This standard specifies the classification of cone joints of cone sealing hose assemblies. This standard is applicable to the cone joints of cone sealing hose assemblies with oil and water as media. This standard is used in conjunction with the cone sealing hose assembly.
JB/T 6144.1-1992 history
2007JB/T 6144.1-2007 Rubber hose assembly with sealing cone-Cone coupling