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Yantai Yunsheng Petroleum Machine Accessories Co.,Ltd.

[Province: Shandong ]

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API Sub coupling

Payment Terms:	T/T

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Basic Info.

Technics: Forged
Type: Coupling
Material: Alloy
Connection: Others
Brand Name: YUNSHENG
Model No.: 1x1-1/8
Place of Origin: Shandong
Min.Order: 500 Piece/Pieces

Supply Capacity

Production Capacity: 20000pcs/month
Packing:Wooden Case

Yantai Yunsheng Petroleum Machine Accessories, Co., Ltd , funded in 1997, presently is one of biggest enterprises producing double protection sucker rod couplings inside China. We now have more than 10 production lines then we can supply 20000 pcs SM sucker rod coupling per month.

All of our couplings including API Class T Sucker Rod Couplings, API spray metal sucker rod couplings and API Change-Over Sucker Rod Couplingsare made full in line with API SPEC 11B, with the size range of 5/8", 3/4", 7/8", 1”, 1-1/8”.

Paramater of coupling perfomance:

1"*1-1/8"FS API Sub coupling

1)Type: T&SM

2)Coupling diameter: 1"*1-1/8"

-O.D: 2-3/8"[60.33mm]

-Length: 5"[127mm]

3 )Weight:1.56KG/Pcs

4)Material: AISI 5I40

5)SM Coupling Spray Material: Ni60A Alloy Coating

6)Basic Hardness: HRC 16-23

7)SM Coupling Surface Hardness: HRC 55-62

8)SM Coupling Coat Thickness(in): 0.01in ~ 0.02in

9)SM Coupling Hole rate: <2%

10)SM Coupling Min. Hardness of the layer: 595HV_0.2

11) Operating Temperature: -1000~400℃

12) Life: Class SM Sub Coupling > 180 days;

Class T Sub Coupling > 90 days
13)Standard: API Spec 11B

14) Package: wooden case

15) Payment Terms:T/T

Our New Products

1) Full Size SM Coupling with great bevel edge

2) Two-way Cambered Protection SM Coupling

If you have any interest in our sucker rod couplings, please do not hesitate to let we know, and we'll supply you with our high quality products and best services.

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