Types of Hydraulic adapter fittings is used to connect hydraulic hose, hydraulic tubes and hydraulic pipes in high pressure, middle pressure and low pressuer of fluid power system. There are different standards of hydraulic adapter fittings chart as follows
SAE standard of Hydraulic adpater fittings:
SAE J514 37 degree flare tube fittings and adapter
SAE J1453 O-ring face seal tube fittings
SAE J518 4 bolt flange connection hose fittings, tube fittings and pipe adapter
SAE J512 automotive tube fittings and adapters
SAE J1231 hydraulic hose bead fittings and adapters
SAE J516 hydraulic hose fittings and adaptors
ISO series standard of hydraulic adapter fittings:
ISO 8434-1 24° cone bite type fittings
ISO 8434-2 Metric UNF 37° flare fittings
ISO 8434-3 Metric face seal fitting with ISO 6149 port
ISO 8434-4 24° cone bite type fittings with weld nipple
ISO 8434-6 60° cone connectors with BSPP threads
ISO 6162 Four bolt split flange connections – inch and metric bolts
DIN series standard of hydraulic adapter fittings:
DIN 2353 24° cone compression tube fittings
DIN 3861 24° cone machining and sleeve for compression fittings
DIN 3865 24° cone nipple with O-ring
DIN 3852-1 Metric parallel thread port (ISO 9974-1)
DIN 3852-2 BSPP parallel thread port (ISO 1179-1)
DIN 3852-3 Metric O-ring port (ISO 6149-1)
Port connections of hydraulic adapter fittings:
Metric Straight Thread O-Ring Port ISO 6149-1, SAE 2244-1/DIN 3852, Part 3
SAE Straight Thread O-Ring Port SAE J1926-1 and ISO 11926-1
Four-Bolt Flange Connection ISO 6162 and SAE J518
Flat Face Port with British Standard Pipe Parallel BSPP thread ISO 1179-1 and DIN 3852, Part 2
Flat Face Port with Metric Threads ISO 9974-1 DIN 3852, Part 1
Taper thread port with metric, NPTF and BSPT.
Material types of hydraulic adapter fittings as follows:
Carbon steel: 12L14, C1045, C1008, C1010, C1020
Stainless steel: 316, 316L, 304.
Brass: CA360, CA345, CA694, CA335, CA443, CA444, CA377
Aluminum: 2024-T351 and 2014-T6
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