0Cr17Ni4Cu4Nb stainless steel
Outline
0Cr17Ni4Cu4Nb
0Cr17Ni4Cu4Nb is precipitation hardening, martensitic stainless steel.
This class can not be used above 300 o C (572 o F) or very low temperatures, dilute acid or its salt air and has good corrosion resistance, corrosion resistance and its 304 and 430 the same.
Cited applications
· Offshore platforms, helicopter deck, and other platforms
· Food Industry
· Pulp and paper industry
· Aerospace (turbine blades)
· Mechanical components
· Drums of nuclear waste
0Cr17Ni4Cu4Nb is precipitation hardening, martensitic stainless steel, and this level has a high strength, hardness and corrosion resistance properties. After heat treatment, the mechanical properties of the product more complete, can reach up to 1100-1300 mpa (160-190 ksi) of compressive strength. This class can not be used above 300 ℃ (570F) or very low temperatures, dilute acid or its salt air and has good corrosion resistance, corrosion resistance and its 304 and 430 the same.
Chemical composition
C Si Mn P
≤ 0.07 ≤ 1.00 ≤ 1.00 ≤ 0.035
S Ni Cr Mo
≤ 0.030 3.00-5.00 15.5-17.5 -
Cu Nb Other
3.00-5.00 0.15-0.45 -
Lead
U.S. ASTMS17400, AISI630, UNS630 chemical composition
C Si Mn P
≤ 0.07 ≤ 1.00 ≤ 1.00 ≤ 0.040
S Ni Cr Mo
≤ 0.030 3.00-5.00 15.5-17.5 -
Cu Nb Other
3.00-5.00 0.15-0.45 -
Japan SUS630
Chemical composition
C Si Mn P
≤ 0.07 ≤ 1.00 ≤ 1.00 ≤ 0.040
S Ni Cr Mo
≤ 0.030 3.00-5.00 15.5-17.5 -
Cu Nb + Tao other
3.00-5.00 0.15-0.45 -
European X5CrNiCuNb16-4
Chemical composition
C Si Mn P
≤ 0.07 ≤ 1.00 ≤ 1.00 ≤ 0.040
S Ni Cr Mo
≤ 0.030 3.00-5.00 15.5-17.5 -
Cu Nb + Tao other
3.00-5.00 0.15-0.45 -
Mechanical properties:
Tensile strength σb (MPa): 480 ℃ aging, ≥ 1310; 550 ℃ aging, ≥ 1060; 580 ℃ aging, ≥ 1000; 620 ℃ aging, ≥ 930
Conditions yield strength σ0.2 (MPa): 480 ℃ aging, ≥ 1180; 550 ℃ aging, ≥ 1000; 580 ℃ aging, ≥ 865; 620 ℃ aging, ≥ 725
Elongation δ5 (%): 480 ℃ aging, ≥ 10; 550 ℃ aging, ≥ 12; 580 ℃ aging, ≥ 13; 620 ℃ aging, ≥ 16
Reduction of area ψ (%): 480 ℃ aging, ≥ 40; 550 ℃ aging, ≥ 45; 580 ℃ aging, ≥ 45; 620 ℃ aging, ≥ 50
Hardness: solid solution, ≤ 363HB and ≤ 38HRC; 480 ℃ aging, ≥ 375HB and ≥ 40HRC; 550 ℃ aging, ≥ 331HB and ≥ 35HRC; 580 ℃ aging, ≥ 302HB and ≥ 31HRC; 620 ℃ aging, ≥ 277HB and ≥ 28HRC
Heat treatment process
Heat treatment and microstructure specifications:
Heat treatment specifications: 1) solid solution 1020 ~ 1060 ℃ rapid cooling; 2) 480 ℃ aging, after solution treatment, 470 ~ 490 ℃ air-cooled; 3) 550 ℃ aging, after solution treatment, 540 ~ 560 ℃ air-cooled; 4) 580 ℃ aging, after solution treatment, 570 ~ 590 ℃ air-cooled; 5) 620 ℃ aging, after solution treatment, 610 ~ 630 ℃ air-cooled.
Microstructure: the organization is characterized by precipitation hardening.
