品質管理
各段階での包括的な品質管理 — お客様のシステム信頼性は当社の品質にかかっています。
6段階品質管理
原材料から最終梱包まで、全製品が構造化された品質管理プロセスを通過。
1. Raw Material Inspection
All incoming materials are verified for chemical composition and mechanical properties against mill certificates.
2. In-Process Inspection
Quality checks at every production stage to catch and correct deviations before they become defects.
3. Dimensional Inspection
Critical dimensions measured with calibrated instruments. Conformance to ANSI, DIN, BS, and JIS standards verified.
4. Pressure Testing
Hydrostatic or pneumatic pressure testing per API 598, ANSI, and customer-specific requirements.
5. Surface & Visual Inspection
Surface finish, thread quality, marking, and overall appearance inspected.
6. Final Audit & Packaging
Pre-shipment sampling audit. Products cleaned, protected, labeled, and packed to prevent transit damage.
品質へのコミットメント
全製品に責任を持ち、品質管理体制により一貫性と信頼性を確保。