流体输送用不锈钢无缝钢管 gb/t14976-j9九游会
创建时间:2008-08-02
(1)尺寸规格见表6-25、表6-26。
表6-25流体输送用不锈钢热轧(挤、扩)无缝钢管的尺寸规格(mm)
壁厚
外径
|
4.5
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
68
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
70
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
73
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
76
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
80
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
83
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
89
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
95
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
102
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
108
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
114
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
121
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
127
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
133
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
140
|
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
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|
|
146
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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|
152
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159
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
|
◎
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|
|
168
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|
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|
◎
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◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
180
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|
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|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
194
|
|
|
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
219
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|
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|
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◎
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◎
|
◎
|
◎
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◎
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◎
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◎
|
◎
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◎
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◎
|
◎
|
245
|
|
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|
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◎
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◎
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◎
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◎
|
◎
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◎
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◎
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◎
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◎
|
237
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◎
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◎
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◎
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◎
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◎
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◎
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◎
|
325
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◎
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◎
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◎
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◎
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◎
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◎
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◎
|
351
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◎
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◎
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◎
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◎
|
◎
|
◎
|
◎
|
377
|
|
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|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
426
|
|
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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注:1.◎表示热轧管规格。
2.根据需方要求,经供需双方协议,可供应表6-25和表6-26规格以外的其他尺寸的钢管,尺寸偏差执行相邻较大规格的规定。
6-26流体输送用不锈钢冷拔(轧)钢管的尺寸规格(mm)
壁厚
外径
|
0.5
|
0.6
|
0.8
|
1.0
|
1.2
|
1.4
|
1.5
|
1.6
|
2.0
|
2.2
|
2.5
|
2.8
|
3.0
|
3.2
|
3.5
|
4.0
|
4.5
|
5.0
|
5.5
|
6.0
|
6.5
|
7.0
|
7.5
|
8.0
|
8.5
|
9.0
|
9.5
|
10
|
11
|
12
|
13
|
14
|
15
|
6
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7
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9
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50
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51
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53
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54
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56
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57
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60
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63
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65
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68
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70
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73
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75
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76
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80
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83
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85
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89
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90
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95
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|
100
|
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102
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|
108
|
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|
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|
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|
114
|
|
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●
|
●
|
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|
