# EO DIN系列油口变径接头 > DIN标准EO变径焊接接头的主要作用是匹配不同尺寸的油口。该接头材料可选无六价铬镀锌碳钢和不锈钢两种。 所属技术：流体连接 ## 系列介绍 DIN标准EO变径焊接接头的主要作用是匹配不同尺寸的油口。此类尺寸范围广泛的接头RI和RI-ED系列，其材料可选无六价铬镀锌碳钢和不锈钢两种。 市场： • 自动化 • 国防 • 能源 • 环境 • 工业 • 基础建设 • 加工机床 • 物料输送 • 行走机械 • 油/气 • 发电厂 • 加工 • 轨道交通 • 水处理 应用： • 适用于通用液压系统。 特征/优势： • 高抗腐蚀性能：无六价铬镀锌的表面处理方式为该接头提供了盐雾试验平均500小时不出现白锈的抗腐蚀性能。此性能大大提高了该接头的寿命周期。 • 不锈钢材料：不锈钢材料的DIN标EO变径焊接接头抗腐蚀性强，可用于严苛介质和环境。相比碳钢而言，不锈钢接头还适用于更高的温度范围。这些特性显著扩大了该接头的应用范围。 • 高耐压性能：DIN标EO变径焊接接头压力范围可高达400 bar，适用于广泛的应用场合。 ## 技术参数 | 参数 | 值 | 单位 | | --- | --- | --- | | 品牌 | Ermeto | | | 应用 | Automotive Process, Chemical Transfer, Construction Equipment, Fuel Transfer, Hydraulics, Manufacturing Equipment, Marine, Material Handling, Mobile Equipment, Oilfield, Packaging, Transportation, Fuel Transfer, Hydraulics | | | 分部 | High Pressure Connectors Europe Division | | | 技术 | Fluid & Gas Handling | | | 行业 | Agriculture, Automotive, Construction, Industrial Manufacturing Equipment, Marine, Material Handling, Transportation | | | 产品类型 | Hydraulic DIN Fittings | | | 产品风格 | Stud Fitting, Reducer | | | 配置 | Port to Port | | | 最大运行压力 | 100 to 630 bar, n/a | | | 形状 | Straight | | | 连接 1 类型 | Male, BSPP, Metric, NPT | | | 连接 1 尺寸 | View Part Details. | | | 连接 2 类型 | Female, BSPP, Metric, NPT, UNF/UN | | | 连接 2 尺寸 | View Part Details. | | | 符合规格 | DIN, ISO 8434, ISO 1179, ISO 9974, ISO 6149, SAE J476 | | | 与流体类型共同使用 | Hydraulic Fluids, Chemicals, Fuels, Gases, Steam | | | 包括附件 | n/a | | | 阀体材料 | Brass, Stainless Steel, Steel | | | 密封类型 | ED Seal, O-Ring, Sealing Edge | | | 密封材料 | FKM, Metal, NBR | | | 最高环境温度 | 150 to 400 °C, 320 to 752 °F | | | 最低环境温度 | -40 to -60 °C, -40 to -76 °F | | | 最高流体温度 | 120 to 400 °C, 248 to 752 °F | | | 最低流体温度 | -35 to -60 °C, -31 to -76 °F | | ## 型号入口（首批） - [RI2EDX11/271](https://hypher.com.cn/products/model/ri2edx11-271-d146f9c273ac1213/index.md) - [RI11/4EDX171](https://hypher.com.cn/products/model/ri11-4edx171-7087e8e447352faa/index.md) - [RI11/4EDX11/2CF](https://hypher.com.cn/products/model/ri11-4edx11-2cf-3605546e83840b13/index.md) - [RI11/4EDX11/271](https://hypher.com.cn/products/model/ri11-4edx11-271-c18829bfa99382b9/index.md) - [RI11/2EDX1/2CF](https://hypher.com.cn/products/model/ri11-2edx1-2cf-118f02f941e28294/index.md) - [RI11/2EDX1/271](https://hypher.com.cn/products/model/ri11-2edx1-271-3d3ec8d3831e752c/index.md) - [RI11/2EDX3/4CF](https://hypher.com.cn/products/model/ri11-2edx3-4cf-0d689f20ec65d74d/index.md) - [RI11/2EDX3/471](https://hypher.com.cn/products/model/ri11-2edx3-471-d65f8ca2f611b4c5/index.md) - [RI11/2EDX1CF](https://hypher.com.cn/products/model/ri11-2edx1cf-0f948b7e141963ec/index.md) - [RI11/2EDX171](https://hypher.com.cn/products/model/ri11-2edx171-bee39f7d2c7430be/index.md) - [RI11/2EDX11/4CF](https://hypher.com.cn/products/model/ri11-2edx11-4cf-1c559d923364e013/index.md) - [RI11/2EDX11/471](https://hypher.com.cn/products/model/ri11-2edx11-471-87f1772697c4edc9/index.md) - [RI2EDX11/2CF](https://hypher.com.cn/products/model/ri2edx11-2cf-84793359793cb41d/index.md) - [RI11/2X3/471](https://hypher.com.cn/products/model/ri11-2x3-471-2594e3dc982d6e61/index.md) - [RI1/8EDX1/4CF](https://hypher.com.cn/products/model/ri1-8edx1-4cf-ea7b8af2a54a5caa/index.md) - [RI1/8EDX1/471](https://hypher.com.cn/products/model/ri1-8edx1-471-4d7774d51dffc003/index.md) - [RI1/8EDX3/8CF](https://hypher.com.cn/products/model/ri1-8edx3-8cf-10dc444e65fd3391/index.md) - [RI1/8EDX3/871](https://hypher.com.cn/products/model/ri1-8edx3-871-769aa6366b269935/index.md) - [RI1/4EDX1/8CF](https://hypher.com.cn/products/model/ri1-4edx1-8cf-47fd30d03654e167/index.md) - [RI1/4EDX1/871](https://hypher.com.cn/products/model/ri1-4edx1-871-eac9c2c181718e98/index.md) - [RI1/4EDX3/8CF](https://hypher.com.cn/products/model/ri1-4edx3-8cf-5506ce8f9453ce08/index.md) - [RI1/4EDX3/871](https://hypher.com.cn/products/model/ri1-4edx3-871-9dcb0ac756a08f45/index.md) - [RI1/4EDX1/2CF](https://hypher.com.cn/products/model/ri1-4edx1-2cf-6494289c6a7cbb32/index.md) - [RI1/4EDX1/271](https://hypher.com.cn/products/model/ri1-4edx1-271-3d1f88c58836e550/index.md) ## 