Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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YB/T 5262-1993 Wires of permanent elastic alloy 3J53Y for wrist watch 75.0 via email in 1~3 business day superseded
YB/T 5241-1993 4J32、4J36、4J38 and 4J40 alloys with low expansion technical requirement 30.0 via email in 1~3 business day abolished
GB/T 15019-2003 Designation and classification of rapidly quenched metals 60.0 via email in 1 business day valid
GB/T 14985-2007 General rules of dimensions shape surface quality testing method and inspection for expansion alloys 150.0 via email in 1~3 business day valid
YB/T 5252-1993 Wires of 3J22 alloy for axle-centre technical requirement 15.0 via email in 1~3 business day abolished
YB/T 5237-1993 Glass sealed iron-nickel-copper alloy 4J41 technical requirement 30.0 via email in 1~3 business day abolished
YB/T 5235-2005 Sealed iron-nickel-chromium、iron-nickel alloy with permanent expansion 75.0 via email in 1~3 business day valid
YB/T 5253-2011 3J21 alloy for elastic component 184.0 via email in business day valid
YB/T 5240-1993 Glass sealed iron-chromium alloy 4J28 technical requirement 45.0 via email in 1~3 business day abolished
GB/T 4461-2007 Thermostat bimetal strip 210.0 via email in 1~3 business day valid
YB/T 5241-2005 Iron-nickel、iron-nickel-cobalt of low expansion 90.0 via email in 1~3 business day superseded
YB/T 5236-1993 Iron-nickel alloy 4J43 technical requirement 15.0 via email in 1~3 business day abolished
GB/T 19346-2003 Measuring method of magnetic properties at alternative current for amorphousand nanocrystalline soft magnetic alloys 90.0 via email in 1~3 business day to be superseded
YB/T 5238-2005 Iron-nickel alloy 4J58 of permanent expansion for line rules 60.0 via email in 1~3 business day valid
GB/T 31942-2015 FeCrAl foil for metallic honeycomb substrates 150.0 via email in 1~3 business day valid
YB/T 5244-1993 Constant elastic alloy 3J63 with positive temperature coefficient of frequency 90.0 via email in 1~3 business day valid
YB/T 5240-2005 The glass sealed iron-chromium alloy 4J28 75.0 via email in 1~3 business day valid
YB/T 5239-1993 Iron-manganese alloy 4J59 for non-magnetic ruler technical requirement 30.0 via email in 1~3 business day abolished
YB/T 5254-2011 Constant elastic alloy 3J53 and 3J58 for frequency component 184.0 via email in business day valid
GB/T 14986-2008 High saturation magnetic induction magnetic compensate alloys depending on temperature variation corrosion-resisting iron-aluminium Permanent permeability soft magneticalloys 210.0 via email in 1~5 business day valid
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