T/NSSAA 004-2019 Active Group standards

T/NSSAA 004-2019 Long-tailed ticket folder group standard

Publish Date: 2019-06-18 Implement Date: 2019-06-18 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/NSSAA 004-2019

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Integrated agriculture and forestry

ICS Name: Terminology (principles and coordination and cooperation)

Publish Date: 2019-06-18

Implement Date: 2019-06-18

Scope

Main Technical Specifications: 4.1 General Structural Specifications of Long Tail Clips: See Table 1. Table 1: General Structural Specifications of Long Tail Clips (in mm) | Long Tail Clip Specification | | 1# | 2# | 3# | 4# | 5# | 6# | 7# | | Jaw Length | 50 | 41 | 32 | 25 | 19 | 15 | 13 | | Limit Deviation | ±0.3 | | Jaw Width | 25.2 | 21 | 15.3 | 11.8 | 6.6 | 6.6 | | Limit Deviation | ±0.3 | | Jaw Height | 31.2 | 25.7 | 19.6 | 15.4 | 11.4 | 9.0 | 9.0 | | Limit Deviation | ±0.3 | | Jaw Thickness | 0.43 | 0.38 | 0.3 | 0.2 | 0.18 | | Limit Deviation | ±0.03 ±0.02 | | Ring Diameter | ?2.2 | 2.2 | 1.7 | 1.4 | 1.3 | 1.0 | | Limit Deviation | ±0.03 4.2 Appearance 4.2.1 The surface should be smooth, free from burrs, dirt, yellowing, staining, wrinkling, blackening, or rust spots. 4.2.2 The inner surface of the clip body should be flat, with no obvious oxidation, scratches, or electroplating defects. 4.2.3 The paint/plating layer should be uniform and dense, with no significant color differences, particles, scratches, bubbling, chipping, or peeling. 4.2.4 The surface graphics should be clear, without blurriness, double images, or staining. 4.3 Clamping Performance 4.3.1 The clip ring should switch flexibly with a rhythmic feel, without sluggishness or jamming. 4.3.2 The clamping area of the product should be flush, with no obvious displacement or issues affecting clamping performance. 4.3.3 After clamping the rated paper for 48 hours and placing it flat, the clip should return to its original state. When clamping one 70g/A4 copy paper, gently shaking the clip should not cause the paper to slip. 4.3.4 After 20 cycles of continuous use, the clip should not show any cracking, significant displacement, or issues affecting clamping performance. 4.3.5 The rated number of sheets clamped by the long tail clip is shown in Table 2. Table 2: Rated Number of Sheets Clamped by Long Tail Clips (in sheets) | Long Tail Clip Specific