The China API 11B Sucker Rod Coupling Factory specializes in manufacturing high-quality sucker rod couplings made from 40Cr steel, a type of alloy steel known for its strength and durability. These couplings are designed without wrench flats, featuring a full-size design with dimensions of 1 inch by 7/8 inch. They are equipped with API-threaded ends to ensure compatibility and reliability in various applications.
Product Item: API 11B Sucker Rod Coupling, Sucker Rod without Wrench Flat
Type: Coupling
Standard: API 11B
Material: 40Cr Steel
Size: 1 Inch * 7/8 Inch, Full Size
Coating: Non-Metallic Phosphate Coating
Thread: 7/8 Inch API Box to 1 Inch API Box