Dia: 10mm - 65mm Length: 2.0m - 6.0m 1.Material: 40CrNiMo,20CrMnMo,20CrNi2MoA,18CrNiMo7-6, AISI8822H(20CrNiMo), G20Cr2Ni4,GCr15SiMn,GCr18Mo, 16Mn,16MND5,SA105, 38CrMoAl, SACM645,41AIGMo7, 34CrNi3Mo,30Cr2Ni4MoVE and 34CrMo1,SKD61, H13,H11(1.2343),1.2714, 2.25Cr-1Mo and 1.25Cr-0.5Mo,1-4Cr13,304(L), 321,316(L), P91 and P22, AISI4150M,AISI4140,AISI4130,34CrMo1,34CrNi3Mo, 28CrNiMoV,X12,42CrMo, ...