国标70*10厚壁无缝钢管一米价格是多少？厚壁无缝钢管哪里的最便宜？
钢管种类
|
外径(D)
|
钢管壁厚(S)
|
||
冷拔管
|
钢管外径(mm)
|
允许偏差(mm)
|
钢管壁厚(mm)
|
允许偏差(mm)
|
＞30-50
|
±0.3
|
≤30
|
±10%
|
|
＞50-219
|
±0.8%
|
|||
热轧管
|
＞219
|
±1.0%
|
＞20
|
±10%
|
标准
|
牌号
|
抗拉强度(MPa)
|
屈服强度(MPa)
|
伸长率(%)
|
GB/T8162
|
10
|
≥335
|
≥205
|
≥24
|
20
|
≥390
|
≥245
|
≥20
|
|
35
|
≥510
|
≥305
|
≥17
|
|
45
|
≥590
|
≥335
|
≥14
|
|
Q345
|
≥490
|
≥325
|
≥21
|
|
15CrMo
|
≥440
|
≥295
|
≥22
|
|
12Cr1MoV
|
≥490
|
≥245
|
≥22
|
|
ASTM A53
ASME SA53
|
A
|
≥330
|
≥205
|
查看ASTM A53的表
查看ASME SA53的表
|
B
|
≥415
|
≥240
|
标准
|
牌号
|
化学成分(%)
|
|||||||||
C
|
Si
|
Mn
|
P
|
S
|
Cu
|
Ni
|
Mo
|
Cr
|
V
|
||
GB/T8162
|
10
|
0.07-0.14
|
0.17-0.37
|
0.35-0.65
|
≤0.035
|
≤0.035
|
≤0.25
|
≤0.25
|
/
|
≤0.15
|
/
|
20
|
0.17-0.24
|
0.17-0.37
|
0.35-0.65
|
≤0.035
|
≤0.035
|
≤0.25
|
≤0.25
|
/
|
≤0.25
|
/
|
|
35
|
0.32-0.40
|
0.17-0.37
|
0.50-0.80
|
≤0.035
|
≤0.035
|
≤0.25
|
≤0.25
|
/
|
≤0.25
|
/
|
|
45
|
0.42-0.50
|
0.17-0.37
|
0.50-0.80
|
≤0.035
|
≤0.035
|
≤0.25
|
≤0.25
|
/
|
≤0.25
|
/
|
|
Q345
|
0.12-0.20
|
0.20-0.55
|
1.20-1.60
|
≤0.035
|
≤0.035
|
≤0.25
|
≤0.25
|
/
|
≤0.25
|
/
|
|
15CrMo
|
0.12-0.18
|
0.17-0.37
|
0.40-0.70
|
≤0.035
|
≤0.035
|
≤0.25
|
≤0.30
|
0.40-0.55
|
0.80-1.10
|
/
|
|
12Cr1MoV
|
0.08-0.15
|
0.17-0.37
|
0.40-0.70
|
≤0.035
|
≤0.035
|
≤0.25
|
≤0.30
|
0.25-0.35
|
0.90-1.20
|
0.15-0.30
|
|
ASTMA53
ASMESA53
|
A
|
≤0.25
|
/
|
≤0.95
|
≤0.05
|
≤0.06
|
≤0.40
|
≤0.40
|
≤0.15
|
≤0.40
|
≤0.08
|
B
|
≤0.30
|
/
|
≤1.20
|
≤0.05
|
≤0.06
|
≤0.40
|
≤0.40
|
≤0.15
|
≤0.40
|
≤0.08
|
|
外径
|
壁厚
|
单重kg/m
|
外径
|
壁厚
|
单重
|
外径
|
壁厚
|
单重kg/m
|
36
|
3
|
2.44
|
114
|
12
|
30.18
|
170
|
5
|
20.34
|
40
|
5
|
4.32
|
108
|
4
|
10.26
|
172
|
6
|
24.56
|
45
|
2.5
|
2.62
|
114
|
7
|
18.47
|
180
|
10
|
41.92
|
51
|
5.5
|
6.17
|
121
|
10.5
|
28.61
|
184
|
12
|
50.90
|
55
|
2.5
|
3.24
|
127
|
13.5
|
37.79
|
194
|
17
|
74.20
|
60
|
5
|
6.78
|
119
|
4.5
|
12.71
|
192
|
6
|
27.52
|
63
|
6.5
|
9.06
|
133
|
11.5
|
34.46
|
194
|
7
|
32.28
|
65
|
7.5
|
10.63
|
140
|
15
|
46.42
|
203
|
11.5
|
54.31
|
70
|
10
|
14.80
|
140
|
10
|
32.06
|
219
|
19.5
|
95.93
|
65
|
5
|
7.40
|
146
|
13
|
42.64
|
216
|
8
|
41.03
|
70
|
7.5
|
11.56
|
135
|
5
|
16.03
|
219
|
9.5
|
49.08
|
70
|
5
|
8.01
|
140
|
7.5
|
24.51
|
240
|
20
|
108.501
|
75
|
7.5
|
12.48
|
152
|
13.5
|
46.11
|
245
|
22.5
|
123.45
|
69
|
3
|
4.88
|
159
|
17
|
59.53
|
245
|
12.5
|
71.67
|
72
|
4.5
|
7.49
|
152
|
6
|
21.60
|
273
|
26.5
|
161.09
|
76
|
6.5
|
11.14
|
159
|
9.5
|
35.00
|
270
|
10
|
64.12
|
83
|
10
|
18.00
|
163
|
11.5
|
42.96
|
299
|
24.5
|
165.80
|
83
|
6.5
|
12.26
|
168
|
14
|
53.17
|
325
|
22.5
|
167.84
|
86
|
8
|
15.39
|
178
|
19
|
74.50
|
325
|
12.5
|
96.33
|
86
|
3
|
6.14
|
180
|
20
|
78.91
|
351
|
25.5
|
204.68
|
95
|
7.5
|
16.18
|
160
|
5
|
19.11
|
377
|
38.6
|
321.38
|
102
|
11
|
24.68
|
163
|
6.5
|
25.09
|
351
|
15.5
|
128.24
|
108
|
14
|
32.45
|
168
|
9
|
35.29
|
377
|
28.5
|
224.93
|
103
|
6.5
|
15.47
|
178
|
14
|
56.60
|
426
|
13
|
132.40
|
108
|
9
|
21.97
|
180
|
15
|
61.03
|
480
|
40
|
434.02
|
厚壁钢管 冷拔无缝钢管 高压锅炉管 合金管 厚壁管 薄壁管 大口径钢管 光亮管 圆钢 15crmoG合金钢管 12cr1movg合金管 联系电话：0635-8878382 8878383
电话 :15506515720 13561460560
手 机：13884830516 13561460715
联 系 人：许铁建 许宗辉 王翠 彭经理
传 真：0635-8878383
地 址：聊城市开发区大东钢管城武夷山路A区
在线QQ： 878606352
网站地址：www.wfggc8.com www.lcxxgcgs.com http://www.sdhyggc.com 邮 箱：lcxxgcgs@163.com
