型號 |
AWS |
熔敷金屬化學(xué)成分(%) |
熔敷金屬機(jī)械性能 |
用 途 |
||||||||||||
C |
MN |
Si |
S |
P |
Cr |
Ni |
Mo |
V |
其它 |
R m |
REL或Rp0.2 |
A |
A KV |
|||
E5015 |
E7015 |
— |
≤1.60 |
≤0.75 |
≤0.020 |
≤0.030 |
≤0.20 |
≤0.30 |
≤0.30 |
≤0.08 |
|
≥490 |
≥400 |
≥22 |
-30℃ ≥27 |
焊接中碳鋼及16Mn等較重要低合金鋼 |
E5016 |
E7016 |
— |
≤1.60 |
≤0.75 |
≤0.020 |
≤0.030 |
≤0.20 |
≤0.30 |
≤0.30 |
≤0.08 |
|
≥490 |
≥400 |
≥22 |
-30℃ ≥27 |
焊接中碳鋼及較重要低合金鋼 |
E5018 |
E7018 |
— |
≤1.60 |
≤0.75 |
≤0.020 |
≤0.030 |
≤0.20 |
≤0.30 |
≤0.30 |
≤0.08 |
|
≥490 |
≥400 |
≥22 |
-30℃ ≥27 |
碳鋼和相應(yīng)強(qiáng)度的低合金鋼的高效率焊接 |
E5018-1 |
E7018-1 |
— |
≤1.60 |
≤0.75 |
≤0.020 |
≤0.030 |
≤0.20 |
≤0.30 |
≤0.30 |
≤0.08 |
|
≥490 |
≥400 |
≥22 |
-50℃ ≥27 |
碳鋼和相應(yīng)強(qiáng)度的低合金鋼的高效率焊接 |
E5015HIC |
E7015 |
— |
≤1.60 |
≤0.75 |
≤0.010 |
≤0.010 |
≤0.20 |
≤0.30 |
≤0.30 |
≤0.08 |
|
≥490 |
≥400 |
≥22 |
-30℃ ≥27 |
適用于焊接16MnR(HIC)等鋼結(jié)構(gòu),如熱高溫分離器,循環(huán)氫分液罐等壓力容器或一些輸油管線焊接 |
低合金鋼焊條
型號 |
AWS |
熔敷金屬化學(xué)成分(%) |
熔敷金屬機(jī)械性能 |
用 途 |
||||||||||||
C |
MN |
Si |
S |
P |
Cr |
Ni |
Mo |
V |
R m |
REI或Rp0.2 |
A |
A KV |
PWHT |
|||
E5015-G |
E7015-G |
- |
≥1.00 |
≥0.80 |
- |
- |
- |
≥0.50 |
- |
- |
≥490 |
≥410 |
≥25 |
-40℃ ≥54 |
620℃×1h |
用于沖擊韌性有更高要求的壓力容器用低合金鋼的焊接 |
E6015-G |
E9015-G |
- |
≥1.00 |
≥0.80 |
- |
- |
- |
≥0.50 |
≥0.20 |
- |
≥590 |
≥490 |
≥17 |
-50℃≥27 |
620℃×1h |
用于大型石油儲罐的焊接 |
E5515-C1 |
E8015-C1 |
≤0.12 |
≤1.25 |
≤0.60 |
≤0.035 |
≤0.035 |
- |
2.0-2.75 |
- |
- |
≥540 |
≥440 |
≥17 |
-70℃≥27 |
620℃×1h |
用于-70℃低溫下2.5%Ni鋼的焊接 |
E5018-A1 |
E7018-A1 |
≤0.12 |
≤0.90 |
≤0.80 |
≤0.020 |
≤0.030 |
— |
— |
0.40-0.65 |
— |
≥490 |
≥410 |
≥25 |
常溫≥27 |
620℃×1h |
用于工作溫度510℃以下的珠光體耐熱鋼焊接 |
E5515-B2 |
- |
0.05-0.12 |
≤0.90 |
≤0.60 |
≤0.020 |
≤0.030 |
0.80-1.50 |
— |
0.40-0.65 |
— |
≥550 |
≥460 |
≥19 |
常溫≥27 |
690℃×1h |
用于工作溫度520℃以下的珠光體耐熱鋼焊接 |
E5515-B2 |
- |
0.05-0.12 |
≤0.90 |
≤0.60 |
≤0.020 |
≤0.030 |
0.80-1.50 |
— |
0.40-0.65 |
— |
≥550 |
≥460 |
≥19 |
-10℃ -30℃ |
690℃×8h |
適用于焊接工作在520℃以下的15CrMoR(HIC)等純凈度和力學(xué)性能要求高的耐熱鋼,如鍋爐管道、高壓容器、石油精煉設(shè)備等,也可用來焊接30CrMnSi鑄鋼 |
E5518-B2 |
E8018-B2 |
0.05-0.12 |
≤0.90 |
≤0.80 |
≤0.020 |
≤0.030 |
0.80-1.5 |
— |
0.40-0.65 |
— |
≥540 |
≥440 |
≥19 |
常溫≥27 |
690℃×1h |
用于工作溫度520℃以下的1%鉻,0.5%鉬低合金鋼焊接 |
E5515-B2-V |
— |
0.05-0.12 |
≤0.90 |
≤0.60 |
≤0.020 |
≤0.030 |
0.8-1.5 |
— |
0.40-0.65 |
0.10-0.35 |
≥540 |
≥440 |
≥17 |
常溫≥27 |
730℃×2h |
用于工作溫度540℃以下的珠光體耐熱鋼焊接 |
E6015-B3 |
E9015-B3 |
0.05-0.12 |
≤0.90 |
≤0.60 |
≤0.020 |
≤0.030 |
2.00-2.50 |
— |
0.90-1.20 |
— |
≥590 |
≥490 |
≥17 |
常溫≥27 |
690℃×1h |
用于Cr2.25Mo珠光體耐熱鋼焊接 |
E6018-B3 |
E9018-B3 |
0.05-0.12 |
≤0.90 |
≤0.80 |
≤0.020 |
≤0.030 |
2.00-2.50 |
— |
0.90-1.20 |
— |
≥590 |
≥490 |
≥17 |
常溫≥27 |
690℃×1h |
用于Cr2.25Mo珠光體耐熱鋼焊接 |