This part specifies the technical requirements, inspection methods, inspection rules, marking, packaging, storage and transportation of elastic iron backing plates. This section applies to elastic iron backing plates for high-speed railway turnout fasteners.
TB/T 3307.8-2014 Referenced Document
GB/T 11352 Carbon steel castings for general engineering purpose
GB/T 1184-1996 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
GB/T 1348 Spheroidal graphite iron castings*， 2019-12-31 Update
GB/T 1690 Rubber,vulcanized or thermoplastic.Determination of the effect of liquids
GB/T 1804-2000 General tolerances Tolerances for linear and angular dimensions without individual tolerance indications
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)
GB/T 3512 Rubber, vulcanized or thermoplastic.Accelerated ageing and heat resistance tests.Air-oven method
GB/T 528 Rubber,vulcanized or thermoplastic.Determination of tensile stress-strain properties
GB/T 531.1 Rubber,vulcanized or thermoplastic.Determination of indentation hardness.Part 1:Duromerer method( Shore hardness)
GB/T 6414-1999 Castings--System of dimensional tolerances and machining allowances
GB/T 7760 Rubber,vulcanized or thermoplastic--Determination of adhesion to a rigid substrate--90 degrees peel method
GB/T 7762-2003 Rubber,vulcanized or thermoplastic--Resistance to ozone cracking--Static strain test
GB/T 9441-2009 Metallographic test for spheroidal graphite cast iron
HG/T 3090-1987 General rules of visual quality for moulded and extruded rubber products
JB/T 6061 Non-destructive testing.Magnetic particle testing of welds
JB/T 6062-2007 Non-destructive testing-Penetrant testing of welds
TB/T 3307.8-2014 history
2014TB/T 3307.8-2014 Technical specification for manufacturing of high speed turnouts.Part 8: Elastic iron plates