products

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Large items

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H74-D Mechanical seals for pumps

Additional information

Description