oil polished rod
1.polished rod 2.Specification:CYG1,CYG11/4,CYG11/2
(in) Specification (in)
|
(m) Length (m)
| Mechanical performance | ||||||
σb MPaTensile strength σb MPa
| MPaYield point σs MPa
|
%Tensile stretch 200mm δ %
| Reduction of area ψ %
|
JErichstm impact flexibility value AKVJ | Fatigue strength | |||
σ0.1 MPaσ0.1MPa | Cycle index | |||||||
CYG1 | 8.0,9.5,10.5,12 | 793~965 | ≥620 | ≥10 | ≥50 | ≥60.8 | 406 | ≥1×106 |
CYG11/4 | 8.0,9.5,10.5,12 | 793~965 | ≥620 | ≥10 | ≥50 | ≥60.8 | 406 | ≥1×106 |
CYG11/2 | 8.0,9.5,10.5,12 | 793~965 | ≥620 | ≥10 | ≥50 | ≥60.8 | 406 | ≥1×106 |
oil polished rod