Alloy kekereIrin AlurinmorinElectrode
J707Ni
GB/T E7015-G
Aws E10015-G
Apejuwe: J707Ni jẹ elekiturodu irin ti o ni agbara-kekere alloy ti o ni iwọn kekere ti iṣuu soda hydrogen.Lo DCEP (daadaa elekiturodu lọwọlọwọ taara) ati pe o le ṣe alurinmorin ni gbogbo awọn ipo.Idogo irin ni o ni ti o dara darí-ini.Akawe pẹlu J707 elekiturodu, awọn ifilelẹ ti awọn ẹya ara ẹrọ ti J707Ni wipe awọn kekere otutu toughness ati kiraki resistance ti a ti significantly dara si.
Ohun elo: Ti a lo fun alurinmorin-kekere alloy ti o ga-agbara irin awọn ẹya ti awọn ipele agbara ti o baamu, gẹgẹ bi 14MnMoVB, WEL-TEN70 ati Japanese HW56 ati awọn ẹya irin alagbara-kekere alloy miiran.
Apapọ kemikali ti irin weld (%):
| C | Si | Mn | Ni | Mo | Cr | S | P |
| ≤0.10 | ≤0.60 | ≥1.00 | 1.80 ~ 2.20 | 0.40 ~ 0.60 | ≤0.20 | ≤0.030 | ≤0.030 |
Awọn ohun-ini ẹrọ ti irin weld:
|
Ohun elo idanwo |
Agbara fifẹ Mpa |
Agbara ikore Mpa |
Ilọsiwaju % |
Iye ipa (J) | |
| -40℃ | -50℃ | ||||
|
Ẹri | ≥690 | ≥590 | ≥15 | - | ≥27 |
|
Idanwo | 760 | 630 | 23 | 140 | - |
Akoonu hydrogen tan kaakiri ti irin ti a fi silẹ: ≤4.0mL/100g (ọna glycerin)
Ayewo X-ray: I ite
Iṣeduro lọwọlọwọ:
| (mm) Opa opin | 2.5 | 3.2 | 4.0 | 5.0 |
| (A) Alurinmorin Lọwọlọwọ | 60 ~ 100 | 100 ~ 140 | 140 ~ 190 | 190 ~ 250 |
Akiyesi:
1. Awọn elekiturodu gbọdọ wa ni ndin fun 1 wakati ni 350 ~ 380 ℃ ṣaaju ki o to alurinmorin isẹ;
2. O jẹ pataki lati nu soke ipata, epo asekale, omi, ati impurities lori alurinmorin awọn ẹya ara ṣaaju ki o to alurinmorin;
3. Lo kukuru arc isẹ nigba alurinmorin.Awọn orin alurinmorin dín to dara.
Jẹmọ Products
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J557SLA, J557SLB Low Hydrogen Welding Rod AWS ...
