Precision Cold Rolled Stainless Steel Coil Manufacturer
Our 400 Series Stainless Steel Coil Grades
SUS430 冷間圧延コイル
✓ Thermal Conductivity
✓ Magnetic Properties
Applications: Appliances, Automotive Trim, Architecture
SUS410S 冷間圧延コイル
✓ Light Formability
✓ Non-Hardening
Applications: Combustion Chambers, Oil Refineries
SUH409L 冷間圧延コイル
✓ Weldability
✓ Low Thermal Expansion
Applications: Exhaust Systems, Heat Exchangers
Technical Grade Comparison
| 品目 | SUH409L | SUS430 | SUS410S |
|---|---|---|---|
| ステンレス製タイプ | Ferritic Heat-Resistant Stainless Steel | フェライト系ステンレス鋼 | Low-Carbon Martensitic Stainless Steel |
| JIS規格 | JIS G4312 / SUH Series | JIS G4305 / G4304 | JIS G4305 / G4304 |
| AISI Equivalent | 409L | 430 | 410S |
| UNS番号 | S40910 | S43000 | S41008 |
| EN Grade | 1.4512 | 1.4016 | 1.4000 |
| DIN Grade | X6CrTi12 | X6Cr17 | X6Cr13 |
| Magnetism | 磁気 | 磁気 | 磁気 |
| ニッケル含有量 | Essentially Nickel-Free | Essentially Nickel-Free | Essentially Nickel-Free |
| Heat Treatable | No | No | Light Heat Treatment Possible |
| 耐食性 | Moderate | Good | Moderate |
| High-Temperature Oxidation Resistance | Excellent | Good | Moderate |
| Weldability | Excellent | Moderate | Good |
| 成形性 | Good | Excellent | Moderate |
| Strength | Moderate | Moderate | Higher |
| 硬度 | Moderate | Moderate | Higher |
| Polishing Performance | Moderate | Excellent | Moderate |
| 費用 | Medium to High | Medium to High | Lowest |
| 代表的な用途 | Automotive exhaust systems, mufflers, catalytic converter shells, heat exchangers | Home appliance panels, kitchen equipment, cookware, cutlery, induction cooker bases, sinks, decorative panels, elevator interior panels | Valves, structural parts, wear-resistant components, kitchen utensils, grills, industrial hardware |
Chemical Composition Comparison
| Element | SUH409L | SUS430 | SUS410S |
|---|---|---|---|
| C (Carbon) | ≤0.03 | ≤0.12 | ≤0.08 |
| Si (Silicon) | ≤1.00 | ≤0.75 | ≤1.00 |
| Mn (Manganese) | ≤1.00 | ≤1.00 | ≤1.00 |
| P (Phosphorus) | ≤0.045 | ≤0.040 | ≤0.040 |
| S (Sulfur) | ≤0.030 | ≤0.030 | ≤0.030 |
| Cr (Chromium) | 10.5-11.75 | 16-18 | 11.5-13.5 |
| Ni (Nickel) | ≤0.5 (Residual) | ≤0.75 (Residual) | ≤0.6 (Residual) |
| Ti (Titanium) | Present (Stabilized) | Usually None | Usually None |
Integrated Cold Rolled Coil Manufacturing Excellence
Precision Temper Rolling
Advanced temper rolling processes improve flatness, surface consistency, mechanical performance, and dimensional accuracy for high-quality stainless steel coil production.
Edge Trimming & Precision Slitting
Precision edge conditioning and high-accuracy slitting lines ensure clean coil edges, stable width tolerance, and reliable narrow-width stainless steel strip production.
Oscillate Winding
Efficient oscillate winding solutions for narrow stainless steel strips improve packaging efficiency, coil utilization, and downstream fabrication productivity.
Cut-to-Length Processing
Automated cut-to-length systems provide accurate stainless steel sheet sizing and customized dimensional processing for industrial manufacturing requirements.
柔軟性のある冷間圧延ステンレス鋼コイルの製造
受注生産（JIT）モデルに基づき、柔軟な仕様に対応した高精度冷間圧延400系ステンレス鋼コイルと、OEM向けの一貫した加工ソリューションを提供しています。.
1コイル（約5トン）から対応可能で、お客様のご要望に合わせた生産リードタイムは最短10日からとなります。.
