貴陽(yáng)銷(xiāo)售結(jié)構(gòu)用不銹鋼熱軋(擠、擴(kuò))無(wú)縫鋼管的尺寸規(guī)格型號(hào)(mm)
壁厚
外徑 |
4.5 |
5 |
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ll |
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昆明結(jié)構(gòu)用不銹鋼冷拔(軋)無(wú)縫鋼管的尺寸規(guī)格型號(hào) (mm)
壁厚
外徑 |
1.O |
1.2 |
1.4 |
1.5 |
1.6 |
2.0 |
2.2 |
2.5 |
2.8 |
3.O |
3.2 |
3.5 |
4.O |
4.5 |
5.O |
5.5 |
6.O |
6.5 |
7.0 |
7.5 |
8.0 |
8.5 |
9.0 |
9.5 |
lO |
ll |
12 |
13 |
14 |
15 |
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組織
類(lèi)型 |
序號(hào) |
牌 號(hào) |
化學(xué)成分(質(zhì)量分?jǐn)?shù))(%) |
C |
Si |
Mn |
P |
S |
Ni |
C |
Mo |
其 他 |
奧氏
體型 |
1 |
|
≤0.07 |
≤1.00 |
≤2.00 |
≤0.035 |
≤0.030 |
8.00~11.00 |
17.00~19.00 |
|
|
2 |
|
≤O.15 |
≤1.00 |
≤2.00 |
≤O.035 |
≤O.030 |
8.00~lO.00 |
17.00~19.00 |
|
|
3 |
|
≤0.030 |
≤1.00 |
≤2.00 |
≤0.035 |
≤O.030 |
8.00~12.00 |
18.00~20.00 |
|
|
4 |
0Crl8Ni10Ti |
≤0.08 |
≤1.00 |
≤2.O0 |
≤O.035 |
≤O.030 |
9.00~12.00 |
17.00~19.00 |
|
Ti≥5C% |
5 |
OCrl8NillNb |
≤O.08 |
≤1.00 |
≤2.00 |
≤0.035 |
≤0.030 |
9.00~13.00 |
17.00~19.00 |
|
Nb≥10C% |
6 |
0Crl7Nil2M02 |
≤0.08 |
≤1.00 |
≤2.00 |
≤O.035 |
≤O.030 |
10.00~14.00 |
16.00~18.50 |
2.00~3.00 |
|
7 |
00Crl7Nil4M02 |
≤0.030 |
≤1.00 |
≤2.00 |
≤O.035 |
≤0.030 |
12.00~15.00 |
16.00~18.oo |
2.00~3.00 |
|
8 |
OCrl8Nil2M02Ti |
≤0.08 |
≤1.00 |
≤2.00 |
≤0.035 |
≤O.030 |
11.00~14.00 |
16.00~19.00 |
1.80~2.50 |
Ti 5C%~O.70 |
9 |
1Crl8Nil2M02Ti |
≤O.12 |
≤1.00 |
≤2.00 |
≤O.035 |
≤O.030 |
11.00~14.00 |
16.00~19.00 |
1.80~2.50 |
Ti 5(C%-0.02)
~0.80 |
lO |
0Crl8Nil2M03Ti |
≤0.08 |
≤1.00 |
≤2.00 |
≤O.035 |
≤0.030 |
11.00~14.00 |
16.oo~19.00 |
2.50~3.50 |
Ti5C%~O.70 |
11 |
1Crl8Ni12Mo3Ti |
≤O.12 |
≤1.00 |
≤2.00 |
≤O.035 |
≤0.030 |
11.00~14.00 |
16.00~19.00 |
2.50~3.50 |
Ti 5(C%-0.02)
~0.80 |
12 |
1Crl8Ni9Ti |
≤0.12 |
≤1.00 |
≤2.00 |
≤O.035 |
≤0.030 |
8.00~11.00 |
17.00~19.oo |
|
Ti 5(C%~O.02)
~0.80 |
13 |
0Cr19Nil3M03 |
≤O.08 |
≤1.00 |
≤2.00 |
≤0.035 |
≤O.030 |
11.00~15.00 |
18.00~20.00 |
3.00~4.00 |
|
14 |
00Crl9Nil3M03 |
≤0.030 |
≤1.00 |
≤2.00 |
≤0.035 |
≤O.030 |
11.00~15.00 |
18.00~20.00 |
3.00~4.00 |
|
鐵素
體型
馬氏
體型 |
15 |
