whārangi

Ngā Hua

LT-WJ12 Piri Papa ASTM / Whakamātautau Papa Taka ASTM

Whakaahuatanga Poto:

E whakamahia ana hei whakatauira i te papa tūturu hei whakamātautau i te kino i puta mai i ngā taonga takaro e taka ana ki te papa me te pānga i puta mai i te kino.


Taipitopito Hua

Ngā Tohu Hua

Ngā tawhā hangarau

1. Rauemi: pepa polyvinyl;
2. Ine: 12 “*12″ *1/8”, e iwa ngā wahi o ia huinga;
3. Kaupapa: whakatakoto paerewa whakamātautau hei aromatawai mēnā ka tutuki i te hua ngā whakaritenga maka;
4. Takenga mai: Armstrong, USA;
5. Te whānuitanga o te whakamahinga: he pai mō ngā taonga takaro e whakamahia ana e ngā tamariki 96 marama te pakeke me raro iho;

Tikanga tono

Me taka te taonga takaro ki tētahi ahunga matapōkere, ā, me taka ki runga i te mata pānga kua tohua. He rerekē te maha me te teitei o ngā hinganga mō ngā reanga rerekē,

Ka whakatauhia te maha o ngā hinganga me te teitei i runga i te rerekētanga o te kaha pupuri o ngā tamariki o te reanga tau, ā, kāore e taea e ngā tamariki 96 marama te pakeke te neke haere i ngā mea nunui.

Ka taka ngā taonga tākaro, nō reira kāore e taea te whakamātautau taka ngā taonga tākaro nunui; Hei whakarite i te haumaru o te whakamahinga tūturu, me tāuta te pākahiko ki te whakamātautau taka o te taonga tākaro hiko;

Phōtaka

Me waiho te tauira ki te pāmahana rūma o te 23±2 nekehanga me te haumākū o te 20% ki te 70% mō ngā hāora e 4 i mua i te whakamātautau maka.

Paerewa

ASTM F963 8.7.1/ASTM F 1066/BS 3260

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