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ISO 6624-3:2017 Internal combustion engines - Piston rings - Part 3: Keystone rings made of steel >
ISO 6624-3:2017 Internal combustion engines - Piston rings - Part 3: Keystone rings made of steel, 2017
- Foreword
- Introduction
- 1 Scope
- 2 Normative reference
- 3 Terms and definitions
- 4 Overview
- 5 Ring types and designation examples
- 5.1 Type T — Straight faced keystone ring 6°
- 5.1.1 General features
- 5.1.2 Designation
- 5.2 Type TB — Symmetrical barrel faced keystone ring 6°
- 5.2.1 General features
- 5.2.2 Designation
- 5.3 Type TBA — Asymmetrical barrel faced keystone ring 6°
- 5.3.1 General features
- 5.3.2 Designation
- 5.4 Type TM — Taper faced keystone ring 6°
- 5.4.1 General features
- 5.4.2 Designation
- 5.5 Type K — Straight faced keystone ring 15°
- 5.5.1 General features
- 5.5.2 Designation
- 5.6 Type KB — Symmetrical barrel faced keystone ring 15°
- 5.6.1 General features
- 5.6.2 Designation
- 5.7 Type KBA — Asymmetrical barrel faced keystone ring 15°
- 5.7.1 General features
- 5.7.2 Designation
- 5.8 Type KM — Taper faced keystone ring 15°
- 5.8.1 General features
- 5.8.2 Designation
- 6 Common features
- 6.1 Type T, TB, TBA, TM, K, KB, KBA, KM rings — Outside and inside rounded edges
- 6.2 Type T, TB, TBA, TM, K, KB, KBA, KM rings (positive twist type) — Internal bevel top side
- 6.3 Type TM or KM rings with partly cylindrical machined (LM) or lapped (LP) peripheral surface
- 6.4 Type T, TB, TBA, TM, K, KB, KBA, KM rings — Plating or coating configuration
- 6.4.1 Chromium plated or spray coated rings
- 6.4.2 Nitrided surface
- 6.4.3 PVD rings
- 7 Force factors
- Bibliography [Go to Page]