L80 BTC Couplings PSL2 18-5/8" 115ppf
Forwell can supply the large size casing coupling such as 10-3/4",13-3/8";16",18-5/8" and 20" couplings.
Also capacity can be non-API standard size such as 115PPF for 18-5/8"coupling or pup joints.Grade can be J55,K55,N80,L80 etc.
