GB/T 20021-2017 Heat resistant conveyor belts of duck construction

GB/T 20021-2005 Heat resistant conveyor belts of duck construction

GB/T 3690-1994 Conveyor belts of textile carcase—Test method for tensile strength and elongation GB/T 3690-2009 Textile conveyor belts—Full thickness tensile strength,elongation at break and elongation at the reference load—Test method GB/T 3690-2017 Textile conveyor belts—Full thickness tensile strength,elongation at break and elongation at the reference load—Test method GB/T 4490-1994 Conveyor belts—Dimensions GB/T 4490-2009 Conveyor belts with textile carcass—Widths and lengths GB/T 4490-2021 Conveyor belts with textile carcass—Widths and lengths GB/T 5752-2002 Conveyor belts—Marking GB/T 5752-2013 Conveyor belts—Marking GB/T 6759-2002 Textile conveyor belts—Adhesive strength between constitutive elements—Test methods GB/T 6759-2013 Conveyor belts—Adhesion between constitutive elements—Test methods GB/T 32457-2015 Conveyor belts—Specification for rubber-or plastics-covered conveyor belts of textile construction for general use GB/T 32331-2015 Conveyor belts with a textile carcass—Total belt thickness and thickness of constitutive elements—Test methods GB/T 33510-2017 Conveyor belts with heat-resistant rubber covers—Heat resistance of covers—Requirements and test methods GB/T 33512-2017 Textile conveyor belts—Determination of the net length of an endless(spliced)conveyor belt HG/T 3056-2006 HG/T 3056-2006 Storage and Handling Guidelines for Conveying Belt。