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For Low Temperature Service
Steel
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Welding Rods for Low Temperature Service Steel 低温钢焊条 |
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Item Code |
Type of
Covering |
Equivalent Norm |
Welding Position |
Type of Current |
Standard & Typical Chemical Composition of Deposited Metal (%) |
Standard & Typical Mechanical Properties of Deposited Metal |
Applications |
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CHL107 |
Low hydrogen
Sodium |
AWS A5.5 E7015-G BS EN ISO 2560-B-E 49 15-N7 P |
F,V,
OH,H |
DC+ |
__
0.04 |
≥1.00
0.45 |
≥0.80
0.18 |
≤0.03
0.003 |
≤0.03
0.012 |
≥0.30
0.20 |
≥0.50
3.20 |
≥0.20
0.21 |
≥0.10
0.11 |
≥0.20
0.30 |
PWHT 620℃X1h |
≥390
430 |
≥490
530 |
≥22
30 |
— -100℃
80 |
For welding structures made by 3.5Ni low alloy steel, which work temperature
is about -100℃. |
|
CHL607 |
Low hydrogen
Sodium |
AWS A5.5 E7015-G BS EN ISO 2560-B-E 49 15-G P |
F,V,
OH,H |
DC+ |
__
0.05 |
≥1.00
0.99 |
≥0.80
0.39 |
≤0.03
0.009 |
≤0.03
0.015 |
≥0.30
0.23 |
≥0.50
1.84 |
≥0.20
0.20 |
≥0.10
0.13 |
≥0.20
0.23 |
PWHT 620℃X1h |
≥390
430 |
≥490
540 |
≥22
30 |
— -60℃
110 |
For welding structures made by 09MnD low alloy steel, which work temperature
is around -60℃. |
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CHL608 |
Iron powder Low hydrogen Potassium |
AWS A5.5 E8018-C1 BS EN ISO 2560-B-E 55 18-N5 P |
F,V,
OH,H |
AC≥70V
or DC+ |
≤0.12
0.075 |
≤1.25
1.00 |
≤0.80
0.56 |
≤0.03
0.010 |
≤0.03
0.016 |
— |
2.00-2.75
2.20 |
— |
— |
— |
PWHT 620℃X1h |
≥460
520 |
≥550
630 |
≥19
25 |
-60℃
≥27 85 |
For welding structures made by 2.5Ni low alloy steel, which work temperature
is about -60℃. |
|
CHL707 |
Low hydrogen
Sodium |
AWS A5.5 E7015-G BS EN ISO 2560-B-E 49 15-N5 P |
F,V,
OH,H |
DC+ |
__
0.055 |
≥1.00
0.94 |
≥0.80
0.51 |
≤0.03
0.007 |
≤0.03
0.014 |
≥0.30
0.23 |
≥0.50
2.42 |
≥0.20
0.24 |
≥0.10
0.14 |
≥0.20
0.28 |
PWHT 620℃X1h |
≥390
500 |
≥490
590 |
≥22
28 |
— -70℃
80 |
For welding structures made by 2.5Ni low alloy steel, which work temperature
is around -70℃. |
|
CHL708 |
Iron powder Low hydrogen Potassium |
AWS A5.5 E7018-G BS EN ISO 2560-B-E4918-N5 P |
F,V,
OH,H |
AC≥70V
or DC+ |
__
0.04 |
≥1.00
0.50 |
≥0.80
0.28 |
≤0.03
0.015 |
≤0.03
0.012 |
≥0.30
0.11 |
≥0.50
2.40 |
≥0.20
0.14 |
≥0.10
0.11 |
≥0.20
0.27 |
PWHT 620℃X1h |
≥390
435 |
≥490
525 |
≥22
25 |
— -70℃
100 |
For welding structures made by 2.5Ni low alloy steel, which work temperature
is around -70℃. |
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CHL807 |
Low hydrogen
Sodium |
AWS A5.5 E7015-G BS EN ISO 2560-B-E 49 15-G P |
F,V,
OH,H |
DC+ |
__
0.045 |
≥1.00
0.60 |
≥0.80
0.27 |
≤0.03
0.010 |
≤0.03
0.015 |
≥0.30
0.24 |
≥0.50
1.80 |
≥0.20
0.22 |
≥0.10
0.10 |
≥0.20
0.23 |
PWHT 620℃X1h |
≥390
445 |
≥490
530 |
≥22
30 |
— -80℃
100 |
For welding structures made by 1.5Ni low alloy steel which work temperature
is around -80℃. |
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