GB6479 Seamless steel tubes for high-pressure for chemical fretilizereouzoments , OD :10mm to 508mm, thickness :1mm to 40mm
| Mechanical Property | Chemical Composition(%) | ||||||||||||
| Generalize | Std.Symbol | Yield Point(N/mm) (Min) | Tensile strength (N/mm) (Min) | Gauge Length(mm) | Elongation(%)(Min) | C(Max) | Si(Max) | Mn(Max) | P(Max) | S(Max) | Cr | Mo | V |
| High pressure seamless steel pipes for chemical fertilizer equipment | GB6479-10 | 205 | 335-490 | 5.65 A | 24 | 0.07- 0.14 | 0.35-0.65 | 0.035 | 0.035 | -- | -- | ||
| GB6479-20G | 245 | 410-550 | 5.65 A | 24 | 0.17-0.24 | 0.35-0.65 | 0.035 | 0.035 | |||||