Loading Port:Tianjin
Payment Terms:TT OR LC
Min Order Qty:10 set
Supply Capability:10000 set/month
1.Introduction：
Nonmagnetic drill collar is made by Nonmagnetic steel, material forging through rigorous analysis of the chemical composition, it can ensure that hardness, toughness, impact value and corrosion resistance can agree API standard. Nonmagnetic drill collar has good low permeability and well machining performance.
2.The size and specification of nonmagnetic drill collar
screw thread no.
| OD | ID内 | Length mm | Shoulder fillet diameter台肩倒角直径 | bending strength ratio 弯曲强度比 | ||
In
| mm | in | mm | ||||
NC23-31 | 79.4 | 31.8 | 9150 | 76.1 | 2.57:1 | ||
NC26-35 | 88. 9 | 38.1 | 9150 | 82.9 | 2.42:1 | ||
NC31-41 | 104.8 | 50.8 | 2 | 9150 or 9450 | 100.4 | 2.43:1 | |
NC35-47 | 120.7 | 50.8 | 2 | 9150 or | 114.7 | 2.58:1 | |
NC38-50 | 127.0 | 5 | 57.2 | 9150 or 9450 | 121.0 | 2.38:1 | |
NC44-60 | 152.4 | 6 | 57.2 | 9150 or 9450 | 144.5 | 2.49:1 | |
NC44-60 | 152.4 | 6 | 71.4 | 2-13/16 | 9150 or 9450 | 144.5 | 2.84:1 |
NC46-62 | 158.8 | 57.2 | 9150 or 9450 | 149.2 | 2.91:1 | ||
NC46-62 | 158.8 | 71.4 | 2-13/16 | 9150 or 9450 | 150.0 | 2.63:1 | |
NC46-56 | 165.1 | 57.2 | 9150 or 9450 | 154.8 | 2.76:1 | ||
NC46-56 | 165.1 | 71.4 | 2-13/16 | 9150 or 9450 | 154.8 | 3.05:1 | |
NC46-47 | 171.4 | 57.2 | 9150 or 9450 | 159.5 | 3.18:1 | ||
NC50-67 | 177.4 | 71.4 | 2-13/16 | 9150 or 9450 | 159.5 | 2.37:1 | |
NC50-70 | 177.8 | 7 | 71.4 | 2-13/16 | 9150 or 9450 | 164.7 | 2.54:1 |
NC50-70 | 177.8 | 7 | 71.4 | 2-13/16 | 9150 or 9450 | 164.7 | 2.73:1 |
NC50-72 | 184.2 | 71.4 | 2-13/16 | 9150 or 9450 | 169.5 | 3.12:1 | |
NC56-77 | 196.8 | 71.4 | 2-13/16 | 9150 or 9450 | 185.3 | 2.70:1 | |
NC56-80 | 203.2 | 8 | 71.4 | 2-13/16 | 9150 or 9450 | 190.1 | 3.02:1 |
209.6 | 71.4 | 2-13/16 | 9150 or 9450 | 195.7 | 2.93:1 | ||
NC61-90 | 228.6 | 9 | 71.4 | 2-13/16 | 9150 or 9450 | 212.7 | 3.17:1 |
241.3 | 76.2 | 3 | 9150 or 9450 | 223.8 | 2.81:1 | ||
NC70-79 | 247.6 | 76.2 | 3 | 9150 or 9450 | 232.6 | 2.57:1 | |
NC70-100 | 254 | 10 | 76.2 | 3 | 9150 or 9450 | 237.3 | 2.81:1 |
279.4 | 11 | 76.2 | 3 | 9150 or 9450 | 266.7 | 2.84:1 | |
3.Pictures
4.FAQ
We have organized several common questions for our clients，may help you sincerely：
①How about your company？
A world class manufacturer & supplier of castings forging in carbon steel and alloy steel，is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirement.
②How to guarantee the quality of the products？
We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.
③How long can we receive the product after purchase?
In the purchase of product within three working days, We will arrange the factory delivery as soon as possible. The pecific time of receiving is related to the state and position of customers.Commonly 7 to 10 working days can be served.
