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涼山3089不銹耐酸鋼極薄壁35.0×0.50無縫鋼管用途-允許偏差
|
外徑×壁厚/mm | ||||
|
10.3×0.15 |
12.4×0.20 |
15.4×0.20 |
18.4×0.20 |
24.0×0.20 |
|
24.4×0.20 |
26.4×0.20 |
32.4×0.20 |
35.0×0.50 |
40.4×0.20 |
|
40.6×0.30 |
41.0×0.50 |
41.2×0.60 |
48.0×0.25 |
50.5×0.25 |
|
53.2×0.60 |
55.0×0.50 |
59.6×0.30 |
60.0×0.25 |
60.0×0.50 |
|
61.0×0.35 |
61.0×0.50 |
61.2×0.60 |
67.6×0.30 |
67.8×0.40 |
|
70.2×0.60 |
74.0×0.50 |
75.5×0.25 |
75.6×0.30 |
82.8×0.40 |
|
83.0×0.50 |
89.6×0.30 |
89.8×0.40 |
90.2×0.40 |
90.5×0.25 |
|
90.7×0.30 |
90.8×0.40 |
95.6×0.30 |
101.0×0.50 |
102.6×0.30 |
|
|
110.9×0.45 |
125.7×0.35 |
150.×80.40 |
250.8×0.40 |
|
直徑／mm |
普通級／mm |
高級／mm |
|
10～250 |
+0.05
-0.10 |
±0.05 |
|
鋼管尺寸／mm |
壁厚允許偏差／mm | ||
|
外徑 |
壁厚 |
普通級 |
高 級 |
|
≤60 |
≤0.20 |
±0.03 |
+0.03
-0.0l |
|
0.25 |
+0.04
-0.03 |
+0.03
-0.02 | |
|
0.30 |
±0.04 |
±0.03 | |
|
0.35 |
+0.05
-0.04 |
+0.04
-0.03 | |
|
≤60 |
0.40 |
±0.05 |
±0.04 |
|
0.50 |
±0.06 |
+0.05
-0.04 | |
|
0.60 |
±0.08 |
±0.05 | |
|
>60 |
≤0.25 |
±0.04 |
±0.03 |
|
0.30 |
±0.04 |
+0.04
-0.03 | |
|
0.35 |
±0.05 |
±0.04 | |
|
0.40 |
±0.05 |
+0.05
-0.04 | |
|
0.50 |
±0.06 |
±0.05 | |
|
0.60 |
±0.08 |
±0.05 | |
涼山3089不銹耐酸鋼極薄壁35.0×0.50無縫鋼管
|
牌 號 |
化學成分(質量分數)(％) | ||||||||
|
C |
Si |
Mn |
S |
P |
Cr |
Ni |
Ti |
Mo | |
|
00Cr18Ni10 |
≤0.03 |
≤1.00 |
≤2.00 |
≤0.030 |
≤0.035 |
17-19 |
8-12 |
|
|
|
1Cr18Ni9Ti |
≤0.12 |
≤1.00 |
≤2.00 |
≤0.030 |
≤0.035 |
17-19 |
8-11 |
5(C％-0.02)-0.8 |
|
|
00Cr17Ni14Mo2 |
≤0.03 |
≤1.00 |
≤2.00 |
≤0.030 |
≤0.035 |
16-18 |
12-16 |
|
1.8-2.5 |
|
1Cr18Ni12Mo2Ti |
≤0.12 |
≤1.00 |
≤2.oo |
≤0.030 |
≤0.035 |
16-19 |
11-14 |
5(C％-0.02)-0.8 |
1.8-2.5 |
|
1Cr18Ni12Mo3Ti |
≤0.12 |
≤1.00 |
≤2.00 |
≤0.030 |
≤0.035 |
16-19 |
11-14 |
5(C％- 0.02)-0.8 |
2.5-3.5 |
|
牌 號 |
力學性能≥ |
化學性能 | |
|
b/MPa |
5(％) | ||
|
00Crl8Nil0 |
440 |
40 |
鋼管應按T法進行晶間腐蝕傾向試驗。
試驗結果不得有晶間腐蝕傾向 |
|
1Crl8Ni9Ti |
550 |
40 | |
|
00Crl7Nil4Mo |
480 |
40 | |
|
1Crl8Nil2M02Ti |
540 |
35 | |
|
1Crl8Nil2M03Ti |
540 |
35 | |
涼山3089不銹耐酸鋼極薄壁35.0×0.50無縫鋼管用途-允許偏差
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