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|
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|
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|
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|
127
|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
133
|
|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
140
|
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●
|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
146
|
|
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●
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
●
|
●
|
159
|
|
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●
|
●
|
●
|
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|
●
|
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|
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|
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|
●
|
●
|
●
|
●
|
●
|
●
|
●
|
●
|
●
|
●
|
●
|
168
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
180
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
194
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
219
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
245
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
273
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
325
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
351
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
377
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
426
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
注:●表示冷拔(轧)钢管规格。
|
(2)允许偏差见表6-27。
表6-27流体输送用不锈钢无缝钢管的尺寸允许偏差
热轧(挤、扩)钢管
|
冷拔(轧)钢管
|
||||||
尺寸/mm
|
允许偏差/mm
|
尺寸/mm
|
允许偏差/mm
|
||||
普通级
|
较高级
|
普通级
|
较高级
|
||||
外径d
|
68≤d≤159
|
±1.25
|
±1
|
外径d
|
6~10
|
±0.20
|
±0.15
|
>10~30
|
±0.30
|
±0.20
|
|||||
159
|
±1.5
|
>30~50
|
±0.40
|
±0.30
|
|||
>50
|
±0.9%
|
±0.8%
|
|||||
壁厚s
|
>15
|
15
-12.5
|
±12.5
|
壁厚s
|
0.5-1
|
±0.15
±14%
|
±0.12
|
>1~3
|
|
12%
-10%
|
|||||
≥15
|
20
-15
|
||||||
>3
|
12%
-10%
|
±10%
|
注:钢管的弯曲度不得大于如下规定:
壁厚<15mm…………………………………………………………1.5mm/m
壁厚≥15mm…………………………………………………………2.0mm/m
热扩管…………………………………………………………3.0mm/m
(3)牌号和化学成分见表6-28。
(4)力学性能见表6-29。
表6-28流体输送用不锈钢无缝钢管的牌号和化学成分
组织类型
|
序号
|
牌 号
|
化学成分(质量分数)(%)
|
|||||||||
c
|
si
|
mn
|
p
|
s
|
ni
|
cr
|
mo
|
ti
|
其他
|
|||
奥氏体
型
|
1
|
0cr18ni9
|
≤0.07
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
8.00~11.00
|
17.00~19.00
|
|
|
|
2
|
00crl9ni10
|
≤0.03
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
8.00~12.00
|
18.00~20.00
|
|
|
|
|
3
|
0cr23ni13
|
≤0.08
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
12.0~15.00
|
22.0~24.00
|
|
|
|
|
4
|
0cr25ni20
|
≤0.08
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
19.00~22.00
|
24.00~26.00
|
|
5wc~0.07
|
|
|
5
|
0cr18ni10ti
|
≤0.08
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
9.00~12.00
|
17.00~19.00
|
|
≥5wc
|
|
|
6
|
0cr18ni11nb
|
≤0.08
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
9.00~13.00
|
17.00~19.00
|
|
|
nb≥10wc
|
|
7
|
0cr17ni12mo2
|
≤0.08
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
10.00~14.00
|
16.00~18.50
|
2.00~3.00
|
|
|
|
8
|
00crl=17ni14mo2
|
≤0.030
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
12.00~15.00
|
16.0~18.00
|
2.00~3.00
|
|
|
|
9
|
0cr19ni13mo3
|
≤0.08
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
11.00~15.00
|
18.00~20.00
|
3.00~4.00
|
|
|
|
lo
|
00cr19ni13mo3
|
≤0.030
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
11.00~15.00
|
18.00~20.00
|
3.00~4.00
|
|
|
|
11
|
0cr18ni12mo2ti
|
≤0.08
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
11.00~14.00
|
16.00~19.00
|
1.80~2.50
|
5wc~0.70
|
|
|
12
|
1cr18ni12mo2ti
|
≤0.12
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
11.00~14.00
|
16.00~19.00
|
1.80~2.50
|
5(wc~0.02)
~0.80
|
|
|
13
|
0cr18ni12mo3ti
|
≤0.08
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
11.00~14.00
|
16.00~19.00
|
2.50~3.50
|
5wc~0.70
|
|
|
14
|
1cr18ni12mo3ti
|
≤0.12
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
1.00~14.00
|
16.0~19.00
|
2.50~3.50
|
5(wc~0.02)
~0.80
|
|
|
15
|
0cr18ni12mo2c
|
≤0.08
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
11.00~14.00
|
17.00~19.00
|
1.20~2.75
|
|
gu1.0~2.50
|
|
16
|
00cr18ni14mo2cu2
|
≤0.03
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
12.00~16.00
|
17.00~19.00
|
1.20~2.75
|
|
cu1.00~2.50
|
|
17
|
1cr18ni9ti
|
≤0.12
|
≤1.00
|
≤2.00
|
≤0.035
|
≤0.030
|
8.00~11.00
|
17.00~19.00
|
|
5(wc~0.02)
~0.08
|
|
|
铁素
体型
|
18
|
0cr13
|
≤0.08
|
≤0.60
|
≤0.80
|
≤0.035
|
≤0.030
|
①
|
12.00~14.oo
|
|
|
|
奥氏
体.铁
索体型
|
19
|
ocr26ni5mo2
|
≤0.08
|
≤1.00
|
≤1.50
|
≤0.035
|
≤0.030
|
3.00~6.00
|
23.00~28.00
|
1.00~3.00
|
|
|
表6-29流体输送用不锈钢无缝钢管的力学性能
组织类型
|
序号
|
牌 号
|
推荐热处理制度
|
力学性能
|
密度/(g/cm3)
|
||
σb/mpa
|
σ0.2/mpa
|
δ5(%)
|
|
||||
≥
|
|||||||
奥氏体型
|
1
|
0cr18ni9
|
1010~1150℃,急冷
|
520
|
205
|
35
|
7.93
|
2
|
00cr19ni10
|
1010~1150℃,急冷
|
480
|
175
|
35
|
7.93
|
|
3
|
0cr23ni13
|
1030~1150℃,急冷
|
520
|
206
|
35
|
7.98
|
|
4
|
0cr25ni20
|
1030~1150℃,急冷
|
520
|
205
|
35
|
7.98
|
|
5
|
0cr18ni10ti
|
920~1150℃,急冷
|
520
|
205
|
35
|
7.95
|
|
6
|
0cr18ni11nb
|
980~1150℃,急冷
|
520
|
206
|
35
|
7.98
|
|
7
|
0cr17ni12mo2
|
1010~1150℃,急冷
|
520
|
205
|
35
|
7.98
|
|
8
|
00cr17ni14mo2
|
1010~1150℃,急冷
|
480
|
175
|
35
|
7.98
|
|
9
|
0cr19ni13mo3
|
1010~1150℃,急冷
|
520
|
205
|
35
|
7.98
|
|
10
|
00cr19ni13mo3
|
1010~1150℃,急冷
|
480
|
175
|
35
|
7.98
|
|
ll
|
0cr18ni12mo2ti
|
1000~1100℃,急冷
|
530
|
205
|
35
|
8.00
|
|
12
|
1cr18ni12mo2ti
|
1000~1100℃,急冷
|
530
|
205
|
35
|
8.00
|
|
13
|
0cr18ni12mo3ti
|
1000~1100℃,急冷
|
530
|
205
|
35
|
8.10
|
|
14
|
1cr18ni12mo3ti
|
1000~1100℃,急冷
|
530
|
205
|
35
|
8.10
|
|
15
|
0cr18ni12mo2cu2
|
1010~1150℃,急冷
|
520
|
205
|
35
|
7.98
|
|
16
|
00cr18ni14mo2cu2
|
1010~1150℃,急冷
|
480
|
180
|
35
|
7.98
|
|
17
|
1cr18ni9ti
|
1000~1100℃,急冷
|
520
|
205
|
35
|
7.90
|
|
铁素
体型
|
18
|
0cr13
|
780~830℃,空冷或缓冷
|
370
|
180
|
22
|
7.70
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
奥氏体–铁素
体型
|
19
|
0cr26ni5mo2
|
≥950℃,急冷
|
590
|
390
|
18
|
7.80
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
注:1.热挤压管的抗拉强度允许降低20mpa。
2.钢管经热处理并酸洗交货。凡经整体磨、镗或经保护气氛热处理的钢管,可不经酸洗交货。
3.根据需方要求,在合同中注明,可测定钢管的屈服强度。
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