C-98 Grade


C-98 spring steel stockholders and suppliers, delivering to the whole of the INDIA. This grade of spring steel has an average carbon content of 0.95%. Asian Steel Corporation are suppliers of C-98 Annealed spring steel strip conforming to BS1449 and BS5770 designations. C-98 strip is supplied in coil and can be cut and slit to your requirements. It is common for C-98 strip to be supplied with a polished surface finish; achieved by fine grinding, abrasive brushing or other similar type of process. With this polished finish C-98 strip is supplied with dressed edges or sheared to your required width. For spring applications it is recommended that C-98 be used in the hardened and tempered condition we also supply C-98 annealed spring steel.

HARDNESS: Generally material in this grade is stocked in fully annealed form with a hardness of 180 – 200 HV / VPN. Also as per customer’s request different hardness range such as half-hard or full hard can be achieved.

ANNEALING: Heat the steel slowly to 680-710°C, soak well. Cool slowly in the furnace.

HARDENING: Heat slowly to 820-840°C and allow it to be heated through. Quench in oil, brine or water.

TEMPERING: Temper the C-98 steel component immediately after quenching whilst still hand warm. Re-heat to the tempering temperature then soak for one hour per 25 millimetre of total thickness (2 hours minimum) Cool in air. For most applications tempering of C-98 will be between 550-660°C.

HEAT TREATMENT: If hardening C-98 consideration should be given to heat treatment temperatures, including rate of heating, cooling and soaking times etc. which may vary due to factors such as the shape and size of each C-98 spring steel component. Other considerations during the heat treatment process include the type of furnace, quenching medium and work piece transfer facilities. Please consult your heat treatment provider for full guidance on heat treatment of spring steels.

WELDING: We recommend you contact your welding consumables supplier who should provide you full assistance and information on welding spring steel grade C-98.

GROUND FLAT STOCK: Precision ground flat stock / gauge plate can be produced using C-98 steel. Subject to size suitability and availability of raw material pieces can be produced in approximately 2 to 3 weeks. Standard and non-standard sizes are available.


THICKNESS RANGE: 0.25 MM up to 6.00 MM range as per following divisions and thickness tolerance.

WIDTH RANGE: 5.00 MM up to 1250 MM however we can slit as per customers requirement.

EDGE CONDITION: Mill Edge, Sheared Edge

COIL FORM: Material can be supplied in coil form

SHEET FORM: Material can be supplied in sheet form as well
Usually in coils, thicker strips can also be supplied in cut to length and leveled strips
Coil ID 300-500mm as per mutual agreement with buyer
Coil weight as per mutual understanding with buyer
SURFACE FINISH: Surface finish is bright suitable for electroplating

APPLICATION: Various types of Blades, Surgical Blades, Knives, including wood cutting saws, masonry tools, clutches, agricultural tools, knives, doctor blades, saw blades, shims, washers and flat springs. Etc.




We Accept Orders For Other Specific Thickness. However The Order Quantity And Lead Time For Supply Is To Be Confirmed By Us.
Contact Our Experienced Sales Team To Help You With Your C-98 Grade steel questions and enquiry by Email or Telephone. The questions will be reply in 24 hours.

Email – asiansteelcorp99@yahoo.com Or Mob – 9322826219


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