0.16MM - 2.0MM
20MM - 1250MM
2D、2B、BA、2BA
No.4、ヘアライン（HL）、鏡面仕上げ、振動仕上げ
精密焼鈍により、硬度や結晶粒の調整を正確に行うことができます。.
利用可能な表面仕上げ
2B仕上げ
冷間圧延、焼鈍、酸洗い
BA仕上げ
鏡のような、高反射性
第4位 フィニッシュ
ブラッシュ仕上げ、一方向の木目
HL仕上げ
連続したヘアライン模様
厳格な品質保証
包括的な検査および試験手順により、すべての冷間圧延ステンレス鋼コイルのロットにおいて、安定した品質、寸法精度、および信頼性の高い性能が確保されています。.
材料の認証
すべての原材料バッチについて、化学組成および材料仕様を確認するための製造元試験証明書（MTC）が発行されます。.
寸法精度
厚さと幅の精密な検査により、コイル加工の全工程を通じて安定した公差管理が確保されます。.
表面検査
2B、BA、No.4、HLの各仕上げにおける、傷、へこみ、エッジの欠陥、および均一性に関する表面品質検査。.
機械的検証
硬度および成形性能の検証により、下流工程における安定した製造と加工の一貫性が確保されます。.
Standardized Coil Packaging Solutions
Our export packaging system is designed to protect cold rolled stainless steel coils during long-distance transportation, container loading, and multi-stage handling.
Multi-Layer Protection
Waterproof paper, plastic film, edge protection, and steel strapping provide reliable moisture and surface protection.
Wooden Pallet Packaging
Fumigated wooden pallets with reinforced support ensure stable stacking and safe transportation.
Steel Frame Protection
Optional steel frame packaging for heavy coils and customized specifications reduces deformation risks during shipment.
Export-Ready Delivery
Standardized packaging solutions suitable for global shipping, OEM processing orders, and industrial coil transportation.
当社が誇りを持ってサービスを提供している業界
お客様の具体的な要件を分析し、お客様の最終用途に最適な材料特性を提供いたします。.
自動車
耐久性に優れた排気・排出ガス処理システム向けの耐熱合金。.
家電製品
モダンな冷蔵庫や食器洗い機のパネルに最適な、滑らかでへこみに強い表面仕上げ。.
台所用品
ひび割れのないシンクや調理器具に最適な、高品質な深絞り用鋼材。.
カトラリー
高い硬度を誇るグレードで、切れ味が長持ちし、鏡面のような美しい仕上がりを実現します。.
バーナー・コンロ
連続的な高温環境下での性能を発揮するよう設計された耐酸化性材料。.
建築
高級エレベーターや内装用クラッディング向けの超薄型装飾用鋼板。.
FAQs About Cold Rolled Stainless Steel Coil
- Q1: Why do manufacturers choose 400 series stainless steel instead of 300 series stainless steel?
A: 400 series stainless steel offers magnetic properties, lower nickel content, and better cost efficiency, making it suitable for industrial, cookware, and appliance applications where cost control and processing performance are important.
- Q2: What is the difference between Slit Edge and Mill Edge stainless steel coils?
A: Slit Edge coils are processed through precision slitting for tighter width tolerance and cleaner edges, while Mill Edge coils retain the original mill edge and are typically used for standard industrial applications.
- Q3: Can your cold rolled stainless steel coils be used for deep drawing and stamping applications?
A: Yes. Hardness, flatness, and annealing conditions can be adjusted according to different stamping, bending, and forming requirements.
- Q4: How do you ensure stable quality between different production batches?
A: All raw materials are sourced from qualified steel mills with original mill test certificates (MTC). Each batch is inspected for thickness, surface quality, and processing consistency before delivery.
- Q5: Can you help reduce material costs for our project?
A: Yes. Based on application requirements, forming performance, and surface needs, we can recommend more cost-effective material grades and processing solutions.
- Q6: How fast can customized stainless steel coil orders be delivered?
A: Depending on material grade, specifications, and processing requirements, customized orders can typically be delivered within 10–15 days.
材料の性能を最適化する準備はできていますか？
当社の技術チームがお客様のサンプルを分析し、加工性能と生産の安定性を向上させるために、お客様ごとに最適化されたステンレス鋼コイルの仕様をご提案いたします。.