Premium thread is also called high airtightness thread, which is similar to VAM TOP, NEW VAM, CS, 511, JFE and other threads, and has high sealing and corrosion resistance.
Premium connections are now widely used in the field of oil drilling, which can greatly increase the service life of drilling operations. Premium thread is also called high airtightness thread, which is similar to VAM TOP, NEW VAM, CS, 511, JFE and other threads, and has high sealing and corrosion resistance.
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