1.size range:from 4-1/2” to 20”
2.Thread type:BTC,LTC,STC for casing couplings,also supply the customization threads as per client’s request.
3.Technical standard:According to API 5CT and API 5B
4.Quantity:Negotiable, according to client’s demand.
5.Every product has its own inspection record in the whole process of production to keep the traceability of products.If you are looking for a high quality,professional and fast delivery API 5CT coupling supplier please contact us.