1.Material:Gr1,Gr2,Gr5,Gr7
2.Dia:0.5mm-7.0mm
3.MPa:280-440
4.Standard:ASTM B863
5.Straight wire or wire in coil
1.Material:Gr1,Gr2,Gr5,Gr7
2.Dia:0.5mm-7.0mm
3.MPa:280-440
4.Standard:ASTM B863,ASTM F67,ASTM F136
5.State:straight wire or wire in coil
4. Test:provide Bao Ti Center Physical and Chemical Test Report or Northwest Institute For Non-ferrous Metal Research Test Report
5.The diameter tolerances:
diameter | >0.5mm-1.0mm | >1.0mm-2.0mm | >2.0mm-4.0mm | >4.0mm-8.0mm |
tolerances | -0.06mm | -0.08mm | -0.10mm | -0.14mm |
6.Mechanical property
Material | Specifications mm | State | Room-temperature Mechanical properties, No less than,% | |||
σb Mpa(ksi) | σ0.2 Mpa(ksi) | δ % | ψ % | |||
Gr1 | 3.2-6.35 | Annealing (M) | 240 | 170 | 24 | 30 |
Gr2 | 345 | 275 | 20 | 30 | ||
Gr3 | 450 | 380 | 18 | 30 | ||
Gr4 | 550 | 483 | 15 | 25 | ||
Gr1 | 1.6-3.2 | 240 | 170 | 15 | --- | |
Gr2 | 345 | 275 | 12 | --- | ||
Gr3 | 450 | 330 | 10 | --- | ||
Gr4 | 550 | 483 | 8 | --- | ||
Gr1 | 1.0-1.6 | 240 | --- | 12 | --- | |
Gr2 | 345 | --- | 10 | --- | ||
Gr3 | 450 | --- | 8 | --- | ||
Gr4 | 550 | --- | 6 | --- | ||
7.Chemical composition
Material | Impurities content,Not more than,% | |||||||
Ti | Fe | C | N | H | O | Residual elements, | ||
single | total | |||||||
Gr1 | allowance | 0.20 | 0.08 | 0.03 | 0.010 | 0.18 | 0.10 | 0.40 |
Gr2 | allowance | 0.30 | 0.08 | 0.03 | 0.010 | 0.25 | 0.10 | 0.40 |
Gr3 | allowance | 0.30 | 0.08 | 0.05 | 0.010 | 0.35 | 0.10 | 0.40 |
Gr4 | allowance | 0.50 | 0.08 | 0.05 | 0.010 | 0.40 | 0.10 | 0.40 |
