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SEA 4718H / H47180
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ASTM hardenability Alloy Structural Steel SAE 4718H / H47180 Round bar, Flat bar, Plate, ESR melted, Blooming, Hot forging / rolling, Heat treatment.

TECHNICAL DATA SHEET - Grade AISI 4718H & H47180

MATERIAL CATEGORY: ASTM Hardenability requirement alloy structural steel
MATERIAL SPECIFICATIONS: ASTM A304 -2004

OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.15 ~ 0.21

Silicon, Si (%): 0.15 ~ 0.35
Manganese, Mn (％): 0.60 ~ 0.95

Phosphorus, P (％)≤: 0.025

Sulfur, S (％)≤: 0.025

Chromium, Cr (%): 0.30 ~ 0.60

Molybdenum, Mo (%): 0.30 ~ 0.40

Nickel, Ni (%): 0.85 ~ 1.25

END-QUENCH (hardenability) TEST TEMPERATURE

Heat treatment temperature /normalizing: 930 ℃

Heat treatment temperature /quenching: 930 ℃

PRODUCT PROFILE AND SUPPLYING FORMS
Round bar & Disc (diameter): 5.50mm to 850mm
Square bar / Flat bar: 10mm to 800mm
Length: random length, fixed length or based on the customer's special requirement.
Steel strip: T0.20 ~ 3mm X W10 ~ 2000mm X Coil
Heavy/middle plate via hot rolled: T4 - 200mm X W1000- 2500mm X L1000-12000mm
Forging piece: stepped shafts, and other different shapes based on OEM requirement.

TECHNICAL SALES ASSISTANCE & SERVICE
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers, Email: sales@ccsteels.com.

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