Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
LoginRegister
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
JB/T 6237.10-2008 Test methods for chemical analysis of silver powder for electric contact material—Part 10:Determinatiln of silver nitrate content 60.0 via email in 1~3 business day valid
JB/T 6454-2008 Technical specification for heating resistance alloys 210.0 via email in 1~3 business day valid
GB/T 13888-2009 Method of measurement of the coercivity of magnetic materials in an open magnetic circuit 170.0 via email in 1~3 business day valid
JB/T 7774.1-2008 Test methods for chemical analysis of silver-zinc oxide electric contact material -Part 1:Determination of zinc content 60.0 via email in 1~3 business day valid
JB/T 7780.3-2008 Methods for measuring mechanical and physical properties of wires for rivet contacts-Part 3:Determination of resistivity 60.0 via email in 1~3 business day valid
JB/T 9548.7-1999 Methods for chemical analysis of iron-chromium-aluminium alloys The dimethylglyoxime photometric method for the determination of nickel content 30.0 via email in 1 business day superseded
GB/T 5587-2016 Basic shapes,dimensions,symbols and notations of silver based electrical contacts 255.0 via email in 1~3 business day valid
GB/T 5586-1998 Test methods for essential porperty of electric contact material 150.0 via email in 1~3 business day abolished
JB/T 7777.4-2008 Test methods for chemical analysis of silver-tin oxide-indium oxide electric contact material-Part 4:Determination of zinc content 60.0 via email in 1~3 business day valid
JB/T 7096-1993 184.0 via email in business day abolished
JB/T 9548.2-1999 Methods for chemical analysis of iron-chromium-aluminium alloys The gas-volumetric method for the determination of carbon content 40.0 via email in 1 business day superseded
JB/T 7780.1-2008 Methods for measuring mechanical and physical properties of wires for rivet contacts-Part 1:Determination of density 60.0 via email in 1~3 business day valid
GB/T 24270-2009 Method of measurement of temperature coefficient of magnetic properties of permanent magnetic materials 20.0 via email in 1 business day valid
JB/T 4107.6-2014 144.0 via email in business day valid
JB/T 9552.6-1999 Methods for chemical analysis of copper-chromium-zirconium alloys The determination of zirconium by arsenazo Ⅲ photometric method after fuse with potassium phrosuifate 60.0 via email in 1~3 business day valid
GB/T 27751-2011 Specification for AgNiC contact 120.0 via email in 1~3 business day valid
JB/T 7777.2-2008 Test methods for chemical analysis of silver-tin oxide-indium oxide electric contact material-Part 2:Determination of indium 60.0 via email in 1~3 business day valid
GB/T 21219-2007 Magnetic materials - Classification 520.0 via email in 1~3 business day valid
JB/T 7774.2-2008 Test methods for chemical analysis of silver-zinc oxide electric contact material -Part 2:Determination of aluminium content 60.0 via email in 1~3 business day valid
JB/T 7776.1-2008 Test methods for chemical analysis silver-cadmium oxide electric contact material—Part 1:Determination of cadmium content 60.0 via email in 1~3 business day valid
About Us | Contact Us | Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | Send me a messageQQ: 672269886
Copyright: Codeofchina Inc 2008-2020