耐蚀合金冷轧拔无缝管(GB/T15011-1994
众钢网 2009-04-23 16:42:47
(1)尺寸规格见表8—54。
表8-54耐蚀合金冷轧(拔)无缝管的尺寸规格 (mm)
壁厚
直径 |
O.5 |
O.6 |
0.8 |
1.O |
1.2 |
1.4 |
1.5 |
1.6 |
2.O |
2.2 |
2.5 |
2.8 |
3.0 |
3.2 |
3.5 |
4.O |
4.5 |
5.O |
10 |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
|
|
|
|
|
|
|
11 |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
|
|
|
|
|
12 |
× |
× |
× |
× |
× |
× |
× |
X |
× |
× |
× |
× |
× |
|
|
|
|
|
13 |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
|
|
|
|
|
14 |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
|
|
|
15 |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
|
|
|
16 |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
X |
× |
× |
× |
× |
|
|
17 |
× |
X |
X |
X |
X |
X |
X |
X |
X |
× |
X |
X |
X |
X |
X |
X |
|
|
18 |
× |
X |
X |
X |
× |
X |
× |
X |
X |
× |
X |
× |
X |
× |
X |
× |
|
|
19 |
× |
X |
× |
× |
× |
× |
× |
× |
× |
× |
× |
X |
× |
× |
X |
× |
× |
|
20 |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
X |
X |
21 |
|
|
|
X |
× |
× |
× |
× |
× |
X |
× |
× |
× |
× |
× |
× |
× |
× |
22 |
|
|
|
× |
× |
× |
× |
X |
X |
× |
× |
X |
× |
× |
× |
× |
X |
× |
23 |
|
|
|
× |
× |
× |
× |
× |
× |
× |
X |
× |
× |
× |
X |
× |
× |
× |
24 |
|
|
|
× |
× |
× |
× |
× |
X |
× |
× |
× |
× |
× |
X |
× |
× |
X |
25 |
|
|
|
× |
× |
× |
× |
× |
× |
× |
× |
X |
× |
× |
× |
X |
X |
× |
27 |
|
|
|
X |
X |
× |
X |
× |
X |
× |
× |
X |
× |
× |
× |
X |
X |
X |
28 |
|
|
|
× |
X |
X |
X |
× |
× |
× |
X |
× |
× |
× |
× |
X |
X |
X |
30 |
|
|
|
× |
× |
X |
× |
× |
)‘ |
X |
× |
× |
× |
× |
× |
× |
X |
× |
32 |
|
|
|
X |
× |
× |
X |
× |
× |
× |
X |
× |
× |
× |
× |
× |
× |
× |
34 |
|
|
|
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
35 |
|
|
|
× |
× |
× |
× |
× |
× |
× |
× |
X |
× |
× |
× |
× |
X |
X |
36 |
|
|
|
X |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
38 |
|
|
|
X |
× |
× |
× |
X |
× |
× |
× |
× |
X |
× |
× |
× |
× |
× |
40 |
|
|
|
|
|
|
× |
X |
× |
× |
× |
× |
× |
× |
X |
X |
X |
X |
42 |
|
|
|
|
|
|
× |
× |
× |
× |
× |
X |
X |
X |
X |
X |
X |
X |
45 |
|
|
|
|
|
|
× |
× |
× |
× |
× |
× |
× |
× |
× |
X |
)‘ |
× |
48 |
|
|
|
|
|
|
× |
× |
× |
X |
× |
× |
× |
× |
× |
× |
× |
× |
50 |
|
|
|
|
|
|
× |
× |
X |
× |
× |
X |
X |
X |
× |
X |
× |
× |
5l |
|
|
|
|
|
|
X |
× |
× |
× |
× |
× |
X |
× |
× |
× |
× |
× |
53 |
|
|
|
|
|
|
× |
X |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
54 |
|
|
|
|
|
|
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
× |
56 |
|
|
|
|
|
|
× |
× |
× |
X |
× |
X |
× |
× |
X |
× |
× |
× |
57 |
|
|
|
|
|
|
× |
× |
× |
X |
× |
× |
× |
× |
X |
× |
X |
X |
60 |
|
|
|
|
|
|
× |
X |
× |
× |
× |
× |
× |
X |
× |
X |
× |
× |
(2)允许偏差见表8—55。
表8-55耐蚀合金冷扎(拔)无缝管的尺寸允许偏差 (mm)
尺 寸 |
允许偏差 |
外 径 |
6~10 |
±0.15 |
>10~30 |
±0.20 |
>30~60 |
±O.30 |
壁 厚 |
0.5~1.O |
土O.12 |
>1.0~3.0 |
+12
%
-10 |
>3.0 |
±10% |
注:1.管材通常长度(不定尺):
壁厚0.5—0.8mm者,为0.5~6m;
壁厚大于0.8mm者,为1.0—5m。
2.管材的圆度应不超过外径公差,而壁厚不均匀度应不超过壁厚的公差。
3.管材每米长度的弯曲度,不应超过2mm。
(3)力学性能见表8.56。
表8-56耐蚀合金冷轧(拔)无缝管的力学性能
合金牌号 |
试验温度/℃ |
拉伸性能 |
ób/MPa |
ó0.2/MPa |
δ5(%) |
≥ |
NSlll |
室温 |
520 |
205 |
30 |
NSll2 |
室温 |
450 |
170 |
30 |
NSll3 |
室温 |
515 |
205 |
30 |
NSl41 |
室温 |
540 |
215 |
35 |
NS311 |
室温 |
570 |
245 |
40 |
NS312 |
室温 |
550 |
240 |
30 |
NS315 |
室温 |
550 |
240 |
30 |
NS331 |
室温 |
540 |
195 |
35 |
注:1.本表系经过固溶处理管材的力学性能。屈服强度值,仅当需方要求时(在合同中注明)才测定。
2.根据需方要求,管材也可以冷拔或冷轧状态交货,但应在合同中注明。
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