EN 301167-1998 传输和多路复用(TM).同步数字系列(SDH)传输设备的管理.故障管理和性能监测.功能描述

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Product Code:SAE AS622
Title:Hose Assembly, 3000 psi, TFE, Flareless, Straight to 45 deg, Heavyweight
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.Product Code:SAE AS7459
Title:Bolts and Screws, Steel UNS K14675 Tensile Strength 195 ksi Fatigue and Stress-Rupture Rated Procurement Specification
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:This procurement specification covers bolts and screws made from a low alloy, heat resistant steel of the type identified under the Unified Numbering System as UNS K14675, having UNJ profile threads. The following specification designations and their properaties are covered: AS7459 195 ksi minimum ultimate tensile strength at room temperature; 145 ksi minimum ultimate tensile strength at 900 degrees F; 105 ksi stress rupture strength at 900 degrees F for 100 hours; 100 ksi tension to 10 ksi tension fatigue at room temperature; Protective treatment to be specificed on part drawing; AS7459-1 AS7459 part plated per AMS 2416, nickel-cadmium diffused plating; AS7495-2 195 ksi minimum ultimate tensile strength at room temperature; 117 ksi minimum ultimate shear strength at room temperature; protective treatment to be specified on part drawing; AS7495-3 AS7495-2 part plated per AMS 2416, nickel-cadmium diffused plating.