non-magnetic drill collar for sale
2000.0~4000.0 USD
| Min. Order: | 1 Piece/Pieces |
|---|---|
| Trade Term: | FOB |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 1000pc/month |
| Place of Origin: | Shanxi |
Company Profile
| Location: | Taiyuan, Shanxi, China (Mainland) |
|---|---|
| Business Type: | Manufacturer |
| Main Products: | Drill Collar, Spiral Drill Collar, Non-magnetic Drill Collar, Square Kelly, Kexagonal Kelly |
Product Detail
| Model No.: | 3 1/8-11 |
|---|---|
| Means of Transport: | Ocean |
| Brand Name: | WEI GAO |
| Production Capacity: | 1000pc/month |
| Packing: | negotiable |
| Delivery Date: | 7days |
Product Description
It's made from N1310 low carbon alloy-steel, refined and forged by strict chemical analysis to reach its mechanical properties. It has favorable low-permeability, high-strength mechanical properties, great splitting properties of corrosion resistance and excellent abrasion performance.
When MPS=1×105/4π A/m, its relatively magnetic permeabilityμr≤1.010
When any distance by the inner hole is 100mm, its field gradient≤0.05μT
lMagnetic permeability (MPS=1×1×105/4π Nm)
lMax: 1.010
lAverage value: μr≤1.005
lField gradient (hot spot)
lMax: B≤0.05
