Historically, Korea had to import steam and gas turbine bolting increasing costs and incurring long lead times.
Turbine housings are in 2 parts and bolted together using highly engineered fasteners.
In many applications these require to accommodate elevated temperatures and high pressures.
Typical fasteners used are THRU STUDS, TAP STUDS, COUPLING SETS AND DOWEL PINS.
These are applied to various turbine models by manufacturers like GE, SIEMENS, MITSUBISHI etc.
HWASHIN BOLT
Name |
THRU STUD |
Model | INCONEL718, A453-660A-B, A193-B16, A437-B4B, SCM435, AISI 4140, DUREHETE 1055 |
Series | TURBINE CASING BOLTS |
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12 POINT SCREWS
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12 POINT SCREWS
12 POINT SCREWS
INCONEL718, A453-660A-B, A193-B16, A437-B4B, A193-B7, A193-B8M
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COATINGS, PLATING AND PAINT
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COATINGS, PLATING AND PAINT
COATINGS, PLATING AND PAINT
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EMERGENCY SERVICE and OVERHAUL
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EMERGENCY SERVICE and OVERHAUL
EMERGENCY SERVICE and OVERHAUL
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Piping Bolt
-
STUD BOLT
Piping Bolt
A193-B7, B7M, A320-L7, L7M, A453-660, A193-B8, B8M, B8MCL2, INCONEL718, INCONEL625, UNSS32750,S32760, MONEL K-400, K-500
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HEX BOLT / NUT
Piping Bolt
A193-B7, B16, B8M, A437-B4B, A453-660, INCONEL 718, INCONEL 625, UNS S32750, S32760, MONEL K-400, K-500
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WASHER
Piping Bolt
F436, F844, SUS304, SUS316, A453-660, UNS S32750, S32760
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U-BOLT
Piping Bolt
A193-B7, B8, B8M, A325, A320-L7, SS400 UNS S32750, S32760
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REVERSE ENGINEERING
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REVERSE ENGINEERING
REVERSE ENGINEERING
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Rotor Bolt
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Rotor Bolt
Rotor Bolt
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TURBINE CASING BOLTS
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THRU STUD
TURBINE CASING BOLTS
INCONEL718, A453-660A-B, A193-B16, A437-B4B, SCM435, AISI 4140, DUREHETE 1055
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COUPLING BOLT
TURBINE CASING BOLTS
SNCM439
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TAP STUD / SLOTTED NUT
TURBINE CASING BOLTS
SCM435, INCONEL718, A453-660A-B, A193-B16, A437-B4B, AISI4140, DUREHETE 1055
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TURBINE CASING NUTS
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TAP STUD / SLOTTED NUT
TURBINE CASING NUTS
SCM435, INCONEL718, A453-660A-B, A193-B16, A437-B4B, AISI4140, DUREHETE1055
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BODY BOUND STUD / ROUND NUT
TURBINE CASING NUTS
INCONEL718, A453-660A, A193-B16, A437-B4B, AISI4140