{"id":1829,"date":"2023-10-24T08:38:54","date_gmt":"2023-10-24T08:38:54","guid":{"rendered":"https:\/\/waldunsteel.com\/?post_type=portfolio&p=1829"},"modified":"2023-11-13T02:51:32","modified_gmt":"2023-11-13T02:51:32","slug":"aisi-4330-4330v-steel","status":"publish","type":"portfolio","link":"https:\/\/waldunsteel.com\/fr\/des-produits-2\/acier-aisi-4330-4330v\/","title":{"rendered":"AISI 4330 \/ 4330V Steel"},"content":{"rendered":"

AISI 4330 \/ 4330V Steel<\/h1>\n

\"AISI<\/a><\/p>\n

WALDUN is one of the best AISI 4330 \/ 4330V Steel<\/b><\/strong> manufacturers and suppliers<\/b><\/strong>\u00a0in China<\/b><\/strong>,<\/b><\/strong>\u00a0you can get\u00a0<\/b><\/strong>ound rods,square\/flat bars,rollers,shafts,blocks and forging pieces<\/b><\/strong>\u00a0with competitive price<\/b><\/strong>.<\/b><\/strong><\/p>\n

AISI 4330 \/ 4330V Steel is a general nickel-molybdenum alloy steel as per American standard which has high strength,toughness and excellent hardenability. AISI 4330 \/ 4330V Steel is usually supplied under quenched and tempered condition at the hardness of 24 \u2013 29HRc.<\/p>\n

Typical applications are for structural use, such as aircraft landing gear, power transmission gears and shafts and other structural parts.<\/p>\n

AISI 4330 \/ 4330V Steel Chemical Composition<\/b><\/strong><\/span><\/h2>\n\n\n\n\n
GRADE<\/td>\nC<\/td>\nSi<\/td>\nMn<\/td>\nP<\/td>\nS<\/td>\nCr<\/td>\nMo<\/td>\nNi<\/td>\nV<\/td>\n<\/tr>\n
4330<\/td>\n0.30-0.34<\/td>\n0.15-0.35<\/td>\n0.75-1.00<\/td>\n\u2264 0.035<\/td>\n\u2264 0.035<\/td>\n0.75-1.00<\/td>\n0.40-0.50<\/td>\n1.65-2.00<\/td>\n0.05-0.10<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

AISI 4330 \/ 4330V Steel <\/b><\/strong>SIZE & TOLERANCE & PROCESS<\/b><\/strong><\/span><\/h2>\n\n\n\n\n\n\n\n
Shape<\/td>\nSize(mm)<\/td>\nProcess<\/td>\nTolerance<\/td>\nLength(mm)<\/td>\n<\/tr>\n
Round<\/td>\n\u03a66-\u03a650<\/td>\nCold Drawn<\/td>\nH11<\/td>\n3000-5800<\/td>\n<\/tr>\n
Round<\/td>\n\u03a640-\u03a6300<\/td>\nHot Rolled<\/td>\n-0\/+3mm<\/td>\n3000-10000<\/td>\n<\/tr>\n
Round<\/td>\n\u03a6120-\u03a61000<\/td>\nHot Forged<\/td>\n-0\/+3mm<\/td>\n3000-10000<\/td>\n<\/tr>\n
Flat\/Square\/Block<\/td>\nThickness:120-800
\nWidth:120-1500<\/td>\n		Hot Forged<\/td>\n-0\/+3mm<\/td>\n500-6000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

AISI 4330 \/ 4330V Steel <\/b><\/strong>HEAT TREATMENT<\/b><\/strong><\/span><\/h2>\n

Normalizing For AISI 4330 \/ 4330V Steel<\/b><\/strong>
\n1.Nominal normalizing temperature:840-900\u00b0C
\n2.Hold the temperature for several hours
\n3.Cooling in the air<\/p>\n

Annealing\u00a0 For AISI 4330 \/ 4330V Steel<\/b><\/strong>
\n1.Nominal Annealing\u00a0temperature:800-860\u00b0C
\n2.Cool slowly in the furance
\n3.Maximum Brinell hardness of 270<\/p>\n

Hardening and Tempering(QT)\u00a0 For AISI 4330 \/ 4330V Steel<\/b><\/strong>
\n1.Nominal Hardening temperature:830-865\u00b0C
\n2.Hold at this temperature then quench in oil
\n3.Tempering \u00a0as soon as possible when the temperature low to ambient temperature
\n4.Heat the steel carefully to a suitable temperature selected by reference to a tempering chart or table
\n5.The usual tempering temperature is 600\u00b0C which depending on the actual requirements
\n6..keep the material out of the furnace ,then cool in the air<\/p>\n

AISI 4330 \/ 4330V Steel Mechanical Property(<\/b><\/strong> for reference only)<\/i><\/b><\/em><\/strong><\/h2>\n

1.Tensile strength: 1020MPa
\n2.Yield point: 945MPa
\n3.Percentage reduction of area after fracture: 55%
\n4.Elongation after fracture: 13%
\n5.Impact test (+20\u00b0C): Transverse \u2013 27~32J; Longitud \u2013 45~50J<\/p>\n

AISI 4330 \/ 4330V Steel <\/b><\/strong>DELIVERY CONDITION<\/b><\/strong><\/span><\/h2>\n

1.Shape:Round\/Square \/ Flat\/Shafts\/Rollers\/Blocks
\n2.Surface condition:Black surface\/Bright surface
\n3.Heat Treatment:Normalized\/Annealed\/QT
\n4.Straightness:Max 3mm\/m(Enhanced straightness may be available on request)
\n5.Length:3000-5800mm suitable for 20\u2033container. \u00a0above 6000mm,suitable for 40\u2033 container
\n6.Grain Size: 5-8 acc to ASTM E112-96
\n7.Typcial Hardness:HRC28-32
\n8.Ultrasonic Standard: Sep1921\/ASTM A388\/EN 10228-3
\n9.Non Metallic Inclusion:\u00a02 max acc to ASTM E45 \/K4\u226420 acc to\u00a0DIN 50602
\n10.Forging Ratio:\u00a0minimum 4 : 1
\n11.Marking:\u00a0Grade\/Weight\/Length\/Size\/Heat Number<\/p>\n

AISI 4330 \/ 4330V Steel <\/b><\/strong>QUALITY CERTIFICATION<\/b><\/strong><\/span><\/h2>\n

<\/b>A material test report(Inspection Certificate EN 10204 3.1) will be provided, documenting the following:
\n1.Chemical analysis
\n2.Mechanical properties
\n3.Surface hardness
\n4.Non Metallic Inclusion
\n5.Heat Treatment Process
\n6.Grain size
\n7.Forging ratio
\n8.NDE test method\/criteria<\/p>\n<\/div><\/section><\/div>

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