行业组件数据 · 2026

斜撑

A diagonal brace is a structural component used in ROPS frames to provide lateral stability and prevent deformation under load.

技术定义与适配语境
典型 斜撑 会按材料、尺寸公差、适配关系和失效风险在 汽车制造 中评估。

A diagonal brace is a critical structural element in Roll-Over Protective Structures (ROPS) frames, designed to transfer lateral forces and moments through triangulation. It connects non-adjacent corners of rectangular frame sections, creating rigid triangles that resist shear, torsion, and buckling under operational and impact loads. In ROPS applications, it ensures structural integrity during roll-over incidents by maintaining frame geometry and preventing catastrophic collapse.

组件规格

定义
A diagonal brace is a critical structural element in Roll-Over Protective Structures (ROPS) frames, designed to transfer lateral forces and moments through triangulation. It connects non-adjacent corners of rectangular frame sections, creating rigid triangles that resist shear, torsion, and buckling under operational and impact loads. In ROPS applications, it ensures structural integrity during roll-over incidents by maintaining frame geometry and preventing catastrophic collapse.
工作原理
Works on the principle of triangulation in structural engineering, where diagonal members convert shear forces into axial tension or compression. When lateral forces act on the ROPS frame, the diagonal brace undergoes either tensile or compressive stress, distributing loads efficiently across the structure and preventing parallelogram deformation. This maintains the frame's rectangular shape under dynamic conditions.
材料
High-strength low-alloy steel (HSLA) such as ASTM A572 Grade 50 or equivalentwith yield strength ≥345 MPa and tensile strength ≥450 MPa. May include carbon steel (e.g.ASTM A36) or advanced alloys for specialized applications. Surface treatments include hot-dip galvanizing or powder coating for corrosion resistance.
Angle
Typically 30-60 degrees relative to horizontal
Length
Customized to frame dimensions (typically 500-2000 mm)
Cross-section
Rectangular or circular hollow section (RHS/CHS)
Load capacity
Designed for specific ROPS standards (e.g., ISO 3471)
Wall thickness
3-10 mm depending on load requirements
Connection type
Welded or bolted (with grade 8.8 or higher bolts)
标准
ISO 3471ISO 3449SAE J1040DIN EN 13510

行业分类与别名

斜撑 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Corrosion due to environmental exposure->Reduced cross-sectional area leading to buckling under load->Use corrosion-resistant materials and coatings; implement regular inspection schedules
Improper welding or bolting during installation->Connection failure under dynamic loads->Follow certified welding procedures; use torque-controlled bolting; conduct non-destructive testing
Material fatigue from vibration->Crack initiation and propagation->Design with fatigue-resistant profiles; avoid stress concentrators; implement vibration damping

工业生态与工程逻辑

0
Fatigue failure from cyclic loading
1
Corrosion in harsh environments
2
Improper installation leading to reduced effectiveness
3
Material defects causing brittle fracture

合规与检测

tolerance
Dimensional tolerance ±2 mm for length; angular tolerance ±1 degree; straightness tolerance 1:1000
test method
Static load testing per ISO 3471; non-destructive testing (ultrasonic or magnetic particle) for welds; corrosion resistance testing per ASTM B117

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来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

Why are diagonal braces critical in ROPS frames?

They prevent frame deformation during roll-over incidents by transferring lateral forces through triangulation, ensuring operator safety.

Can diagonal braces be retrofitted to existing ROPS frames?

Only if engineered and certified to meet original standards, as improper installation can compromise structural integrity.

What maintenance do diagonal braces require?

Regular inspection for cracks, corrosion, or deformation, especially at connection points, with immediate replacement if defects are found.

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URN:CNFX:ME:UNIT:DIAGONAL_BRACE