Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB 9625-1988 Inductor and transformer cores for telecommunications Part 2: Blank detail specification:Magnetic oxide cores for inductor applications Assessment level A 90.0 via email in 1~3 business day valid
JB/T 10616-2006 Ferromagnetic metallic thin-filmed magnetoresistance 150.0 via email in 1~3 business day valid
GB/T 19404-2003 Microwave ferrite components—Measuring methods for major properties 90.0 via email in 1~3 business day valid
GB/T 28869.1-2012 Cores made of soft magnetic materials - Measuring methods - Part 1:Generic specification 120.0 via email in 1~3 business day valid
GB/T 12798-2012 Axial lead cores made of magnetic oxides or iron powder 180.0 via email in 1~3 business day valid
GB/T 9634-1988 Guide to the specification of limits for physical imperfections of parts made from magnetic oxides 15.0 via email in 1~3 business day superseded
GB 9623-1988 Inductor and transformer cores for telecommunications-Part 1: Generic specification 120.0 via email in 1~3 business day valid
SJ/T 10411-2002 Physical analysis methods for permanent ferrite materials 300.0 via email in 1~3 business day abolished
SJ/T 11370-2007 Dimensions of deflection yoke cores for computer displays 150.0 via email in 1~3 business day valid
GB/T 9634.2-2002 Ferrite cores0--Guide on limits of surface irregularities--Part 2:RM-cores 90.0 via email in 1~3 business day valid
SJ 20819-2002 General specification for military EMI absorbers ( ferrite bead、ferrite core、ferrite barrel、ferrite saddle etc) 180.0 via email in 1~3 business day valid
SJ/T 11265-2002 Soft ferrite powder 165.0 via email in 1~3 business day valid
SJ/T 11206-1999 Measurement method of double-aperture and multi-aperture cores made of magnetic oxides 90.0 via email in 1~3 business day valid
GB 9627-1988 Inductor and transformer cores for telecommunications-Part 3: Blank detail specification: Magnetic oxide cores for broad-band transformers-Assessment levels A and B 90.0 via email in 1~3 business day valid
GB 9628-1988 Inductor and transformer cores for telecommunications-Part 4: sectional specification: Magnetic oxide cores for transformers and chokes for power applications 90.0 via email in 1~3 business day valid
YD/T 2053-2009 Security protection testing requirements for the domain name system 420.0 via email in 1~3 business day superseded
GB/T 9634.4-2007 Ferrite cores-Guide on the limits of surface irregularities-Part 4:Ring-cores 60.0 via email in 1~3 business day valid
QJ 3095-1999 Specifications for Ermanent Magnet Oxisome Magnet 180.0 via email in 1~3 business day valid
SJ/T 10412-2002 Permanent ferrite powder 90.0 via email in 1~3 business day abolished
GB/T 20873-2007 PM-cores made of magnetic oxides and associated parts-dimentsions 240.0 via email in 1~3 business day valid
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