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 abolished
JB/T 6370-2011 Test method for physical mechanical performance of flexible graphite ring 120.0 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 abolished
JB/T 9141.5-1999 Test method for ash in flexible graphite sheets 60.0 via email in 1~3 business day abolished
JB/T 10874-2008 Specification for alumina ceramics rings of mechanical seal 90.0 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
YB/T 4059-2007 High Temperature Cladding Metal O-ring 135.0 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
GB/T 29035-2012 Test method for physical-mechanical performance of flexible graphite ring 170.0 via email in 1~3 business day valid
JB/T 1472-2011 Mechanical seal for pump 30.0 via email in 1~3 business day valid
JB/T 6626-2011 Polytetrafluoroethylene braided packing 90.0 via email in 1~3 business day valid
HB 4383-1989 Bar Shaped Rubber 15.0 via email in 1~3 business day valid
JB/T 10706-2007 Rubber O-ring coated fluoride plastic for mechanical seal 165.0 via email in 1~3 business day valid
JB/T 7758.5-2008 Test method for coefficient of linear expansion of flexible graphite sheets 90.0 via email in 1~3 business day valid
JB/T 7371-2011 Mechanical seal for alkaline resisting pump 180.0 via email in 1~3 business day valid
GB/T 5894-2015 Terminology of mechanical seal 350.0 via email in 1~5 business day valid
JB/T 6614-2011 Specification for mechanical seal of boiler feed pump 120.0 via email in 1~3 business day valid
JB/T 9141.6-1999 Test method for earbon content in flexible graphite sheets 90.0 via email in 1~3 business day valid
JB/T 7758.6-2008 Test method for shore handness of flexible graphite sheets 60.0 via email in 1~3 business day valid
JB/T 6619-1993 Leakage Test Method for Light-duty Machines 90.0 via email in 1~3 business day valid
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