... T/T; 100% L/C at sight; Western Union; D/A; D/P; O/A MECHANICAL PROPERTIES Steel grade Yield strength Tensile strength ... YES YES 11.60 J,K,C,L,N,P 6.35 YES YES YES 13.50 C,L,N ... 2") 14.00 H,J,K 6.20 YES 15.50 J,K 6.98 YES YES YES 17.00 J ... YES 23.00 C,L,N,P,Q 10.54 YES YES 168.28(6 5/8") 20.00 H,J ... YES 177.80(7") 20.00 H,J,K 6.91 YES 23.00 J,K,C,L,N 8 ... 219.08(8 5/8") 24.00 J,K 6.71 YES 28.00 H 7.72 YES 32.00 ...