| Vipengele | upinzani wa joto, upinzani wa kuzeeka na upinzani wa kuvaa |
| Maombi | mahitaji ya nyumbani, matibabu |
Kipengee |
Kielezo |
Mbinu ya mtihani |
Matokeo |
Hitimisho |
|
Juu bidhaa |
Bidhaa iliyohitimu |
||||
Muonekano |
Gundi isiyo na uchafuzi wa rangi ya mwanga, isiyo na chembe za coking, mchanga na uchafu wa mitambo. |
Kuonekana |
Kawaida |
Juu |
|
Jambo tete(%)≤ |
0.60 |
0.90 |
GB/T 24131.1- 2018, hot roll njia B2 |
0.16 |
Juu |
Asidi ya kikaboni(%) |
4.50~6.75 |
GB/T 8657- 2014 ,B mbinu |
6.16 |
Juu |
|
Maudhui ya sabuni(%)≤ |
0.40 |
0.04 |
Juu |
||
Mitindo iliyofungwa (%) |
22.5~24.5 |
GB/T 8658-1998 |
23.7 |
Juu |
|
Mpira Mbichi Mnato wa Mooney , ML(1+4)100℃ |
45-55 |
44-56 |
GB/T 1232.1- 2016,Over njia ya roll |
50-51 |
Juu |
Mnato wa Kiwanja cha Mooney, ML(1+4)100℃≤ |
93 |
GB/T 1232.1- 2016(ASTM IRB No.8) |
71 |
Juu |
|
Msongo wa mawazo 300%. moduli (145℃,35min)(MPa) |
16.6~20.6 |
16.1~21.1 |
GB/T 8656-2018 A ( ASTM IRB No.8), GB/T 528-2009 (kisu 1 cha kukata) |
18.0 |
Juu |
Nguvu ya Mkazo (145℃,35min)(MPa)≥ |
24.5 |
23.5 |
25.8 |
Juu |
|
Kuinua wakati wa mapumziko (145℃,35min)(%)≥ |
350 |
340 |
401 |
Juu |
|
|
|
|
 |
 |
 |
