retaining ring

retaining ring

  • group nameforging

  • Min Order1 piece

  • update timeFri, 12 Dec 2014 09:35:32 GMT

Paramtents

  • Type Forging Parts

  • Material Alloy

  • Certification BS

  • material 18Mn18Cr

Packging & Delivery

  • Min Order1 piece

Briefing

1.weigth:<30ton
2.DIA:<8m
3.winder shaft-Forged shaft
4.42CrMo4,BS970 709M40,34CrNiMo6,BS970 826M40

Detailed

retaining ring

Specification:

Ring :
1. according to Customer's drawing.
2. High Quality
3. Rings- parts: Diameter ≤ Φ8000mm
                      Weight ≤ 30T

forged retaining ring for turbine-driven generator (18Mn18Cr) is customized which can be rough machining or finish maching.
1-      chemical composition
As per standard of ASTM A289
2-     As per standard of ASTM A342-1995 Standard Test Methods for Permeability of Feebly Magnetic Materials
4-     metallographic  tests. As per standard of ASTM E112:1981 (eqv.  YB/T 5148-1993) Standard Test Methods for Determining Average Grain Size
5-      mechanical  properties. As per standard of ASTM A370-1997 Standard Test Methods and Definitions for Mechanical Testing of Steel Products; As per standard of ASTM E112:1981 (eqv.  YB/T 5148-1993) Standard Test Methods for Determining Average Grain Size; As per standard of ISO738:1989 (eqv. GB/T 4338-1995) Metallic materials-Tensile testing at elevated temperature
6-      non-destructive  tests, As per standard of ASTM A531-1974 (eqv. JB/T 4010-1985) Standard Practice for Ultrasonic Examination of Turbine-Generator Steel Retaining Rings; As per standard of ASTM E165-1995 Standard Test Method for Liquid Penetrant Examination

 

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