ER-API-60°石油管用螺紋刀片-外牙用
規格
ORDERING CODE
範圍
Connection No. or Size
螺距
Pitch
尺寸
Dimension
External Internal
TPI
L
D
Y
X
22ER 4 API 382  
NC23 - NC50
4
22
12.70
2.8
2.1
22ER 4 API 383  
NC56 - NC77
4
2.8
2.1
22ER 4 API 502  
6-5/8" REG
4
2.9
2.0
22ER 4 API 503  
5-1/2", 7-5/8", 8-5/8" REG
4
2.9
2.0
22ER 5 API 403  
2-3/8" - 4-1/2" REG
5
2.5
1.8
22ER 6 API 551  
NC10 - NC16
6
2.9
1.8
27ER 4 API 382  
NC23 - NC50
4
27
15.875
2.8
2.1
27ER 4 API 383  
NC56 - NC77
4
2.8
2.1
27ER 4 API 502  
6-5/8" REG
4
3.0
2.0
27ER 4 API 503  
5-1/2", 7-5/8", 8-5/8" REG
4
3.0
2.0