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Premium Quality Railway Non-Drive End Covers: 耐久性のある, Corrosion-Resistant Railway Castings with Good Quality
製品パラメータ
説明
Overview of Railway Non-Drive End Covers
Railway non-drive end covers are critical sealing and protective components in railway vehicle bogie systems. They are designed specifically for the non-drive end (non-gearbox) bearing compartment. They utilize a high-precision metal seal structure, combined with wear-resistant materials and advanced surface treatment processes, to provide dustproof, waterproof, and corrosion-resistant features. Suitable for all types of passenger trains, freight trains, and urban rail transit vehicles, their design balances strength, lightweight design, and ease of maintenance, meeting the railway industry’s stringent requirements for reliability, 耐久性, and environmental adaptability.
Technical Parameters of Railway Castings Non-Drive End Covers
| パラメータ | 技術仕様 |
| 材料 | Gray cast iron (HT250/HHigh-strength ductile iron (QT450-10) or aircraft-grade aluminum alloy (6061-T6), excellent impact resistance |
| Applicable Bearing Types | Cylindrical roller bearings, spherical roller bearings (bore diameter range: Φ120mm-Φ320mm) |
| Seal Structure | Dual-stage metal labyrinth seal (stepped barrier design) + dust cover, dust and water resistance rating up to IP65 |
| Operating Temperature Range | -40°C to +200°C (extended to +250°C for special conditions) |
| Seal Type | Mechanical seal, O-ring seal, packing seal (optional depending on operating conditions) |
| Seal Groove | Dacromet Coating (Salt Spray Resistance ≥ 1000 時間) |
| Mounting | Flange Bolt Connection (M12-M20, Torque Compliant with ISO 898-1) |
| Weight Range | 8kg-35kg (Depending on model and material) |
| Operating Temperature Range | -40°C to +150°C (Suitable for both normal and short-term extreme temperatures) |
| Fatigue Life | ≥ 12 million km (Tested in accordance with UIC 615-4) |
Features of Railway Castings Non-Drive End Covers
High-efficiency metal seals, stable and reliable
- The dual-stage labyrinth seal structure effectively prevents external impurities from entering the bearing chamber through airflow blocking and dust settling, ensuring stable sealing performance and requiring no regular adjustment.
- The dust cover design further enhances protection against large particles and reduces the risk of bearing wear.
Material and process optimization
- The ductile iron model undergoes austempering (ADI) treatment, achieving a tensile strength of 900 MPa, making it suitable for heavy-duty freight trains.
- The aluminum alloy model utilizes a 6061-T6 forging process, reducing weight by 30% compared to cast iron while maintaining structural rigidity and improving train energy efficiency.
Corrosion-resistant surface treatment
- Dacromet coating provides excellent salt spray and chemical resistance, making it suitable for coastal, humid, or snowy environments.
- Black phosphate treatment enhances surface hardness and reduces the risk of scratching during installation.
Standardization and compatibility
- The flange interface and bolt hole positions conform to international standards (such as DIN and ISO), allowing direct replacement of end covers on most existing vehicle models, reducing repair time.
- Supports customized dimensions and sealing levels to meet different bogie design requirements.
Application of Railway Casings Non-Drive End Covers
Passenger Trains
- Applied to high-speed EMUs (such as the CRH series), intercity trains, and subway vehicles, ensuring bearing reliability at speeds below 250 km/h.
Freight Trains
- Adapted to China’s HXD series and the US GE ES44AC electric and diesel locomotives, they withstand axle loads up to 35 tons and reduce failure rates during heavy-load transport.
Urban Rail Transit
- Applied to subway and light rail vehicle bogies, they adapt to frequent starting and stopping operations and tight curves, reducing maintenance frequency.
Repair and Upgrade Market
- As a standard component in bogie overhaul kits, they provide OEM-level performance, are compatible with existing vehicle specifications, and reduce lifecycle costs.
のパッケージ Railway Castings Non-Drive End Covers
ポリ袋 + Carton box+ Wooden case/Pallet, 顧客の要求に応じて
会社概要
洛陽豊洋重工業株式会社, 株式会社. に設立されました 1998, 面積72,600㎡, 以上の 300 従業員, 32 技術者, 含む 5 シニアエンジニア, 11 アシスタントエンジニア, そして 16 技術者. 洛陽工程技術センターとして評価されています, 洛陽テクノロジーR&Dセンター, 国家ハイテク企業と何度も.
弊社の生産能力は 30,000 年間トン. 現在, 私たちは主に鋳鋼を生産しています, 鋳鉄 (ねずみ鉄, ダクタイル鋳鉄, 等), 機関車の完成品加工および部品組立て,鉄道車両,高速鉄道, 鉱山機械,風力,etc.当社の製品はロシアに輸出されています, 米国, ドイツ, アルゼンチン, 日本, フランス, 南アフリカ,イタリアとその他の国.
よくある質問
Q1: メーカーですか、それとも商社ですか?
あ: 私たちはメーカーです. 当社は年に設立されました。 1998, 鋳造業界で約30年の実績, 総面積72,600㎡, 工場建屋面積51,000㎡.
第2四半期. 主な製品は何ですか?
あ: 当社は主に鋼鋳造に注力しています, 鉄鋳物, 完成品加工, 機関車の部品組立生産, 鉄道車両, 高速鉄道, 鉱山機械, 風力,等.
Q3: 鋳造部品をどの程度の精度で製造できるか?
あ: 当社はさまざまな鋳造プロセスで鋳造部品を製造する能力を持っています. 生産はISOに厳密に準拠しています 9001, ISO 14001 ISO45001、EN15085, 虹彩.
Q4. サンプル通りに生産してもらえますか?
はい, あなたのサンプルまたは技術図面から生産できます. サンプルを入手した後、図面を作成することもできます.
Q5: 納品前の品質管理はどのように行っていますか?
あ: 品質検査は鋼鋳造部品の品質を保証する非常に重要な要素です. 私たちはフォローします 3 生産プロセス全体における検査回数. 材料試験レポートを提供します, 寸法試験レポート, 納品前に顧客に報告する機械的特性試験レポート.
何か商品にご興味がございましたら, お気軽にお問い合わせください.
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