Provectus Calor Treatment Technologies ad portans | Shangdong Yueheng

Calor curatio gubernat afferentem perficientur metrics comprehendo contactus lassitudine vitae (L10 rating), gerunt resistentia et dimensional stabilitatem. Modern productionem requirit ± III ° C temperatus imperium et Processus Capability CPK≥1.33. Core Sequence: Sphaeroidizing Annealing → Quenching → How-Temperature temperatio → stabilization.

1.Peroidizing Annealing

Objective: Eliminare Clubide Carbide Networks (≤GREDE II), forma homogeneum sphaeratur Pearlite (carbide sphaedooidization ≥90%, diameter 0.2-0.6μm), 189-207 HB. Duo-gradu protocol:

• Tempus I, DCCXC ± X ° C × 2-4h Austenitization (Partialis carbide dissolution)
• II gradu II: 710 ± X ° C × 4-6h tardus refrigerationem (≤20 ° C / H) ad DCL ° C imperium refrigerandum curvaprohibet crassum carbide praecipitatio

Critica parameter: Grano Size 7-8 (ASTM E112)

2.quenching processum

Salis balneum (Bacl₂: KCL = III, I) et tutela atmosphaera (n₂-ch₃oh, oxygeny (≤0.5%):

• GCR15 Steel: DCCCXLV ± V ° C × tempus factor (Wall Crassitudo × 0.8-1.2 min / mm)
• Refrigerant Kinetics, DCCC → D ° C Religio Rate ≥45 ° F / S (vitare Ferrite formation) tardus refrigerationem infra CCC ° C
• Target: Cryptocrystalline Martensite (> XCV%, acus longitudinem ≤0.02mm) retenta Austenite (

3.low, temperatus temperatio

150-180 ° C × 2-4h (± III ° F) in coactus convection aer fornacem:

• ε, fe₂.₄c praecipitatio in Martensite, duritia 61-65 Hrc
• Austenite Decomposition:> LXXX% (xrd verified)
• Suspendisse subsidio exemplar: Σ_residual = Σ_Initial × e ^ (- 0.02t) (T in horis)

4.Special processibus & innovations

• Austempring: CCXXX ± X ° C sal Bath Bath × 2H → Inferius Bainite (58-62 HRC, KCV≥50J / C²)
• Profunda Cryo: -70 ° C × 4H (Liquid Nitrogen RAMULUS), Austenite → Martensite transformatio> XCV%
• Laser Hurdening: 1064nm flucks creates 0.3mm causa profundum, ↑ XL% contactus lassitudine vitae

Quality Fides Framework: