IS 7806 Grade 4A Stockist, IS 7806 Grade 4A Equivalent Steel

IS 7806 Grade 4A
2024-04-12 08:16:43   Origin:   Remark:0 Click:

IS 7806 Material Specification High temperature & Corrosion Resistant Steel IS 7806 Grade 4A Round bar, flat bar, plate and forgings Stock Available
Official Test Report: issued by TUV - SGS -  BV
Special Melting Practice - BEF + AOD / + ESR
HS Code - 72223000 / 72224000
Stock Available - Round bar Diam. 3.0 ~  210mm, Sheet / plate 1.0~20 x 10 ~ 1500 X Lmm
Material Specifications - IS 7806 (1993 / 1998)

CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (%): ≤ 0.030
Silicon, Si (%): ≤ 1.00
Manganese, Mn (%): ≤ 1.50
Phosphorus, P (%) ≤: 0.035
Sulfur, S (%) ≤: 0.020
Chromium, Cr (%): 17.0 ~ 21.0
Nickel, Ni (%): 9.00 ~ 13.0
Molybdenum, Mo (%): 2.00 ~ 3.00
Ferrum, Fe (%): balance
Forms: Round bar, flat bar, forgings and plate
Tensile strength, Rm ≥ MPa: 550
Yield strength, Rp0.2/MPa: 260
Elongation, A ≥(%): 29.0
Reduction of area, Z ≥ (%):  -
Hardness via annealing /HBW: 219 max.
The alloy is usually produced by EAF / AOD / BEF followed by electroslag refining (ESR) / VAR if necessary for special purpose.
Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' requirements.
Bars are usually supplied black/bright in the annealed condition.
Final heat treatment - Quenched and tempered + Stress relief annealing.

Round bar & Disc (diameter): 5.5mm to 850mm
Square bar / Flat bar: 10mm to 650mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy / middle plate via hot rolled: T10 ~ 400mm X W70 ~ 1000mm X Lmm
Sheet steel via cold rolled: T0.5 - 6mm X W60 ~ 1000mm X Lmm
Steel strip via cold rolled: T0.1 - 3mm X W5 - 1000mm X L (or in coil form)
Forging piece: stepped shafts, other different shapes based on OEM.
CNC saw cutting.
Marking by stamping or printing.
Third party inspection service.
Export packing / Export documents.
Transport by Track, Sea, Courier (FedEx, UPS, DHL) and Air Cargo.

20+ years Focus On Special Steel Manufacturing and processing.
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.

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