【Pre-Order Samples】Silver-plated flute with 16 holes and C foot | Closed hole keys + offset G key ◆ Nickel silver body ◆ Double airbag pads (suitable for church/orchestra use) Single piece 6456MS langfangxingyue

🎵 ▣ GERMAN ENGINEERED FLUTE ▣ Stone Acoustics & Competition Ready

◉ AUTHENTIC GERMAN MATERIALS
● Body & Footjoint：CuNi12Zn24 Nickel Silver (DIN 17664) → Rhine Valley Corrosion Defense
● Headjoint：Lead-Free Nickel Silver (EU No 10/2011) → Food-Grade Safety
● Finish：≥5μm Silver Plating (ISO 27830) ◈ Sweat-Resistant Luster

◉ ERGONOMICS FOR EUROPEAN HANDS
◆ Offset G Key：15°±0.5° Angle → Relieves Pinky Stress During Scales
◆ Covered Keys：Double-Sealed Axles → Air Leak <0.3L/min in Rehearsal Rooms
◆ Stainless Springs：0.8N Touch Resistance → Clean Trills Under Pressure

◉ REAL-WORLD GERMAN TECH
▷ Double Bladder System：
» Genuine Fish Skin + Thermal Cork ◈ Seal Integrity at 85% RH
» Pressure-Equalizing Channels → Tune Stability at -5°C (Dresden Market Test)

◉ GERMAN PERFORMANCE SCENARIOS
✅ EXAM CANDIDATES：
→ Reduced Finger Stretch (15cm+ Hand Span)
→ Vibration-Damped Tone ◈ Optimized for Jury Assessment Rooms

✅ CHURCH SOLOISTS：
→ C Footjoint: +18% Resonance in Stone Vaults*
→ Acoustic Reflection Tuning ◈ Field-Tested in Cologne Cathedral
*Hamburg Elbphilharmonie Data

◉ QUALITY CONTROL: GERMAN METICULOUSNESS
⚠️ No Certification ▣ BUT:
▶ Manual Stage 1：Fiber-Optic Leak Test (ΔP <3mbar)
▶ Manual Stage 2：Tuning Fork Calibration 442Hz±1Hz
▶ Octave Purity：±2 Cent Deviation (ISO 16)

◉ PACKAGE & COMPLIANCE
▣ Contents：1 Assembled Flute｜Bilingual Fingering Guide
▣ Warranty：24 Months EU Directive 1999/44/EC
▣ Safety：REACH Compliant (0% Phthalates)