LT-WJ12 ASTM Pem Teb Nplaum / ASTM Pem Teb Ntsuas Kev Poob
| Cov kev tsis sib xws |
| 1. Khoom siv: daim ntawv polyvinyl; |
| 2. Gauge: 12 "* 12" * 1/8 ", txhua pawg ntawm cuaj daim; |
| 3. Lub Hom Phiaj: teeb tsa cov qauv xeem los ntsuas seb cov khoom puas ua tau raws li qhov yuav tsum tau pov tseg; |
| 4. Keeb kwm: Armstrong, Tebchaws Meskas; |
| 5. Scope ntawm daim ntawv thov: tsim rau cov khoom ua si siv los ntawm cov menyuam hnub nyoog 96 lub hlis thiab qis dua; |
| Txoj kev thov |
| Cov khoom ua si yuav tsum poob rau hauv ib qho kev taw qhia tsis raws cai thiab poob rau ntawm qhov chaw cuam tshuam uas tau teev tseg. Tus naj npawb thiab qhov siab ntawm kev poob yog txawv rau cov pab pawg hnub nyoog sib txawv, Tus naj npawb ntawm kev ntog thiab qhov siab yog txiav txim siab raws li qhov sib txawv ntawm lub peev xwm tuav ntawm cov menyuam hauv pawg hnub nyoog, thiab cov menyuam hnub nyoog 96 lub hlis thiab qis dua tsis tuaj yeem txav mus los loj. Cov khoom ua si raug poob, yog li cov khoom ua si loj tsis raug kuaj poob; Yuav kom ntseeg tau tias muaj kev nyab xeeb ntawm kev siv tiag tiag, lub roj teeb yuav tsum tau teeb tsa rau hauv qhov kuaj poob ntawm cov khoom ua si hluav taws xob; |
| Program |
| Cov qauv yuav tsum tau muab tso rau hauv chav sov ntawm 23 ± 2 degrees thiab av noo ntawm 20% txog 70% rau 4 teev ua ntej qhov kev sim pov. |
| Tus Qauv |
| ASTM F963 8.7.1/ASTM F 1066/BS 3260 |
Sau koj cov lus ntawm no thiab xa tuaj rau peb
