Good User Reputation for Eccentric Casing System - BW HW NW Casing – TDS

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Good User Reputation for Eccentric Casing System - BW HW NW Casing – TDS Detail:

 

 

 

 

 

 

 

 

Product overview导航栏

1. Our Nw Hw Pw Casing Tubes are of the highest quality ,are manufactured to exacting specifications using advancing maching technoogy.

2. They are  manufactured from seamless steel tube by cold drawn.The material is XJY850/30CrMnSiA which meets the global standard. 

3. Drill rods are made  from quality heat treated materials which ensure superior strength, wear resistance and toughness in the most demanding applications.

4. Rods and casing are manufactured under stringent industry standards, and are field tested under a variety of conditions.

5. All rods are designed to be compatible with other rods manufactured to the standard  DCDMA.

Specification导航栏

Casing BW NW HW HWT PWT
Outer diameter OD mm (in) 73.03 (2.88) 88.90 (3.50) 114.30 (4.50) 114.30 (4.50) 139.70 (5.50)
Inner diameter ID – box shoulder mm (in) 60.33 (2.38) 76.20 (3.00) 101.60 (4.00) 101.60 (4.00) 127.00 (5.00)
Wall thickness mm (in) 6.35 (0.25) 6.35 (0.25) 6.35 (0.25) 6.35 (0.25) 6.35 (0.25)
Pin end length mm (in) 63.50 (2.50) 69.85 (2.75) 76.20 (3.00) 63.50 (2.50) 63.50 (2.50)
Thread pitch mm (in) 6.35 (0.25) 6.35 (0.25) 6.35 (0.25) 10.16 (0.40) 10.16 (0.40)
Weight kg/m (lb/ft) 11.71 (7.87) 12.96 (8.71) 16.95 (11.39) 16.95 (11.39) 20.94 (14.07)
Casing content volume L/m (gal/ft) 4.19 (0.34) 4.56 (0.37) 8.11 (0.65) 8.11 (0.65) 12.67 (1.02)
Hole volume L/m (gal/ft) 4.45 (0.36) 6.62 (0.53) 10.84 (0.87) 10.84 (0.87) 16.18 (1.30)
Casing/hole annulus volume L/m (gal/ft) 0.27 (0.02) 0.41 (0.03) 0.58 (0.05) 0.58 (0.05) 0.85 (0.07)
Min yield strength MPa (psi) 524.00 (76000.00) 524.00 (76000.00) 524.00 (76000.00) 524.00 (76000.00) 524.00 (76000.00)
Min tensile strength MPa (psi) 599.84 (87000.00) 599.84 (87000.00) 599.84 (87000.00) 599.84 (87000.00) 599.84 (87000.00)
Displacement volume L/m (gal/ft) 1.33 (0.11) 1.65 (0.13) 2.15 (0.17) 2.15 (0.17) 2.66 (0.21)
Burst pressure – box shoulder MPa (psi) 30.30 (4394.78) 24.24 (3515.00) 19.56 (2837.33) 14.98 (2172.33) 12.25 (1777.36)
Burst pressure – midbody MPa (psi) 79.74 (11565.22) 65.50 (9500.00) 50.94 (7388.89) 50.94 (7388.89) 41.68 (6045.45)
Collapse pressure – midbody MPa (psi) 72.81 (10559.55) 60.82 (8821.43) 48.11 (6978.40) 48.11 (6978.40) 39.79 (5770.66)

Product detail pictures:

Good User Reputation for Eccentric Casing System - BW HW NW Casing – TDS detail pictures

Good User Reputation for Eccentric Casing System - BW HW NW Casing – TDS detail pictures

Good User Reputation for Eccentric Casing System - BW HW NW Casing – TDS detail pictures


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Assume full responsibility to satisfy all needs of our clients; achieve continual advancements by endorsing the expansion of our purchasers; turn into the final permanent cooperative partner of clientele and maximize the interests of clients for Good User Reputation for Eccentric Casing System - BW HW NW Casing – TDS , The product will supply to all over the world, such as: Bangalore, Barbados, Angola, Faced with the vitality of the global wave of economic integration, we've been confident with our high-quality items and sincerely service to all our customers and wish we can cooperate with you to create a brilliant future.
  • Speaking of this cooperation with the Chinese manufacturer, I just want to say"well dodne", we are very satisfied.
    5 Stars By Anna from Montreal - 2017.09.28 18:29
    The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.
    5 Stars By Hedy from Rome - 2018.08.12 12:27
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