1.7103 datasheet,1.7103 chemical,1.7103 heat treatment

1.7103
2021-04-29 10:23:57   Origin:   Remark:0 Click:

Specifications 1.7103 Datasheet, 1.7103 Chemical, 1.7103 Properties forgings bar From Melting, ESR & VAR technique, Blooming, Hot forging, Hot rolling, Heat treatment, Straightening, 100% Ultrasonic test ASTM E2375 /SAE AMS 2154 /SEP 1923 /GB/T 4162 /EN 10228-3.
Official Test Certificate: issued by TUV - SGS -  BV

TECHNICAL SPECIFICATION DATASHEET - DIN 1.7103
MATERIAL TYPE - Spring Steel
MATERIAL STANDARDS - DIN 17221
CHEMICAL COMPOSITION (WEIGHT %)
C (%):     0.62 ~ 0.72
Si (%):    1.20 ~ 1.40
Mn (%):   0.40 ~ 0.60
P (%)≤:   0.035
S (%)≤:   0.035
Cr (%):    0.40 ~ 0.60
Mo (%):   -
V (%):     -
MECHANICAL PROPERTIES UNDER ROOM TEMP.
Range of size/mm|flat bar: 20
Range of size/mm|round bar: 40
Mechanical property ≥|σb/MPa:  1470~1670
Mechanical property ≥|σs/MPa:  1320
Mechanical property ≥|δ5(%):     5
Mechanical property ≥|ψ(%):      20
Mechanical property ≥|Akv /J:     14
HOT WORKING & HEAT TREATMENT
Hot working temperature /℃:                             1050~850
Thermal forming temperature /℃:                       900~820
Heat treatment temperature/℃|annealing /℃:      640~680
Heat treatment temperature/℃|normalizing /℃:   850~880
Heat treatment temperature/℃|quenching /℃:     830~860 Oil
Heat treatment temperature/℃|tempering /℃:     430~500
Hardness after annealing ≤HBW:                          240
PRODUCT PROFILE & DIMENSIONS
Round bar / Wire rod (Diameter): 5.5mm to 450mm
Square bar / Flat bar: 3mm to 610mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T6 - 200mm X W1000- 2500mm X L1000-12000mm
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.  

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

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