SPINNERET

  • The Materials of Spinneret:
  • Type contrast AISI 304 316 316 317L
    DIN 1.4301 1.4401 1.4404 1.4438
    JIS SUS304 SUS316 SUS316L SUS317L
    GB 0Cr18Ni9 - 0Cr17Ni14Mo2 -
    Main Chemical Composition C≤ 0.08 0.08 0.03 0.03
    Cr 18-20 16-18 16-18 18-20
    Ni 8-10.5 10-14 10-14 11-15
    Mo - 2-3 2-3 3-4
    Cu - - - -
    Ti - - - -
    Nb/Ta - - - -
    Mechanical and Physical Properties Density(g/cm3) 7.9 7.95 7.95 7.95
    Yield strength(MPa) ≥196 ≥205 ≥176 ≥176
    Tensile Strength (MPa) 496-600 496-600 480-600 480-600
    Elongation(%) ≥50 ≥45 ≥50 ≥50
    Reduction of area(%) ≥60 ≥60 ≥60 ≥60
    Hardness of solution annealed(HB) 130-180 130-180 130-180 130-180
    Elastic Modulus(GPa) 197 197 197 197
    Magneticable None None None None
    Hardness range for spinnerets(HB) 130-180 130-180 130-180 130-180
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  • Type contrast AISI 321 431 630
    DIN 1.4541 1.4057 1.4542
    JIS SUS321 SUS431 SUS630
    GB 1Cr18Ni9Ti 1Cr17Ni2 0Cr17Ni4Cu4Nb
    Main Chemical Composition C 0.12 0.17 0.07
    Cr 17-19 15-17 15.5-17.5
    Ni 8-11 1.5-2.5 3-5
    Mo - - -
    Cu - - 3-5
    Ti 5*%C-0.8 - -
    Nb/Ta - - 0.15-0.45
    Mechanical and Physical Properties Density(g/cm3) 7.9 7.7 7.75
    Yield strength(MPa) ≥205 ≥588 ≥785
    Tensile Strength(MPa) 490-600 785-1370 840-1370
    Elongation(%) ≥50 ≥14 ≥14-22
    Reduction of area(%)
    ≥60 ≥45 ≥52-56
    Hardness of solution annealed (HB) 130-180 250-270 270-290
    Elastic Modulus(GPa) 197 204 -
    Magneticable - Yes Yes
    Hardness range for spinnerets(HB) 130-180 HRC26-35 HRC*28-44
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