3-1/2 Coupling

3-1/2 Coupling

3-1/2 coupling shall be machined from the coupling blank,and made from the coupling material ,coupling stocks or hot forging.
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Product Details

Product Description:

3-1/2 coupling shall be machined from the coupling blank,and made from the coupling material ,coupling stocks or hot forging.


Specification

OD Size

30mm-711mm

Wall thickness (W.T.)

2mm-60mm

Length

R1-R3 or as customer's requirements

International Standard

ISO 9001-2008

Standard

API 5CT

Materials

API J55, API K55, API L80, API N80,API P110,H40,M65,C90,T95,C95,Q125,V150etc.

Ends

In plain ends or bevelled ends or as per customer's requirements

Packing

1.Packed in waterproof plastic bags

2.Big OD:in bulk

3.Small OD:packed by steel strips

4.According to the requirements of customers

Coupling

BTC (Buttress Thread Coupling),
STC (Stub(Short) Thread Connector),
LTC (Long Thread Connector)

NUE

EUE

VAM
or no thread

Main market

Middle East,Africa, Asia and some European country and America ,Australia

Country of origin

China Tianjin

Surface Treatment

2PE,3PE,Black painted,anti-corrosion oil or as per your requirement

Marking: as per customer's requirement

 Inspection

With Hydraulic Testing, Eddy Current , Infrared Test

Payment

1.Payment terms :T/T ,L/C

2.Terms of trade :FOB ,CFR,CIF ,EXW

3.Minimum order :25 tons


Available Size

API  Oil  Casing  Pipe            

Outer  Diameter

Wall    Thickness


     Grade


     Thread


     Length


     in


     mm


     kg/m


     lb/ft

4 1/2"

114.3

14.14-22.47

9.50-15.10

J55/N80/P110/K55/L80

LTC/STC/BTC

R1/R2/R3

5"

127

17.11-35.86

11.50-24.10

J55/N80/P110/K55/L80

LTC/STC/BTC

R1/R2/R3

5 1/2"

139.7

20.83-34.23

14.00-23.00

J55/N80/P110/K55/L80

LTC/STC/BTC

R1/R2/R3

6 5/8"

168.28

29.76-35.72

0.00-24.00

J55/N80/P110/K55/L80

LTC/STC/BTC

R1/R2/R3

7"

177.8

25.30-56.55

17.00-38.00

J55/N80/P110/K55/L80

LTC/STC/BTC

R1/R2/R3

7 5/8"

193.68

35.72-63.69

24.00-42.80

J55/N80/P110/K55/L80

LTC/STC/BTC

R1/R2/R3

8 5/8"

219.08

35.72-72.92

24.00-49.00

J55/N80/P110/K55/L80

LTC/STC/BTC

R1/R2/R3

9 5/8"

244.48

48.07-86.91

32.30-58.40

J55/N80/P110/K55/L80

LTC/STC/BTC

R1/R2/R3

10 3/4"

273.05

48.73-97.77

32.75-65.70

J55/N80/P110/K55/L80

LTC/STC/BTC

R1/R2/R3

11 3/4"

298.45

62.50-89.29

42.00-60.00

J55/N80/P110/K55/L80

LTC/STC/BTC

R1/R2/R3

13 3/8"

339.72

71.43-107.15

48.00-72.00

 J55/N80/P110/K55/L80

LTC/STC/BTC

R1/R2/R3

 

Package&Delivery

Package

Standard Steel Frame

Delivery

Within 15 working days

Shippment

EXW,CFR,CIF By air, By sea


Our Services/Warranty

As a professional manufacturer, we provide follow services:

1.Lower price

2.ONE year warranty and life time maintenance

3.In time delivery.

4.High Quality assurance.. 

 

Inquiry