[scope of application] It is used for the determination of water seepage resistance of various waterproof fabrics (such as canvas, coated cloth, tent cloth, tarpaulin, rainproof clothing cloth and geotextile materials, etc.). [Related Standards] GB / T 24218.16-2017 Test methods for nonwoven textiles- -Part 16: Determination of impermeable water properties (hydrostatic method) GB/T4744 FZT01004 AATCC 127 DIN 53886 JIS L1092