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Coring Drill Pipe Casing For Geological Exploration / Water Well Drilling ISO & CE
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Coring Drill Pipe Casing For Geological Exploration / Water Well Drilling ISO & CE

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PQ HQ Casing rods casing pipe HWT HW NW PW Casing rods casing pipe

 

Specifications

1. various sizes are available
2. whole heat treatment
3. hard chromed on pin end.
4. NCN products

 

We manufacture Metric Casing and Flush-Jointed Casing and Flush-Coupled Casing.

Sizes include BW, NW, HW, PW, HWT, 46mm, 56mm, 66mm, 76mm, 86mm, 98mm(101mm), 113mm(116mm), 128mm(131mm), 146mm(143mm), 4", 5", 6", 8", 10", 12", NX, HX, PX, 89 mm,108 mm, 127 mm, 110 mm.

 

W casing overview

W casings are made in DCDMA standards and are available in AW, BW, NW, NWA, HW, and PW standards.

 

 

Casing rod specification:

 

C series Rod parameter-geological steel pipe-entire length thermal treatment, NC lathe with former cutters
Spec. Unit BCB NCB HCB PCB
OD/ID mm 55.6/46 71/60 89/77.8 114.3/101.6
Thickness mm 4.8 5.5 5.6 6.35
Length m 1.5 or 3 1.5 or 3 1.5 or 3 1.5 or 3
Weight kg/m 6.01 8.8 11.51 17.3
thread length mm 44.45 44.45 44.45 63.5
thread pitch thread/inch 3 3 3 2.5
box thread tooth height mm 0.76 0.76 0.76 1.17
pin thread tooth height mm 0.88 0.88 0.88 1.27
thread tooth angle . 29 29 29 29
tensile resistance(A series) kn 400 530 510 565
tensile resistance(B series) kn 450 615 625 660
bore depth m 1200 1000 900 800
           
RC series Rod parameter-geological steel pipe-entire length thermal treatment, NC lathe with former cutters
Spec. Unit BRC NRC HRC PRC
OD/ID mm 55.6/46 69.9/60.3 88.9/77.8 114.3/101.6
Length m 1.5 or 3 1.5 or 3 1.5 or 3 1.5 or 3
Weight kg/m 6.01 8.8 11.51 17.3
thread length mm 42 42 41.91 63.5
thread pitch thread/inch 3 3 3 2.5
box thread tooth height mm 0.76 0.76 0.76 1.17
pin thread tooth height mm 0.88 0.88 0.88 1.27
thread tooth negative angle . 5 5 5 5
tensile resistance(A) kn 450 525 545 565
tensile resistance(B) kn 530 625.5 602
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Mr. Mr. Liu
Tel: 86-531-12948866
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Contact Method
Sinotechdrill International Co., Ltd
No 10, Ligao International building,undefined, Jinan, Shandong, China (Mainland)
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