Some standard content:
Chemical Industry Standard of the People's Republic of China
HG/T2494—93
Cloth-covered rubber shoes for children
Published on July 5, 1993
Ministry of Chemical Industry of the People's Republic of China
Implemented on December 1, 1994
Chemical Industry Standard of the People's Republic of China
Cloth-covered rubber shoes for children
Subject content and applicable scope
HG/T 2494 — 93
This standard specifies the technical requirements, test methods, inspection rules, and marking, packaging, transportation and storage of cloth-covered rubber shoes for children. This standard applies to cloth-covered rubber shoes for children with shoe sizes below 19 (including 19) for children. 2 Reference standards
GB/T528 Determination of tensile properties of vulcanized rubberGB/T531 Test method for Shore A hardness of rubberGB/T1689 Determination of shear properties of vulcanized rubber (using Axelrod abrasion machine)GB2941 Standard temperature, degree and time for environmental conditioning and testing of rubber specimensGB3293 Chinese shoe sizes and shoe inspection series
HG/T2198 General requirements for physical test methods of rubberHG/T 2403 Rubber shoe inspection regulations, markings, packaging, transportation and storage3 Technical requirements
3.1 Shoe size, model
Shoe size, model, shoe size and shoe size classification shall be implemented in accordance with GB3293. 3.2 Physical and mechanical properties shall comply with the provisions of Table 1. Table 1
Test location
Tensile strength, MPa
Elongation at break, %
Abrasion resistance, cm
Hardness (Yaner A type). Degree
3.3 Appearance quality shall comply with the provisions of Table 2. Approved by the Ministry of Chemical Industry of the People's Republic of China on July 5, 1993
1994-12-01 Real
Inner court cloth
Sub-strip,
Big stem
Cyanide, jump stitch
Acrylic thread jump stitch. Broken thread
The upper part of the cloth is too high
The distance between the bottom and the bottom is too low and the air
Sand particles, debris, air flow
Joint rate
Adhesion marks
Inside and outside dense strips are uneven
HG/T 7494 93
The main body is not pushed, and the messy yarn area in other parts is less than 80 mm, and the length of the bill is less than 10, and only one place is allowed to have
Basic nozzle, does not affect the appearance
The signature is not more than 3
No
Higher than the inner bottom is not allowed to have
No more than 4 mm
The messy yarn area is less than 0mm* or the skipped yarn length is less than 10mm. Limited to two places (one place on the front of the shoe)
Can be repaired without obvious appearance
Does not obviously affect the appearance
The damage should not exceed 5 m
and the damage should be less than 3 mm, limited to one place. Repair does not obviously affect the appearance
Exceed the first-class product regulations
The total area of the upper should not exceed 8 m, light-colored products are not allowed! The sample bacteria calculation area shall not exceed 400 square meters, light-colored products shall not have a clear and beautiful appearance. The calculation area shall not exceed 200 square meters, the help needle and gum penetration slurry is not included in this limit, the cumulative area shall not exceed 300 square meters, the inner edge green void width shall not exceed 3 mm, basically flat, and the unknown beans shall not affect the appearance. The cumulative area shall not exceed 500 square meters. The help needle and gum penetration slurry is not included in this limit, the cumulative area shall not exceed 500 square meters, the inner edge continuous void width shall not exceed 5mm, and shall not affect the overall wear. The area shall not exceed 200 square meters, the height or depth shall not exceed 2 areas shall not exceed 400 mm, the height or depth shall not exceed 2 meters, and the maximum limit is two outside. Limited to two places
The true diameter does not exceed 1m, the height does not exceed 0.5m, the true diameter does not exceed 2mm, the height does not exceed 1.5mm, limited to one place, no bends
Limited to two places, no bends
No bends are allowed, the depth of the lower part does not exceed the bend, and the other parts are not allowed to bend. The position does not exceed 1mm, limited to one place, the length of the upper joint does not exceed 2mm
The surface does not exceed 3
2 mm, the length does not exceed 10 mm, limited to two places, the length of the upper joint does not exceed 40%
The surface does not curl over 2.0 m1
