GB/T 22868-2008"Basketball" txhais tau hais tias kev ntaus pob ncaws pob tau muab faib ua cov txiv neej cov neeg laus ntaus pob (No. 7), cov poj niam cov neeg laus ntaus pob (No 6), cov hluas ntaus pob (No. 5), thiab cov menyuam yaus ntaus pob (No 3) raws li cov neeg siv thiab cov ncig ntawm lub pob. Basketball tawv thiab tawv tawv tuaj yeem decompose cov ntxhiab tsw ntxhiab amine dyes ≤ 30mg / kg, thiab dawb formaldehyde ≤ 75mg / kg. Qhov saum npoo ntawm cov tawv nqaij, cov tawv hluavtaws, thiab cov tawv tawv siv rau kev ua si txhua hnub ntawm kev ntaus pob tesniv yuav tsum tsis txhob muaj qhov tsis xws luag xws li npuas lossis delamination, thiab me ntsis creases raug tso cai. Muaj 5 qhov tsis xws luag nrog thaj tsam ntawm ≤ 5mm2 tso cai; Qhov tob ntawm cov creases ntawm cov roj hmab kheej kheej tuaj yeem yog ≤ 0.5mm, thiab qhov sib txawv ntawm cov kheej kheej raug tso cai yog ≤ 7cm2; Qhov dav ntawm tus kheej kheej seam lossis zawj yog ≤ 7.5mm. Basketball ncig qhov sib txawv ≤ 5mm, tso cai sib txawv ntawm huab cua siab poob tom qab 24 teev ntawm kev nce nqi thiab qhov chaw zoo li qub ≤ 15%; Tom qab 1000 qhov cuam tshuam, qhov nthuav dav yog ≤ 1.03, tus nqi deformation yog ≤ 3mm, thiab tus nqi siab poob hauv pob yog ≤ 12%.
GB 23796-2008"Basketball Stand" txhais tau hais tias lub nraub qaum yuav tsum yog cov duab plaub, thiab nws cov npoo uas nyob ib sab yuav tsum yog perpendicular rau ib leeg. Qhov sib txawv ntawm ob kab pheeb ces kaum yuav tsum tsis pub tshaj 6 hli. Yog tias lub nraub qaum muaj kev tiv thaiv los ntawm cov ciam teb hlau, cov kab ciam teb sab nraud ntawm lub nraub qaum yuav tsum yog tsawg kawg yog 20mm dav thiab tsis cuam tshuam los ntawm cov ciam teb hlau. Lub nraub qaum yuav tsum tau luam tawm nrog cov kab ciam teb sab hauv thiab sab nrauv, nrog pob tshab backboards muaj dawb sab hauv thiab sab nrauv ciam teb thiab cov ntaub ntawv tsis pob tshab muaj cov ciam teb dub. Lub ntug yog ua los ntawm cov khoom hlau, nrog ib txoj kab uas hla ntawm 16mm mus rau 20mm thiab ib txoj kab uas hla ntawm 450mm mus rau 459mm. Lub net basketball yog ua los ntawm cov hlua dawb nrog 12 lub voj qhov, thiab qhov ntev ntawm lub vas yog 400mm txog 450mm.
Post lub sij hawm: Aug-09-2024