Type: Coupling.
Material and Grade: API 5CT K55.
Manufacture Method: Hot Rolled.
Size: 4-1/2 Inch.
Surface Treatment: Painting/Oiled.
Independence Inspection: Chemical Test, Mechanical Test.
Application: For Oil Transportation, etc.
Packing: Pallet/In Bundles or As Your Requirements.
Payment Terms: TT/LC, West Union, Paypal and O/A.
Delivery Time: 7-25 Days after Receiving the Deposit.