iphepha

Iimveliso

Iglue yoMgangatho we-LT-WJ12 ASTM / Umgangatho wovavanyo lweDrop lwe-ASTM

Inkcazo emfutshane:

Isetyenziselwa ukulinganisa umgangatho wokwenyani ukuvavanya umonakalo obangelwe zizinto zokudlala eziwela phantsi kunye nempembelelo ebangelwe ngumonakalo.


Iinkcukacha zeMveliso

Iithegi zeMveliso

Iiparameter zobugcisa

1. Izinto: iphepha le-polyvinyl;
2. Igeyiji: 12 “*12″ *1/8”, iseti nganye yeziqwenga ezilithoba;
3. Injongo: misela imigangatho yovavanyo ukuvavanya ukuba imveliso iyahlangabezana na neemfuno zokuphosa;
4. Imvelaphi: eArmstrong, eMelika;
5. Ububanzi bokusetyenziswa: ifanelekile kwiithoyi ezisetyenziswa ngabantwana abaneminyaka engama-96 ubudala nangaphantsi;

Indlela yesicelo

Ithoyi kufuneka iwele kwicala elingacwangciswanga kwaye iwele kumphezulu ochaziweyo wengozi. Inani kunye nokuphakama kokuwa kwahlukile kumaqela ahlukeneyo eminyaka,

Inani lokuwa kunye nokuphakama kuxhomekeka kumahluko ekukwazini kwabantwana abakwiqela leminyaka, kwaye abantwana abaneminyaka engama-96 nangaphantsi abanakukwazi ukushukuma kakhulu.

Iithoyi ziyalahlwa, ngoko ke iithoyi ezinkulu azifakwanga kuvavanyo lokuwa; Ukuze kuqinisekiswe ukhuseleko lokusetyenziswa, ibhetri kufuneka ifakwe kuvavanyo lokuwa kwethoyi yombane;

Pinkqubo

Isampuli mayibekwe kubushushu begumbi obungama-23±2 degrees kunye nomswakama obungama-20% ukuya kuma-70% kangangeeyure ezi-4 ngaphambi kovavanyo lokuphosa.

Umgangatho

I-ASTM F963 8.7.1/ASTM F 1066/BS 3260

  • Ngaphambili:
  • Okulandelayo:

  • Bhala umyalezo wakho apha uze uwuthumele kuthi