Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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JB/T 9141.8-1999 Test method for friction coeffieient of flexible graphite sheets by sliding 90.0 via email in 1~3 business day superseded
JB/T 6370-2011 Test method for physical mechanical performance of flexible graphite ring 120.0 via email in 1~3 business day valid
JB/T 6617-1993 Flexible Graphite Packing Ring for Valves Technical Conditions 90.0 via email in 1~3 business day abolished
JB/T 6620-2008 Test method for flexible graphite braided packing 120.0 via email in 1~3 business day valid
JB/T 9141.5-1999 Test method for ash in flexible graphite sheets 60.0 via email in 1~3 business day valid
JB/T 6618-2005 Specifications of PTFE filler for spiral wound gaskets 90.0 via email in 1~3 business day valid
JB/T 10688-2006 Specifications of polyfluortetraethylene gaskets 40.0 via email in 1 business day valid
JB/T 10874-2008 Specification for alumina ceramics rings of mechanical seal 90.0 via email in 1~3 business day valid
HB 4384-1989 Rubber with R 15.0 via email in 1~3 business day valid
JB/T 7758.7-2008 Test method for stress relaxation of flexible graphite sheets 120.0 via email in 1~3 business day valid
JB/T 6632-1993 Filters Intended to Be Used in Mechanical Sealing Systems 60.0 via email in 1~3 business day abolished
JB/T 7758.4-2008 Test method for Cl content in flexible graphite sheets 90.0 via email in 1~3 business day valid
JB/T 6369-2005 Specification of flexible graphite and metal spiral wound gaskets 105.0 via email in 1~3 business day valid
JB/T 6371-2008 Test method for carbonized fibre braided packing 150.0 via email in 1~3 business day valid
YB/T 4059-2007 High Temperature Cladding Metal O-ring 135.0 via email in 1~3 business day valid
JB/T 7760-2008 Specifications of expanded polytetrafluoroethylene strip 90.0 via email in 1~3 business day valid
JB/T 8724-2011 Reactively sintered silicon nitride seal ring for mechanical seal 180.0 via email in 1~3 business day valid
GB/T 4622.1-1993 Specification and symbol of spiral wound gaskets 345.0 via email in 1~5 business day abolished
JB/T 7758.3-2005 Mensuration for sulfur-content of flexible graphite sheets 90.0 via email in 1~3 business day valid
GB/T 29035-2012 Test method for physical-mechanical performance of flexible graphite ring 180.0 via email in 1~3 business day valid
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