API SM Sucker rod coupling

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API Class SM  coupling
1)Type: class T, FS and SH coupling
2)Coupling diameter:  5/8 ",3/4",7/8",1",1-1/8"
3) Weight: 0.41-1.29 KG/Pcs
4)Material: AISI 5I40
5)Basic Hardness: HRC 16-23
6)Operating Temperature: -1000~400
7) Life: > 90 days
8)Standard: API Spec 11B
9)Package: wooden case
10)Port: Qingdao
11)Payment Terms: T/T
Our New Products
1) SM Coupling with great bevel edge
2) Two-way Cambered Protection 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.

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".

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Ms. Victoria (Sales Manager)
Tel: 86-535-6908536
Mobile: 86-15854569883
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Yantai Yunsheng Petroleum Machine Accessories Co.,Ltd.
Dongxing Road, Yantai, Shandong, China (Mainland) / 264003
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