Premium Thread Tubing Coupling

premium thread Tubing Coupling 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...
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Product Details

premium thread Tubing Coupling
Product Introduction
casing coupling  (2).jpg

GOST 632 coupling OTTM coupling NKT coupling. GOST 632 coupling / OTTM coupling / NKT coupling

The GOST 632 coupling is a Russian standard coupling. The tubing coupling is supplied for tubing GOST and casing GOST. Tubing couplings, quality assurance, welcome to consult and negotiate. The main specifications of the tubing coupling are: 2-3/8NU , 2-3/8EU , 2-7/8NU , 2-7/8EU , 3-1/2NU, 3-1/2EU, etc. Material: J55, K55, N80, L80, P110. Casing coupling specifications: coupling 5 1/2BTC,  5LTC, coupling 7LTC, coupling 7LTC, coupling 9 5/8 LTC coupling 13-3/8"K55 BTC, tubing coupling price, coupling 9-5/8 K55 BTC, coupling 5-1/2 K55 LTC


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
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 chamfer coupling


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n80 NU tubing collar


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 casing coupling

Production Flow Chart
接箍加工流程图


Product Package
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Wooden pallets


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Wooden pallets


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Wooden case

Exhibition ecchange


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 exhibition


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 exhibition


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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 .



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