行业组件数据 · 2026

管道配件

Pipe fittings are components used to connect, terminate, control flow, or change direction in piping networks for industrial fluid transport.

技术定义与适配语境
典型 管道配件 会按材料、尺寸公差、适配关系和失效风险在 机械和设备制造 中评估。

Pipe fittings are engineered components that join pipe sections, adapt to different sizes or shapes, and manage fluid flow within industrial piping systems. They ensure leak-proof connections, accommodate thermal expansion, and facilitate maintenance access. Common types include elbows (for directional changes), tees (for branching), couplings (for joining straight sections), reducers (for diameter transitions), caps (for termination), and unions (for easy disassembly).

组件规格

定义
Pipe fittings are engineered components that join pipe sections, adapt to different sizes or shapes, and manage fluid flow within industrial piping systems. They ensure leak-proof connections, accommodate thermal expansion, and facilitate maintenance access. Common types include elbows (for directional changes), tees (for branching), couplings (for joining straight sections), reducers (for diameter transitions), caps (for termination), and unions (for easy disassembly).
工作原理
Pipe fittings function by providing sealed, pressure-resistant junctions between pipe segments. They utilize mechanical connections (threaded, flanged, welded, or compression fittings) to maintain system integrity. The design accommodates fluid dynamics by minimizing turbulence and pressure drops, while materials and construction withstand operational stresses like temperature, pressure, and corrosion.
材料
Common materials include carbon steel (ASTM A234)stainless steel (ASTM A403grades 304/316)ductile ironcopper alloys (brassbronze)PVCCPVCand PTFE. Selection depends on fluid compatibilitypressure ratings (e.g.Class 150300600)temperature rangeand corrosion resistance requirements.
End Types
Butt Weld, Socket Weld, Threaded, Grooved
Size Range
1/8" to 24" NPS
Pressure Rating
150-2500 PSI
Connection Types
Threaded, Welded, Flanged, Compression
Temperature Range
-20°C to 400°C
标准
ISO 7-1ISO 228-1ASME B16.11ASME B16.9DIN 2605DIN 2999

行业分类与别名

管道配件 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

Incorrect torque during assembly->Thread stripping or gasket blowout->Use calibrated torque wrenches and follow manufacturer specifications
Material incompatibility with fluid->Corrosion or cracking->Conduct material compatibility tests and select certified materials (e.g., NACE MR0175 for sour service)

工业生态与工程逻辑

0
Leakage due to improper installation
1
Material degradation from chemical exposure
2
Pressure failure exceeding ratings
3
Thermal expansion stress

合规与检测

tolerance
Dimensional tolerances per ASME B16.9: ±1.5mm on diameter, ±0.8mm on wall thickness
test method
Hydrostatic testing at 1.5x design pressure for 10 minutes; non-destructive testing (NDT) like radiography for welded fittings

制造该组件的工厂

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

What are the main types of pipe fittings?

Key types include elbows (90°, 45°), tees (equal, reducing), couplings, unions, reducers (concentric, eccentric), caps, and crosses. Each serves specific functions like direction changes, branching, or size transitions.

How do I select the right pipe fitting material?

Consider fluid type (corrosive, abrasive), pressure and temperature conditions, environmental factors, and compatibility with existing piping. For example, stainless steel is used for corrosive fluids, while carbon steel suits high-pressure steam systems.

我可以直接联系工厂吗?

CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

CNFX Industrial Component Index · 机械和设备制造

数据基础

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

请求制造能力信息: 管道配件

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URN:CNFX:ME:UNIT:PIPE_FITTINGS