Payment & Shipping Terms:
|Product Name:||822H17 Hot Rolled Steel Bar ,Alloy Steel Bar With Q+T , Surface Condition Peeled/polished/turned,Length As Your Request||Material Grade:||17CrNiMo6/1.6587/18CrNiMo7-6/EN355/822H17/817M17/17CrNiMo7/4820|
|Surface:||Machined/peeled/polished/turned||Delivery Conditio:||Annealed/hot Rolled/cold Drawn/quenched & Tempered|
|Ultrasonic Test:||According To SEP 1921-84||Process:||EAF+LF+VOD+Forged+Rolled +Heat Treatment(optional)|
alloy steel round bar,
spring steel round bar
Heavy-duty arbors, bushings, wear pins,bearings, sprockets, gears and shafts etc.
Or can be used for high tensile applications uncarburised but through hardened and tempered. Severely stressed components for mechanical engineering and automobile industry
Germany W.Nr. 1.6587
Great Britain EN 17CrNiMo7
EN 10084 DIN 18CrNiMo7-6
EN355, 822A17, 822H17, 817M17
USA AISI 4820
ISO 683-11 18CrNiMo7
Chemical Composition (%):
Sulphur 0.035 max
Process: EAF+LF+VOD+Forged+Rolled+Heat Treatment(optional)
Black, Peeled(K12), Cold Drawn, Turned & Polished(H10, H11), Precision Ground(H9, H8)
Test: Ultrasonic test according to SEP 1921-84
Heat to 650-700oC, cool slowly in furnace. This will produce a maximum Brinell hardness of 229.
Intermediate Annealing: 630-650oC.
Core Hardening: 830-870oC, water.
Case Hardening: 780-820oC, water.
Normalizing: 850-880oC, air.
Tempering temperature: 150-200oC.
Soft annealed treated: max. 229 HB.
Treated for cold shearability: max. 255 HB.
Treated for strength: max. 229 HB.
Treated for ferite and pearlite structure and hardness range: 159-207 HB.
Certificate of Quality: issued in English, in addition the normal terms, production process, the mechanical property yield strength, tensile strength, elongation and hardness, forged ratio, UT test result, Grain size, heat treatment methods and the sample of is shown on the Certificate of Quality.
Marking: Heat No. will be cold stamped and Steel grade, diameter mm, length mm, and the manufacturer LOGO and weight kg is painted.
Contact Person: Neya
Product name: 826M40 Hot Rolle Steel Bar,Alloy Steel Round Bar With Peeled& Turned Surface, Size 10-350mm, Quenched & Tempered
Material grade: X9940/EN26/40NiCrMo10 4/DIN1.6745/826M40
Delivery condition: hot rolled/cold drawn/annealed/quenched&temperd
Surface condition: black surface/peeled/polished/turned/rough turned