OK 67.55是一款非常适合焊接UNS S31803等双相不锈钢的碱性药皮焊条。其所熔敷的焊缝金属在温度低至-50°C/-60°C条件下具有极高的延展性。其特别适合用于在海洋工程中焊接双相不锈钢管道。
Typical Tensile Properties
ISO As welded |
Elongation |
Tensile Strength |
Yield Strength |
28 % |
800 MPa |
650 MPa |
夏比V型缺口冲击性能
ISO As welded |
Impact Value |
Testing Temperature |
100 J |
20 °C |
85 J |
-20 °C |
75 J |
-40 °C |
65 J |
-60 °C |
焊缝金属分析
Mn |
Mn |
Mo |
C |
Si |
Ferrite FN |
Ni |
N |
Cr |
1.0 % |
- |
- |
- |
- |
- |
- |
- |
Mo |
Mn |
Mo |
C |
Si |
Ferrite FN |
Ni |
N |
Cr |
- |
3.2 % |
- |
- |
- |
- |
- |
- |
C |
Mn |
Mo |
C |
Si |
Ferrite FN |
Ni |
N |
Cr |
- |
- |
0.04 % |
- |
- |
- |
- |
- |
Si |
Mn |
Mo |
C |
Si |
Ferrite FN |
Ni |
N |
Cr |
- |
- |
- |
0.7 % |
- |
- |
- |
- |
Ferrite FN |
Mn |
Mo |
C |
Si |
Ferrite FN |
Ni |
N |
Cr |
- |
- |
- |
- |
41 % |
- |
- |
- |
Ni |
Mn |
Mo |
C |
Si |
Ferrite FN |
Ni |
N |
Cr |
- |
- |
- |
- |
- |
9.1 % |
- |
- |
Cr |
Mn |
Mo |
C |
Si |
Ferrite FN |
Ni |
N |
Cr |
- |
- |
- |
- |
- |
- |
- |
23.2 % |
熔敷数据
Fusion time per electrode at 90% I max |
kg weld metal/kg electrodes |
Number of electrodes/kg weld metal |
安培 |
熔敷率 |
电压 V |
直径 |
49 sec |
0.59 kg |
96 |
50-80 A |
0.8 kg/h |
23 V |
2.5 x 300 mm |
61 sec |
0.59 kg |
50 |
65-115 A |
1.2 kg/h |
24 V |
3.2 x 350 mm |
74 sec |
0.60 kg |
33 |
80-140 A |
1.5 kg/h |
24 V |
4.0 x 350 mm |
认证: |
Duplex, DNV-GL, UNA 272580, Seproz, 06774, VdTüV |
分类: |
E 22 9 3 N L B 2 2, EN ISO 3581-A, E2209-15, SFA/AWS A5.4, 1.4462, Werkstoffnummer |
Approvals are based on factory location. Please contact ESAB for more information.
Alloy Type: |
Austenitic CrNiMo |
Coating Type: |
Basic |
Ferrite Content: |
FN 35-50 |
Welding Current: |
DC+ |