液压与气动组件用于旋转机械
润滑油泵、控制与伺服阀、蓄能器、过滤器、冷却器、气动执行机构及 FRL 单元——为压缩机、泵和涡轮机提供润滑、控制和保护的油路与气路系统。
Hydraulic & Pneumatic Part System — Oil Side and Air Side
液压和气动元件负责输送润滑油和压缩空气，以润滑、定位并保护旋转机械——这是一个关键但常备库存不足的备件类别。
Hydraulic & Pneumatic Spare Parts
旋转设备的油系统和气系统采用 OEM 级零部件——经图纸、工况及系统压力等级验证。
Lube & Seal Oil Pumps
Gear, screw and centrifugal pumps supplying lubricating oil and seal oil to bearings, gears and shaft seals.
- ✓正位移式与离心式设计
- ✓API 614 auxiliary-system matched
- ✓主泵 / 辅助泵 / 应急泵组
液压控制阀
Pressure, flow and direction control valves regulating control oil and lube oil circuits.
- ✓减压阀、减压阀、检查阀和梭阀
- ✓按压力等级分类的铸造和锻造阀体
- ✓Trim and internals matched to system duty
伺服阀与电磁阀
用于调速器和防喘振定位的伺服阀和比例阀；用于跳闸和顺序逻辑的电磁阀。
- ✓液压定位用两级伺服阀
- ✓防爆电磁阀线圈和阀门
- ✓失电跳闸配置
蓄能器与气囊套件
Bladder and piston accumulators storing hydraulic energy for emergency trip, surge protection and pressure stabilisation.
- ✓Bladder, piston and diaphragm types
- ✓替换式气囊及充气套件
- ✓预充电与认证服务
机油滤清器与过滤系统
全流式双联过滤器组件，确保润滑油和控制系统油达到所需的 ISO 清洁度等级。
- ✓双联切换过滤组件
- ✓替换元件的 OEM 微米精度
- ✓包含差压指示器
气动执行器与阀门
隔膜和活塞执行机构，以及用于防喘振、回流和工艺控制回路的气动阀门。
- ✓弹簧 - 膜片和活塞执行器
- ✓Fail-safe open / close configurations
- ✓完整阀门 + 执行器组件
FRL Air Preparation Units
Filter, regulator and lubricator units conditioning instrument and actuation air for pneumatic systems.
- ✓Filter / regulator / lubricator combinations
- ✓Precision regulators for instrument air
- ✓手动与自动排水过滤器
油冷器与热交换器
Plate, shell-and-tube and fin-fan coolers controlling lube oil and seal oil temperature.
- ✓Plate and shell-and-tube designs
- ✓替换板、垫片和管束
- ✓Temperature control valve packages
应用于整机流体系统
涵盖列车上所有油路和气路的完整范围。
Standards, Testing & Lifecycle Service
Hydraulic and pneumatic parts must match pressure class, fluid compatibility and control behaviour — not just the flange size.
标准与工程
- ▸API 614 润滑、密封和控制系统实践
- ▸API 610 / API 617 auxiliary system interfaces
- ▸ASME B16.34 阀门压力等级与额定值
- ▸流体兼容性与材料认证
- ▸液压与气动选型验证
Testing & Lifecycle Service
- ▸压力测试与阀座泄漏验证
- ▸伺服阀校准与动态响应测试
- ▸Accumulator pre-charge and certification
- ▸Rebuild and refurbishment of valves and actuators
- ▸Obsolete component cross-reference and replacement
需要液压或气动零件？
Send the part number, drawing or a photo of the failed component. We'll confirm the pressure class, material and control spec — and deliver a drop-in replacement.