Outline
0Cr17Ni4Cu4Nb
0Cr17Ni4Cu4Nb is precipitation hardening, martensitic stainless steel.
This class can not be used above 300 o C (572 o F) or very low temperatures, dilute acid or its salt air and has good corrosion resistance, corrosion resistance and its 304 and 430 the same.
Cited applications
· Offshore platforms, helicopter deck, and other platforms
· Food Industry
· Pulp and paper industry
· Aerospace (turbine blades)
· Mechanical components
· Drums of nuclear waste
0Cr17Ni4Cu4Nb is precipitation hardening, martensitic stainless steel, and this level has a high strength, hardness and corrosion resistance properties. After heat treatment, the mechanical properties of the product more complete, can reach up to 1100-1300 mpa (160-190 ksi) of compressive strength. This class can not be used above 300 ℃ (570F) or very low temperatures, dilute acid or its salt air and has good corrosion resistance, corrosion resistance and its 304 and 430 the same.
Chemical composition
C Si Mn P
≤ 0.07 ≤ 1.00 ≤ 1.00 ≤ 0.035
S Ni Cr Mo
≤ 0.030 3.00-5.00 15.5-17.5 -
Cu Nb Other
3.00-5.00 0.15-0.45 -
Lead
U.S. ASTMS17400, AISI630, UNS630 chemical composition
C Si Mn P
≤ 0.07 ≤ 1.00 ≤ 1.00 ≤ 0.040
S Ni Cr Mo
≤ 0.030 3.00-5.00 15.5-17.5 -
Cu Nb Other
3.00-5.00 0.15-0.45 -
Japan SUS630
Chemical composition
C Si Mn P
≤ 0.07 ≤ 1.00 ≤ 1.00 ≤ 0.040
S Ni Cr Mo
≤ 0.030 3.00-5.00 15.5-17.5 -
Cu Nb + Tao other
3.00-5.00 0.15-0.45 -
European X5CrNiCuNb16-4
Chemical composition
C Si Mn P
≤ 0.07 ≤ 1.00 ≤ 1.00 ≤ 0.040
S Ni Cr Mo
≤ 0.030 3.00-5.00 15.5-17.5 -
Cu Nb + Tao other
3.00-5.00 0.15-0.45 -
Mechanical properties:
Tensile strength σb (MPa): 480 ℃ aging, ≥ 1310; 550 ℃ aging, ≥ 1060; 580 ℃ aging, ≥ 1000; 620 ℃ aging, ≥ 930
Conditions yield strength σ0.2 (MPa): 480 ℃ aging, ≥ 1180; 550 ℃ aging, ≥ 1000; 580 ℃ aging, ≥ 865; 620 ℃ aging, ≥ 725
Elongation δ5 (%): 480 ℃ aging, ≥ 10; 550 ℃ aging, ≥ 12; 580 ℃ aging, ≥ 13; 620 ℃ aging, ≥ 16
Reduction of area ψ (%): 480 ℃ aging, ≥ 40; 550 ℃ aging, ≥ 45; 580 ℃ aging, ≥ 45; 620 ℃ aging, ≥ 50
Hardness: solid solution, ≤ 363HB and ≤ 38HRC; 480 ℃ aging, ≥ 375HB and ≥ 40HRC; 550 ℃ aging, ≥ 331HB and ≥ 35HRC; 580 ℃ aging, ≥ 302HB and ≥ 31HRC; 620 ℃ aging, ≥ 277HB and ≥ 28HRC
Heat treatment process
Heat treatment and microstructure specifications:
Heat treatment specifications: 1) solid solution 1020 ~ 1060 ℃ rapid cooling; 2) 480 ℃ aging, after solution treatment, 470 ~ 490 ℃ air-cooled; 3) 550 ℃ aging, after solution treatment, 540 ~ 560 ℃ air-cooled; 4) 580 ℃ aging, after solution treatment, 570 ~ 590 ℃ air-cooled; 5) 620 ℃ aging, after solution treatment, 610 ~ 630 ℃ air-cooled.
Microstructure: the organization is characterized by precipitation hardening.
