Low otutu IrinAlurinmorinElectrode
W707Ni
GB/T E5515-C1
Apejuwe: W707Ni jẹ elekiturodu irin ni iwọn otutu kekere ti o ni Ni ninu apo iṣuu soda kekere-hydrogen.Lo DCEP (taara ti isiyi elekiturodu rere) ati ki o le welded ni gbogbo awọn ipo.Irin ti a fi pamọ si tun ni ipa lile to dara ni -70°C.
Ohun elo: Lo fun alurinmorin kekere, irin bi 2.5Ni.
Apapọ kemikali ti irin weld (%):
| C | Mn | Si | Ni | S | P |
| ≤0.12 | ≤1.25 | ≤0.60 | 2.00 ~ 2,75 | ≤0.020 | ≤0.025 |
Awọn ohun-ini ẹrọ ti irin weld:
| Ohun elo idanwo | Agbara fifẹ Mpa | Agbara ikore Mpa | Ilọsiwaju % | Iye ipa (J) -70 ℃ |
| Ẹri | ≥540 | ≥440 | ≥17 | ≥27 |
Akoonu hydrogen tan kaakiri ti irin ti a fi silẹ: ≤6.0mL/100g (ọna glycerin) tabi ≤10mL/100g (Makiuri tabi ọna chromatography gaasi)
Ayewo X-ray: Mo ite
Iṣeduro lọwọlọwọ:
| (mm) Opa opin | 2.0 | 2.5 | 3.2 | 4.0 | 5.0 |
| (A) Alurinmorin Lọwọlọwọ | 40 ~ 70 | 60 ~ 90 | 90 ~ 120 | 140 ~ 180 | 170 ~ 210 |
Akiyesi:
- Elekiturodu gbọdọ wa ni ndin fun wakati 1 ni 350 ℃ ṣaaju iṣẹ alurinmorin;
- O ṣe pataki lati nu ipata, iwọn epo, omi, ati awọn idoti lori awọn ẹya alurinmorin ṣaaju ṣiṣe alurinmorin;
- Gbiyanju lati lo agbara laini kekere nigba alurinmorin, olona-Layer ati alurinmorin olona-kọja.
