Couplings - Sucker Rod Couplings:
Duralitte manufactures sucker rod couplings with quality materials under the requirements of API 11B.
The couplings are manufactured in a range of diameters from 3/4" to 1" and in grades SM and DES according to API 11B. Duralitte uses standard materials, according to API standards, CNC technology and the latest generation toolkit.
Each piece is controlled with certified gauges by dimensional attributes.
• Stainless Steel Sucker Rod Couplings
• DES Class Couplings
• SM Class Couplings
• T Class Couplings
• Polished Rod Couplings