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TM 物理

TENSION TEST FOR SMALL ARTICLES / FOR BUTTON Method : 16 CFR 1500 51/52/53, Part F Classification End Product Requirement 51 Part F 0-18 months baby wear 10 lb for 10 seconds 52 Part F 18-36 months children’s wear 15 lb for 10 seconds 53 Part F 36-96 months children’s wear 15 lb for 10 seconds 53 Part F over 96 months 15 lb for 10 seconds SAMPLING Based on an submitted small articles (e.g. buttons). BUTTON TENSION STRENGTH  BS 4162 : 1983 (2002) MACHINE USE Instron CRE REFERENCE REQUIREMENT Button Diameter Average Tension Strength (min) Light Duty Heavy Duty mm Newton Newton up to 13 65 130 13 and below 16 90 155 16 and below 23 110 180 23 and below 30 130 200 Button Impact Test METHOD USED ASTM D5171-1991 BS 4162-1983 GENERAL REQUIREMENTS (1) ASTM D5171-1991 End Use Selected height Others 67mm (2 5/8 inch) Shirt/Blouse 44mm (1 ? inch) (2) BS 4162-1983 Size of button Height from base line 15 mm 80 mm ( 15 mm 125 mm CONCLUSION (1) ASTM D5171-1991 No comment (2) BS 4162-1983 Pass - no breakage was found on all 10 buttons. Fail - Any one of 10 buttons was found breakage BURSTING STRENGTH MACHINE USED (1) Mullen type burster (2) 30.5 mm diameter diaphragm GENERAL REQUIREMENT USA Other Countries Fabric 40 lb/sq in 40 psi 2.8 kg/sq cm 2.8 kgf/sq cm 274.4 kpa Seam 35 lb/sq in 35 psi 2.5 kg/sq cm 2.5 kgf/sq cm 245 kpa Note 1. Leather / Non- woven / Interlining –No Comment 2. 以上requirement 只是针对服装类纺织品,但是如果客人没提供用途,可以不用问, 直接给评语。 3. ASTM 3787 / ASTM 3940 / : ball burst tester ( unit: LB) No Comment ISO 13938-2/ISO2960 Pneumatic Bursting No Comment 4. For LL Bean (buyer): bursting strength of strech fabric Result: no burst belo

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