буровая штанга
钻杆规格：
|
规格外径
|
名义重量
|
计算重量
|
钢级
|
壁厚
|
加厚形式
( 见注 )
|
|||
|
in.
|
mm
|
lb/ft
|
kg/m
|
in.
|
mm
|
|||
|
2 3/8
|
60.3
|
6.65
|
6.26
|
9.32
|
E,X,G,S
|
0.280
|
7.11
|
EU
|
|
2 7/8
|
73.0
|
10.4
|
9.72
|
14.48
|
E,X,G,S
|
0.362
|
9.19
|
EU 、 IU
|
|
3 1/2
|
88.9
|
9.50
|
8.81
|
13.12
|
E
|
0.254
|
6.45
|
EU 、 IU
|
|
3 1/2
|
88.9
|
13.30
|
12.31
|
18.34
|
E,X,G,S
|
0.368
|
9.35
|
EU 、 IU
|
|
3 1/2
|
88.9
|
15.50
|
14.63
|
21.79
|
E
|
0.449
|
11.40
|
EU 、 IU
|
|
3 1/2
|
88.9
|
15.50
|
14.63
|
21.79
|
X,G,S
|
0.449
|
11.40
|
EU 、 IEU
|
|
4
|
101.6
|
14.00
|
12.93
|
19.26
|
E,X,G,S
|
0.330
|
8.38
|
EU 、 IU
|
|
4 1/2
|
114.3
|
13.75
|
12.24
|
18.23
|
E
|
0.271
|
6.88
|
EU 、 IU
|
|
4 1/2
|
114.3
|
16.60
|
14.98
|
22.31
|
E,X,G,S
|
0.337
|
8.56
|
EU 、 IEU
|
|
4 1/2
|
114.3
|
20.00
|
18.69
|
27.84
|
E,X,G,S
|
0.430
|
10.92
|
EU 、 IEU
|
|
5
|
127.0
|
16.25
|
14.87
|
22.15
|
X,G,S
|
0.296
|
7.52
|
IU
|
|
5
|
127.0
|
19.50
|
17.93
|
26.71
|
E
|
0.362
|
9.19
|
IEU
|
|
5
|
127.0
|
19.50
|
17.93
|
26.71
|
X,G,S
|
0.362
|
9.19
|
EU 、 IEU
|
|
5
|
127.0
|
25.60
|
24.03
|
35.79
|
E
|
0.500
|
12.70
|
IEU
|
|
5
|
127.0
|
25.60
|
24.03
|
35.79
|
X,G,S
|
0.500
|
12.70
|
EU 、 IEU
|
|
5 1/2
|
139.7
|
21.90
|
19.81
|
29.51
|
E,X,G,S
|
0.361
|
9.17
|
IEU
|
|
5 1/2
|
139.7
|
24.70
|
22.54
|
33.57
|
E,X,G,S
|
0.415
|
10.54
|
IEU
|
注：EU-外加厚；IU-内加厚；IEU-内外加厚
外径、壁厚、重量允许偏差：
|
项目
|
允许偏差
|
|
|
管体
|
外径
|
D＜114.3mm，±0.79mm
D≥114.3mm，±1.0-0.5%D |
|
壁厚
|
﹣12.5%
|
|
|
重量
|
单根
|
+6.5%，﹣3.5%
|
|
车载量
|
﹣1.75%
|
|
长度：
|
范围
|
范围1
|
范围2
|
范围3
|
|
钻杆
|
5.49 ~ 6.71 m
|
8.23 ~ 9.14 m
|
11.58 ~ 13.72 m
|
化学成分：
|
钢级
|
化学成分
|
|
|
P≤
|
S≤
|
|
|
E-75
|
0.030
|
0.030
|
|
X-95
|
0.030
|
0.030
|
|
G-105
|
0.030
|
0.030
|
|
S-135
|
0.030
|
0.030
|
机械性能：
|
钢级
|
屈服强度
|
抗拉强度
|
延伸率(%)
|
||||
|
最低
|
最高
|
最低
|
|||||
|
Psi
|
MPa
|
Psi
|
MPa
|
Psi
|
MPa
|
||
|
E—75
|
75000
|
517
|
105000
|
724
|
100000
|
689
|
17
|
|
X—95
|
95000
|
655
|
125000
|
862
|
105000
|
724
|
16.5
|
|
G—105
|
105000
|
724
|
135000
|
931
|
115000
|
793
|
15
|
|
S—135
|
135000
|
931
|
165000
|
1138
|
145000
|
1000
|
12.5
|
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