20 Inch K55 Casing Collar

20 Inch K55 casing collar Product Introduction Product Specifutio n Production Details Production Flow Chart Product Package Exhibition ecchange FAQ Q1: How long is your delivery time? According to the quantity of per size.Generally it is with 7 days if the goods are in stock,or it is 15-20 days...
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Product Details

20 Inch K55 casing collar
Product Introduction
casing coupling  (2).jpg

Oil casing coupling is the necessary work piece to connect two tubing casings. The manufacturing method is the same as the seamless pipe, 7 'casing coupling BTC, and domestically made of special steel such as J55 N80. Both ends of the steel pipe have internal threads to connect with the upper and lower oil pipes. In order to ensure the tightness of the joint, there are strict requirements on the accuracy of the thread.

Domestic oil casing is divided into non-thickened oil casing couplings and thickened oil casing couplings at both ends.

Processing procedure

Car end face-car outer circle-boring-car internal thread-inspection-phosphating

Tubing coupling:

Specification: 1.315 ''-4-1 / 2''Thread type: EUE / UPTBG , NUE / TBG.

Casing coupling:

Specification: 4-1 / 2``-20 ''. Thread type: SC , LTC , BTC 


Product Specifution

Size

coupling OD (mm)

Boring OD.(mm)

weight (kg)

4-1/2”

133.35

116.68

6.89

5”

147.32

129.38

8.38

5-1/2”

160.02

142.08

9.3

6-5/8”

187.71

170.66

11.01

7”

200.03

180.18

13.98

7-5/8”

215.90

197.64

15.82

8-5/8”

244.48

223.04

20.86

9-5/8”

269.88

248.44

23.16

10-3/4”

298.45

277.02

25.74

11-3/4”

323.85

302.42

28.03

13-3/8”

365.12

343.69

31.77

16”

431.8

411.96

40.28

18-5/8”

508.00

479.63

62.68

20”

533.40

513.56

50.1


Production Details
QQ图片20181227145035.png

 chamfer coupling


QQ图片20181221131707.jpg

n80 NU tubing collar


QQ图片20190404105750.jpg

 casing coupling

Production Flow Chart
接箍加工流程图


Product Package
QQ图片20190102095639.jpg

Wooden pallets


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Wooden pallets


IMG_20170713_100704.jpg

Wooden case

Exhibition ecchange


微信图片_20191019103247.jpg

 exhibition


QQ图片20191125160008.jpg

 exhibition


微信图片_20190622154440.jpg

customers visit

Seperate Line


FAQQ1:  How long is your delivery time?

         According to the quantity of per size.Generally it is with 7 days if the goods are in stock,or it is 15-20 days if the goods are not in stock


Q2: What is your terms of payment ?
       30% T/T in advance ,balance before shippment.


Q3: Do you provide samples ? is it free or extra ?
       Yes, we could offer the sample for free charge but do not pay the cost of freight.


Q3: the terms?
       FOB,CIF,CFR,EXW .



联系方式
Hot Tags: 20 inch k55 casing collar, China, manufacturers, factory, in stock

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