Common Material Heat Treatment
Common Material Heat Treatment
1. Carbon Steel Material: A105
Heat Treatment Process: Normalizing, air cooling.
Typical Microstructure: Pearlite + Ferrite structure.
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PP-R Copper Ball Valve( External Wire Single Head Type)，PP-R Copper Ball Valve(Double Heads Type)，High Pressure Butt Welded Ball Valve，High Pressure Three-section Ball Valve，Forged Brass Ball Valve( Single Clamp Type)，Forged Brass Ball Valve (Double Clamp Type)，ANSI Fixed Three-section Ball Valve，ANSI/JIS Metal Hard-sealed Ball Valve，API Cast Steel Fixed Ball Valve，
2. Carbon Steel Material: LF2 Ball Valve Technology
Heat Treatment Process: Quenching + Tempering (oil/water quenching + air cooling).
Typical Microstructure: Sorbitic structure.
3. Low Alloy Steel Materials: 4130, 4140
Heat Treatment Process: Quenching + Tempering (oil quenching + air cooling).
Typical Microstructure: Sorbitic structure.
4. Martensitic Stainless Steel Material: F6a
Heat Treatment Process: Quenching + Tempering (or double tempering) (oil or air cooling + air cooling).
Typical Microstructure: Sorbitic structure. Ball Valve News
5. Austenitic Stainless Steel Materials: F316/F316L/F304/F304L/F321…
Heat Treatment Process: Solution treatment (water cooling).
Typical Microstructure: Austenitic structure.
6. Duplex Stainless Steel Materials: F51/F53/F55…
Heat Treatment Process: Solution treatment (water cooling).
Typical Microstructure: Austenite + Ferrite structure (approximately equal proportions).
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