- Pipe Fittings[8]
- Shaft Couplings[10]
- Other Petrochemical Related Products[8]
- Other Mechanical Parts[2]
- Other Machine Tools Accessories[5]
- Mining Machinery Parts[8]
- Other Mining Machinery[2]
- Steel Round Bars[1]
- Seals[1]
- Chemical Product Machinery Parts[1]
- Metal Processing Machinery Parts[1]
- General Mechanical Components Design Services[1]
- Universal Joints[1]
- Metallurgy Machinery Parts[1]
- Contact Person : Ms. Sun Nancy
- Company Name : Yantai Yunsheng Petroleum Machine Accessories Co., Ltd.
- Tel : 0086-535-6720805
- Fax : 0086-535-6720805
- Address : Shandong,Yantai,Laishan Shengquan Industrial Park,Yantai,China
- Country/Region : China
- Zip : 264003
3/4"*7/8"SH API Sub couplings
Paramater of coupling perfomance
API Sub coupling
1)Type: T&SM
2)Coupling diameter: 3/4"*7/8"
-O.D: 1-5/8"[41.3mm]
-Length: 4.5"[114.3mm]
3)Weight: 0.61 KG/Pcs
4)Material: AISI 5140
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: 595HV0.2
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 well supply you with our high quality products and best services.
3/4"*7/8"SH API Sub couplings
