oil casing full range hammer union thread protectors hammer union

Oil casing manufacturers Dalipu pipe fittings hammer union cap Product name Oil casing manufacturers products steel pipe fittings hammer union Size 1"-5' Pressure of word 14Mpa Surface Black painting,varnish paint, anti rust oil, hot galvanized, cold galvanized, 3PE,etc. Package Plastic film,wooden cases ,wooden pallet,or on customers' request Capacity 20000piece/month Advantages Reasonable price with excellent quality；Abundant stock and prompt delivery；Rich supply and export