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Cold rolled seamless alloy/unalloy titanium pipes
Grade | status | Outer Diameter /mm | Wall thickness/mm |
Gr1 Gr2 Gr3 Gr4 Gr7 Gr11 Gr12 | Annealed (M) | >10~15 | 0.5,0.6,0.8,1.0,1.25,1.5,2.0 |
>15~20 | 0.6, 0.8,1.0,1.25,1.5,2.0,2.5 | ||
>20~30 | 0.6, 0.8,1.0,1.25,1.5,2.0,2.5 | ||
>30~40 | 1.25,1.5,2.0,2.5,3.0 | ||
>40~50 | 1.25,1.5,2.0,2.5,3.0,3.5 | ||
>50~60 | 1.5,2.0,2.5,3.0,3.5,4.0, | ||
>60~80 | 2.0,2.5,3.0,3.5,4.0,4.5 |
Welded tubes
Grade | status | Outer Diameter /mm | Wall thickness/mm |
Gr1 Gr2 Gr3 Gr4 Gr7 Gr11 Gr12 | Annealed (M) | 16 | 0.5,0.6,0.8,1.0 |
19 | 0.5,0.6,0.8,1.0,1.25 | ||
25 27 | 0.5,0.6,0.8,1.0,1.25,1.5 | ||
31 32 33 | 0.8,1.0,1.25,1.5,2.0 | ||
38 | 1.5,2.0,2.5 | ||
50 | 2.0,2.5 | ||
63 | 2.0,2.5 |
Welded-rolled tube
Grade | Status | Outer Diameter /mm | Wall thickness/mm |
Gr1 Gr2 Gr3 Gr4 Gr7 Gr11 Gr12 | Annealed (M) | 6~10 | 0.5,0.6,0.8,1.0,1.25 |
>10~15 | 0.5,0.6,0.8,1.0,1.25,1.5 | ||
>15~30 | 0.5,0.6,0.8,1.0,1.25,1.5,2.0 |
Mechanical properties:
Grade | Status | Mechanical properties in room temperature | ||
Tensile strength Rm/Mpa | Provision of non-proportional extension strength Rp0.2/Mpa | Break Elongation A50/% | ||
Gr1 | Annealed(M) | >=240 | 140~310 | >=24 |
Gr2 | >=400 | 275~450 | >=20 | |
Gr3 | >=500 | 380~550 | >=18 | |
Gr7 | >=400 | 275~450 | >=20 | |
Gr11 | >=240 | 140~310 | >=24 | |
Gr12 | >=460 | >=300 | >=18 | |
Industrial titanium alloy pipe