This standard specifies fabric-reinforced rubber hoses with a working pressure of 0.7 MPa to 1.4 MPa and antistatic and flame retardant properties. This standard applies to rubber hoses and hose assemblies used in underground mining, which are used to convey air and water.
GB/T 19090-2003 history
2003GB/T 19090-2003 Rubber hoses and hose assemblies for underground mining--Textile-reinforced air and water type