OCrl3 |
≤O.08 |
≤0.60 |
≤0.80 |
≤0.035 |
≤O.030 |
|
12.00~14.00 |
|
|
16 |
lCrl7 |
≤O.12 |
≤0.75 |
≤1.00 |
≤O.035 |
≤0.D30 |
|
16.00~18.00 |
|
|
17 |
1Crl3 |
≤O.15 |
≤1.00 |
≤1.00 |
≤0.035 |
≤0.030 |
|
11.50~13.50 |
|
|
18 |
2Crl3 |
O.16~0.25 |
≤1.00 |
≤1.00 |
≤O.035 |
≤O.030 |
|
12.00~14.00 |
|
|
注:*殘余元素Ni≤O.60。 |
|
|
尺寸/mm |
允許偏差/mm |
尺寸/mm |
允許偏差/mm |
普通級(jí) |
較高級(jí) |
普通級(jí) |
較高級(jí) |
外徑D |
68≤D≤159 |
±1.25 |
±l |
外徑D |
10≤D≤30 |
±O.30 |
土O.20 |
30 |
土O.40 |
±O.30 |
159 |
±1.5 |
D>5 |
±O.9% |
±0.8% |
壁厚 |
<15 |
+15
-12.5 |
±12.5 |
壁厚 |
≤3 |
±14% |
+12%
-10% |
≥15 |
+20
-15 |
>3 |
+12%
-10% |
±lO% |
注:供機(jī)械加工用鋼管應(yīng)在合同中注明,根據(jù)需方要求,經(jīng)供需雙方協(xié)議,可規(guī)定機(jī)械加工余量。
結(jié)構(gòu)用不銹鋼無(wú)縫鋼管的力學(xué)性能
組織類(lèi)型 |
序號(hào) |
牌 號(hào) |
推薦熱處理制度 |
力學(xué)性能 |
密度(g/cm3) |
ób/MPa |
ó0. 2/MPa |
δ5(%) |
≥ |
奧氏體型 |
l |
OCr18Ni9 |
lOl0~1150℃,急冷 |
520 |
205 |
35 |
7.93 |
2 |
lCrl8Ni9 |
1010~1150℃,急冷 |
520 |
206 |
35 |
7.90 |
3 |
00Crl9Ni10 |
1010~1150℃,急冷 |
480 |
175 |
35 |
7.93 |
4 |
OCrl8Nil0Ti |
920~1150℃,急冷 |
520 |
206 |
35 |
7.95 |
5 |
0Crl8NillNb |
980~1150cC,急冷 |
520 |
205 |
35 |
7.98 |
6 |
OCrl7Nil2M02 |
1010~1150℃,急冷 |
520 |
205 |
35 |
7.98 |
7 |
00Cr17Nil4M02 |
1010~1150℃。急冷 |
480 |
175 |
35 |
7.98 |
8 |
OCr18Mil2M02Ti |
1000~1100℃,急冷 |
530 |
205 |
35 |
8.00 |
9 |
lCrl8Nil2M02Ti |
1000~1100℃,急冷 |
530 |
205 |
35 |
8.00 |
10 |
oCr18Nil2M03Ti |
1000~1100℃,急冷 |
530 |
205 |
35 |
8.10 |
11 |
1Crl8Nil2M03Ti |
1000~1100℃。急冷 |
530 |
205 |
35 |
8.10 |
12 |
1Cr18Ni9Ti |
1000~1100℃,急冷 |
520 |
205 |
35 |
7.90 |
13 |
0Crl9Nil3M03 |
10lO~1150℃,急冷 |
520 |
205 |
35 |
7.98 |
14 |
00Crl9Ni13M03 |
lOlO~1150℃,急冷 |
480 |
175 |
35 |
7.98 |
鐵索體型 |
15 |
OCrl3 |
780~830℃,空冷或緩冷 |
370 |
180 |
22 |
7.70 |
16 |
lCrl7 |
780~850℃,空冷或緩冷 |
410 |
245 |
20 |
7.70 |
馬氏體型 |
17 |
lCrl3 |
800~900℃,緩冷 |
410 |
205 |
20 |
7.70 |
18 |
2Crl3 |
800~900℃,緩冷 |
470 |
215 |
19 |
7.70 |
注:1.貴陽(yáng)產(chǎn)熱擠壓管的抗拉強(qiáng)度允許降低20MPa。
2.鋼管經(jīng)熱處理并酸洗交貨。凡經(jīng)整體磨、鏜或經(jīng)保護(hù)氣氛熱處理的鋼管,可不經(jīng)酸洗交貨。
3.機(jī)械加工用鋼管可不經(jīng)酸洗交貨。
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