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|Usage:||Oilfield||Material:||API 5CT seamless steel pipe|
1. Structure of API Long Round Thread Casing Coupling Description
1.Grade:J55, K55, N80-1, N80-Q, L80, C90, P110
2.We also supply permium thread products by customer's request
3.Size: tubing coupling from 1.9" to 4-1/2",Casing coupling fro4-1/2"to 13-3/8"
4.Type: NU, EU(tubing coupling), STC,LC,BTC(casing coupling).
2. Main Features of API Long Round Thread Casing Coupling
1) Advanced test for quality
2) MTC provided
3) Good price and service
3. API Long Round Thread Casing Coupling Images
4. API Long Round Thread Casing Coupling Specification
5. FAQ of API Long Round Thread Casing Coupling
We have organized several common questions for our clients，may help you sincerely：
1) How about your company？
One of the leading manufacturers and suppliers specializing in this product in China, supply a wide variety of accessories consists of our one-stop sales. The integrated sales & service ensures customers with various demands an easier access for purchasing management.
2) How to guarantee the quality of the products？
We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.
3) How long can we receive the product after purchase?
In the purchase of product within three working days, We will arrange the factory delivery as soon as possible.
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