The area shall not exceed 25mm, limited to one place, the pattern shall not exceed 100m2, limited to one place, the pattern effect shall be basically clear
No baotou and strip bends are allowed, and the length of other parts shall not exceed 3mm, limited to one place
No baotou and strip bends are allowed, and the length of other parts shall not exceed 6mm. One place
The length shall not exceed 5m, limited to one place
The inner strip shall not be less than 2mm. Not higher than 5 mm, the inner part exceeds the first-class specificationbzxZ.net
The outer stripes are basically neat
. The outer stripes are exposed
Sand, debris, bubbles
Edge air
Adhesion marks
Pattern lacks glue
A pair of shoes
Corresponding
Toe size
Heel length
Decoration, logo
HG / T 2494 -- 93
0-4 mm, basically neat
Qualified products
Exceed the first-class regulations, basically neat
Allow 1/2 of the outsole slope to be exposed. Moulded sole shoes are not allowed to expose 1/2 of the outsole slope. Moulded sole shoes are not allowed to expose the outsole of 3 mm. Basically neat
More than 5 mm. Basically neat
Diameter not exceeding 4 mm, height or depth not exceeding 2 mmDiameter not exceeding 2 mm. Height or depth not exceeding 1. 5 mm, two places, no diameter not exceeding 1.5 mm at the forefoot bend, limited to three places
No
Area not exceeding 200 mm, basically flat, limited to two places, area not exceeding 30 ^m, limited to one place, the pattern is basically clear
Molded outsole one area not exceeding mm, cumulative area not exceeding 20 mm*
First, the difference in viewing distance is slight. Does not affect the beauty effect. The blue does not exceed 3 mm
The overall color does not exceed 4 nm
Molded outsole spraying is slight, and other parts are not allowed. Limited to two places. The front part of the shoe is not allowed to have a diameter of no more than 2 mm, the length of the shoe is not more than 10 mm, the depth is not more than 2 mm, the front part of the shoe is not allowed to have a cumulative area of no more than 500 mm, the basic area is not more than 200 square meters, and the pattern is basically clear. The area of the molded outer sole is no more than 20 mm, and the cumulative area is no more than 60 square meters. The difference in appearance is not more than 6 square meters, and the difference is not more than 8 mm. The molded outer sole is not strictly measured, and its parts are not allowed to have quality defects not listed above. They should be handled according to the above similar items. All those that seriously affect the appearance and reputation are listed as unqualified products. Note: 4 Test method 4.1 Test conditions shall be carried out in accordance with GB2941 and HG/T2198. The time of sample release before testing should not be less than 6 hours. The finished product should be cut along the direction of the outer sole. 4.2 The tensile strength and elongation at break tests shall be carried out in accordance with GB/T528. The sample shape is a type 1 bell-shaped cutter. 4.3 The abrasion test shall be carried out in accordance with GB/T1689. If the test piece is not long enough, it shall be overlapped along the direction of the outer sole. 4.4 The hardness test shall be carried out in accordance with GB/T 531.5 If the thickness of the finished test piece does not meet the specified requirements, the actual thickness of the test piece can be used for testing. 5 Inspection rules
Follow the relevant provisions of HG2403 for cloth-surface rubber shoes 6 Marking, packaging, transportation, and storage
Follow the relevant provisions of HG2403 for cloth-surface rubber shoes wu Additional remarks:
G 2494 93
This standard is issued by the Science and Technology Department of the Ministry of Chemical Industry of the People's Republic of China and judged by the Shanghai Rubber Engineering Research Institute. This standard was drafted by Kangxi Rubber Industry Inspection and the main drafters of this standard are Shu Zhi and Xia Aiying. Free download of industry standard materials People's Republic of China Chemical Industry Standards HG/T 2494 - 93 Editor Chemical Industry Standards Editorial Department (Standardization Research Institute of Ministry of Chemical Industry) Department Code: 100013 Copyright: Standardization Research Institute of Ministry of Chemical Industry Printing Format: 880 × 1230 1 / 16 First edition in October 1993 Printing: 000 Words First edition in October 1993 Printing Quantity: 1 - 500. Cost: 1.40 Yuan
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