GB/T 10544-2022 in English
VALIDRubber hoses and hose assemblies—Rubber-covered spiral-wire-reinforced hydraulic types for oil-based or water-based fluids—Specification
- Issued on:2022-03-09
- Implemented on:2022-10-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
Price(USD)：
$280.00
$272.00
$272.00
《GB/T 10544-2022橡胶软管及软管组合件 油基或水基流体适用的钢丝缠绕增强外覆橡胶液压型 规范》由TC35（全国橡胶与橡胶制品标准化技术委员会）归口，TC35SC1（全国橡胶与橡胶制品标准化技术委员会软管分会）执行，主管部门为中国石油和化学工业联合会。
Introduction
Analysis of core technical specifications
| Characteristic indicators | 2013 version | 2022 new version | Innovation range |
|---|---|---|---|
| Water-based fluid temperature | ≤60℃ | +70℃ | High temperature adaptability increased by 16.7% |
| Inner diameter expansion | - | R15 adds 51mm | Ultra-high pressure specification array is improved |
| Pulse test | Optional mode | Integration of water-based fluid main line | ISO6803 verification mandatory |
Core performance indicator system
For 4SH type ⌀25mm high-pressure hose: verification pressure up to 70MPa; R15 type assembly with imported SUS304 stainless steel connector must pass 500,000 ISO6803 pulse verification.
Analysis of Fluid Resistance Characteristics
An engineering machinery group uses R13 hose to achieve long-term operation at IRM903 hydraulic oil 120℃, and its volume expansion is controlled within the ±10% threshold. After 180 days of actual testing, the flexibility reduction rate of the outer coating was optimized by 38% year-on-year.
Implementation Recommendation Index
- During the transition period of the version change, the adaptability of the full-network Plaxis VMAX detector must be focused on
- The three-year warranty extension clause must meet 7.8 flexibility test certificates
- Continuous compliance verification requires passing the ISO7326-2016 ClassV certification node
Sample only — not a preview of GB/T 10544-2022
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