技术资料与 CAD - [BUL/4015-1/UK - Assembly Instructions Tube Fittings -](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/New/BUL-4015-1-UK.pdf)：document - [Bureau Veritas Certificate 23066/CO BV](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/Certificates/23066_C0-BV-EO-PSR_DPR.pdf)：document - [Bureau Veritas Certificate 23069/CO BV](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/Certificates/23069_C0-BV-EO-2-Series.pdf)：document - [Corrosion in hydraulic systems](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/TSP/Corrosion_Infographic_UK.pdf)：document - [DVGW Cert DG-4502AR0593\_PSR,DPR,D](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/Certificates/DVGW%20Cert%20DG-4502AR0593_PSR,DPR,D%20bis%202026.pdf)：document - [EO-2 Animation](https://www.parker.com/content/dam/videos/fcg/high-pressure-connectors-europe-division/EO-2_CI_HD.mp4)：document - [EO-PSR Animation](https://www.parker.com/content/dam/videos/fcg/high-pressure-connectors-europe-division/EO-G-PSR_CI_HD.mp4)：document - [EO2-FORM Animation](https://www.parker.com/content/dam/videos/fcg/high-pressure-connectors-europe-division/EO-2-Form-Assembly_CI_HD.mp4)：document - [HPCE\_ISO9001\_WBL](https://hypher.com.cn/library-assets/a992d1a1687b51cfa299b8c5fbb8e2251e43f3b1c54a3ab3863c65bf4e15f876.pdf)：document - [How to assemble EO-2 fittings](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/videos/PARKER-EO2-Montage.mp4)：document - [How to assemble EO-PSR fittings](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/videos/PARKER-PSR-Montage-HPCE.mp4)：document - [KTA 1401- Confirmation HPCE Manufacturing of high-pressure hydraulic fittings and functional fittings](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/Certificates/KTA%201401-%20Confirmation%20HPCE%20Manufacturing%20of%20high-pressure%20hydraulic%20fittings%20and%20functional%20fittings,EN.pdf)：document - [Lloyds Register LR23274740TA-EO-DPR-PSR-EO-2-EO2-Form](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/Certificates/LR23274740TA-EO-DPR-PSR-EO-2-EO2-Form.pdf)：document - [Nippon Kaiji Kyokai Certificate TA21420 for DPR/PSR/EO-2](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/Certificates/Certificate-No.-TA21420M--EO-PSR--DPR--EO-2-bis-31.03.2026.pdf)：document - [RINA--Type Approval Certificate--MAC333317XG](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/Certificates/RINA-Certificate.pdf)：document - [SCIP Codes](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/SCIP/Parker-HPCE_SCIP_data_instructions.pdf)：document - [Statement "EC Directive "Pressure Equipment" (PED) by 2014/68/EU"](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/Certificates/HPCE_PED_2014-68-EC_e_2022-03-21.pdf)：document - [ToughShield Plus Whitepaper, CN](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/TSP/ToughShield-Plus-Whitepaper-CN.pdf)：document - [ToughShield Plus Whitepaper, UK](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/TSP/ToughShield-Plus-Whitepaper-UK.pdf)：document - [ToughShield Plus--BUL-4100-TSPLUS\_UK](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/TSP/BUL-4100-TSPLUS_UK.pdf)：document - [Toughshield Plus](https://blog.parker.com/us/en/fcg_hpce/learn-how-toughshield-plus-extends-construction-equipment-uptime.html)：document - [查看目录](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/New/CAT-4100-UK.pdf)：document - [腐蚀 液压系统中的](https://www.parker.com/content/dam/Parker-com/Literature/HPCE/TSP/Corrosion_Infographic_CN.pdf)：document 资料来源：[原始系列资料](https://ph.parker.com/cn/zh/product-list/ermeto-din-port-reducers-for-high-pressure-hydraulic-tube-fittings) 价格、库存和交期请联系上海海费确认。更多型号和资料见 [完整系列页面](https://hypher.com.cn/products/fluid-connectors/ermeto-din-port-reducers-for-high-pressure-hydraulic-tube-fittings)；[联系技术支持](https://hypher.com.cn/contact)