KemikaliCkupinga
Jina | Daraja | KemikaliCkupinga,% | kiwango | |||||||||||
Si | Mn | Ni | Sn | Fe | Pb | Zn | Mg | C | S | P | Cu | |||
MaalumBatiShaba | TQSn0.7-0.02 | ≤0.1 | - | ≤0.2 | 0.4~1.0 | ≤0.3 | ≤0.03 | - | ≤0.1 | ≤0.03 | ≤0.01 | 0.015~0.035 | Bal. | Q/STZ01-2012 |
kipimo na uvumilivu
Dia./mm | 0.03~0.10 | >0.1~0.030 | >0.30~0.60 | >0.60~1.00 | >1.00~3.00 | >3.00~6.00 | |
Tuvumilivu(±) | Ⅰ | 0.003 | 0.004 | 0.007 | 0.010 | 0.015 | 0.020 |
Ⅱ | 0.004 | 0.005 | 0.009 | 0.015 | 0.020 | 0.030 | |
Ⅲ | 0.005 | 0.006 | 0.010 | 0.020 | 0.030 | 0.040 |
Utendaji wa bidhaa
Daraja | Jimbo | Dia. mm |
N/mm2(≥) | Kurefusha %(≥) | UpinzaniμΩ·m | Skawaida |
TQSn0.7-0.02 | M | 0.03~0.10 | 200 | 15 | 0.032±0.005 | Q/STZ01-2012 |
>0.10~1.00 | 200 | 20 | ||||
>1.00~3.00 | 190 | 25 | ||||
>3.00~6.00 | 190 | 30 |