(1)分類見表7-80。
表7-80焊接用不銹鋼絲的分類
類別 |
牌 號(hào) |
類別 |
牌 號(hào) |
奧氏體型 |
HlCrl9Ni9
H0Crl9Ni12Mo2
H00Crl9Nil2M02
HOOCr19Ni12Mo2Cu2
HOCrl9Nil4M03
H0Cr21Ni10
H00Cr2lNil0
HOCr20NiloTi
HOCr20Nil0Nb
H00Cr20Ni25Mo4Cu
HlCr21Ni10Mn6 |
奧氏體型 |
H1Cr24Nil3
H1Cr24Ni13Mo2
H00Cr25Ni22Mn4M02N
H1Cr26Ni21
HOCr26Ni21 |
鐵素體型 |
HOCrl4
HlCrl7 | ||
馬氏體型 |
HlCrl3
H2Crl3
HOCrl7Ni4Cu4Nb |
表7-81焊接用不銹鋼絲的牌號(hào)和化學(xué)成分
類
別 |
牌 號(hào) |
化學(xué)成分(質(zhì)量分?jǐn)?shù))(%) | |||||||||
C |
Si |
Mn |
P |
S |
Cr |
Ni |
M0 |
Cu |
其他 | ||
奧
氏
體
型 |
H1Crl9Ni9 |
≤0.14 |
≤0.60 |
1.00~2.00 |
≤0.030 |
≤0.030 |
18.00~20.00 |
8.00~10.00 |
|
|
|
HOCr19Ni12Mo2 |
≤0.08 |
≤0.60 |
1.00~2.50 |
≤O.030 |
≤O.030 |
18.00~20.00 |
11.00~14.00 |
2.00~3.00 |
|
| |
H00Cr19Ni-
12Mo2 |
≤O.03 |
≤0.60 |
1.00~2.50 |
≤0.030 |
≤0.020 |
18.00~20.00 |
11.00~14.00 |
2.00~3.00 |
|
| |
H00Crl9Nil2-
Mo2Cu2 |
≤O.03 |
≤O.60 |
1.00~2.50 |
≤0.030 |
≤0.020 |
18.00~20.00 |
11.00~14.00 |
2.00~3.00 |
1.00~2.50 |
| |
HOCrl9Nil4M03 |
≤O.08 |
≤O.60 |
1.00~2.50 |
≤O.030 |
≤0.030 |
18.50~20.50 |
13.00~15.00 |
3.00~4.00 |
|
| |
HOCr2lNilO |
≤O.08 |
≤O.60 |
1.00~2.50 |
≤O.030 |
≤O.030 |
19.50~22.00 |
9.00~11.00 |
|
|
| |
H00CrNi10 |
≤O.03 |
≤0.60 |
1.00~2.50 |
≤0.030 |
≤O.020 |
19.50~22.00 |
9.00~11.00 |
|
|
| |
HOCr20NilOTi |
≤0.08 |
≤0.60 |
1.00~2.50 |
≤0.030 |
≤O.030 |
18.50~20.50 |
9.00~lO.50 |
|
|
Ti9×wc
~1.00 | |
HOCr20NilONb |
≤O.08 |
≤O.60 |
1.00~2.50 |
≤O.030 |
≤0.030 |
19.00~21.50 |
9.00~11.00 |
|
|
NblO×wc
~1.00 | |
H00Cr20Ni25-
M04Cu |
≤O.03 |
≤O.60 |
1.00~2.50 |
≤0.030 |
≤0.020 |
19.00~21.00 |
24.00~26.00 |
4.00~5.00 |
1.00~2.00 |
|
類
別 |
牌 號(hào) |
化學(xué)成分(質(zhì)量分?jǐn)?shù))(%) | |||||||||
C |
Si |
Mn |
P |
S |
Cr |
Ni |
M0 |
Cu |
其他 | ||
奧
氏
體
型 |
H1Cr21NilOMn6 |
≤0.10 |
≤0.60 |
5.00~7.00 |
≤0.030 |
≤0.020 |
20.00~22.00 |
9.00~11.00 |
|
|
|
H1Cr24Nil3 |
≤O.12 |
≤O.60 |
1.00~2.50 |
≤0.030 |
≤0.030 |
23.00~25.00 |
12.oo~14.00 |
|
|
| |
HlCr24Nil3M02 |
≤0.12 |
≤0.60 |
1.00~2.50 |
≤0.030 |
≤0.030 |
23.00~25.00 |
12.00~14.00 |
2.00~3.00 |
|
| |
H00Cr25Ni22-
Mn4M02N |
≤0.03 |
≤O.50 |
3.50~5.50 |
≤0.030 |
≤0.020 |
24.00~26.00 |
21.50~23.00 |
2.00~2.80 |
|
N0.10~
O.15 | |
HlCr26Ni21 |
≤O.15 |
≤O.60 |
1.00~2.50 |
≤0.030 |
≤0.030 |
25.00~28.00 |
20.00~22.oo |
|
|
| |
H0Cr26Ni21 |
≤0.08 |
≤O.60 |
1.oo~2.50 |
≤O.030 |
≤0.030 |
25.00~28.00 |
20.00~22.00 |
|
|
| |
鐵
素
體
型 |
H0Cr14 |
≤0.06 |
≤O.70 |
≤O.60 |
≤O.030 |
≤0.030 |
13.00~15.00 |
≤0.60 |
|
|
|
H1Crl7 |
≤0.10 |
≤0.50 |
≤O.60 |
≤0.030 |
≤O.030 |
15.50~17.00 |
≤O.60 |
|
|
| |
馬
氏
體
型 |
H1Crl3 |
≤0.12 |
≤O.50 |
≤O.60 |
≤O.030 |
≤O.030 |
11.50~13.50 |
≤0.60 |
|
|
|
H2Cr13 |
0.13~O.21 |
≤O.60 |
≤0.60 |
≤O.030 |
≤0.030 |
12.00~14.00 |
≤O.60 |
|
|
| |
H0Crl7Ni-
4Cu4Nb |
≤O.05 |
≤O.75 |
0.25~0.75 |
≤0.030 |
≤0.030 |
15.50~17.50 |
4.00~5.00 |
≤0.75 |
3.00~4.00 |
NbO.15~
O.45 |
(2)尺寸規(guī)格
(1)鋼絲的直徑應(yīng)符合GB/T342中表1的規(guī)定。
(2)鋼絲直徑允許偏差應(yīng)符合GB/T342表2中12級(jí)的規(guī)定。根據(jù)需方要求,可按11級(jí)供貨。
(3)鋼絲的圓度不得超過直徑公差之半。
(3)牌號(hào)和化學(xué)成分見表7-81。
(4)交貨狀態(tài)
鋼絲的交貨狀態(tài)分為兩種,其狀態(tài)及代號(hào)為:
冷拉狀態(tài)(L):熱處理后經(jīng)常規(guī)拉拔。
軟態(tài)(R):光亮熱處理后酸洗。
要求軟態(tài)交貨時(shí),應(yīng)在合同中注明,未注明者按冷拉狀態(tài)交貨。
(5)用途適用于電弧焊、氣焊、埋弧自動(dòng)焊、電渣焊和氣體保護(hù)焊。
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