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High Purity Stainless Steel Drilling String Non-Magnetic Oil Drilling Collar

High Purity Stainless Steel Drilling String Non-Magnetic Oil Drilling Collar

Brand Name:Renda
Certification:API
Minimum Order Quantity:1
Delivery Time:10-15 working days
Payment Terms:L/C, D/A, D/P, T/T, Western Union
Place of Origin:China
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Location: Beijing Beijing China
Address: Room 408-409, China Supply and Marketing Cooperative Foreign Trade Building, No.1 Shui’an South Street, Chaoyang District, Beijing, China.
Supplier`s last login times: within 10 hours
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Product Details

High purity stainless steel non-magnetic oil drilling collar , Drilling String


1.Product Description of non-magnetic drill collar
HYRD's non-magnetic drill collar are manufactured from integral non magnetic alloy steel accroding to API spec7 and SY/T5144. All thread can be phosphated, copperised or cold worked. All thread are machined with CNC Lathes-double-shouldered and special thread.

Product:

oilfield API non-magnetic drill collar

Size:

3 1/8"-11"

Delivery time:

30 days after receive the deposit.

Standard

API Spec 7-1

Payment Term:

30% advance by TT; Balance pay against shipping documents or irrevocable LC at sight


Magnetic Properties

MPS=(1×105/4π)A/m

Average: μr<1.010

2.Product Specification:

OD

ID

Length mm

Bevel Diamater
DF mm

Bend strength

mm

in

mm

in

79.4

3 1/8

31.8

1 1/4

9150

76.2

2.57:1

88.9

3 1/2

38.1

1 1/2

9150

82.9

2.42:1

104.8

4 1/8

50.8

2

9150 / 9450

100.4

2.43:1

120.7

4 3/4

50.8

2

9150 / 9450

114.7

2.58:1

127

5

57.2

2 1/4

9150 / 9450

121

2.38:1

152.4

6

57.2

2 1/4

9150 / 9450

144.5

2.49:1

152.4

6

71.4

2 13/16

9150 / 9450

145.5

2.84:1

158.8

6 1/4

57.2

2 1/4

9150 / 9450

149.2

2.91:1

158.8

6 1/4

71.4

2 13/16

9150 / 9450

150

2.63:1

165.1

6 1/2

57.2

2 1/4

9150 / 9450

154.8

2.76:1

165.1

6 1/2

71.4

2 13/16

9150 / 9450

154.8

3.05:1

171.4

6 3/4

57.2

2 1/4

9150 / 9450

159.5

3.18:1

171.4

6 3/4

71.4

2 13/16

9150 / 9450

159.5

2.37:1

177.8

7

57.2

2 1/4

9150 / 9450

164.7

2.54:1

177.8

7

71.4

2 13/16

9150 / 9450

164.7

2.73:1

184.2

7 1/4

71.4

2 13/16

9150 / 9450

169.5

3.12:1

196.8

7 3/4

71.4

2 13/16

9150 / 9450

185.3

2.70:1

203.2

8

71.4

2 13/16

9150 / 9450

190.1

3.02:1

209.6

8 1/4

71.4

2 13/16

9150 / 9450

195.7

2.93:1

228.6

9

71.4

2 13/16

9150 / 9450

212.7

3.17:1

241.3

9 1/2

76.2

3

9150 / 9450

223.8

2.81:1

247.6

9 3/4

76.2

3

9150 / 9450

232.6

2.57:1

254

10

76.2

3

9150 / 9450

237.3

2.81:1

279.4

11

76.2

3

9150 / 9450

266.7

2.84:1


3:Spiral grooving:


Size OD

Depth of Cut

Spirals

Direction

Pitch

Type

3 1/8" - 5"

7/32 ± 1/32

3

R.H.

38±1

A

6" - 6 1/4"

9/32 ± 1/18

3

R.H.

42±1

A

6 1/2" - 6 3/4"

5/18 ± 1/18

3

R.H.

46±1

A

7"

5/18 ± 1/18

3

R.H.

64±1

A

7 1/4" - 7 3/4"

11/32 ± 1/18

3

R.H.

64±1

B

8" - 8 1/4"

3/8 ± 1/18

3

R.H.

68±1

B

9" - 9 3/4"

13/32 ± 3/32

3

R.H.

72±1

B

10"

7/18 ± 3/32

3

R.H.

76±1

B

11"

15/32 ± 3/32

3

R.H.

80±1

B



China High Purity Stainless Steel Drilling String Non-Magnetic Oil Drilling Collar supplier

High Purity Stainless Steel Drilling String Non-Magnetic Oil Drilling Collar

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