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Help Center304 Round Precision Steel Shaft , Induction Hardened Shaft For Heavy Machine
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Certification:ISO9001:2008
304 Round Precision Steel Shaft, Piston Rods Induction Hardened Rod For Heavy Machine
Stainless Steel Round Bar
1. Dimensions:12-250mm
2. Material:304
3. Shape: Round
Detailed Description
1. Polished stainless steel rod chemical composition: Chemical composition (%): C <= 0.08, Si <= 1, Mn <= 1, P <= 0.035, S <= 0.03, Cr = 11.5 ~ 13.5
2. Physical properties: hardness after annealing <= 183HBS, tensile strength> = 490MPa, elongation stress> = 345MPa, elongation> = 24% reduction of> = 60%
3. Features: Has good corrosion resistance, machinability,
4. Role: 1, to achieve the desired tolerances two satisfactory surface finish.
5. Usage: tableware, cabinets, boiler, auto parts, medical equipment, building materials, food industry, cutting class, as a high toughness and impact load by parts, such as turbine blades, structure type, stainless steel equipment, lining, bolts, nuts and so on.
POROSITY
Test according to ISO 1456/1458 and result yaluation according to ISO 4540 rating 8-10
CORROSION RESISTANCE
Test in natural salt spray according to ASTM B 117-72hours
Results evaluation according to ISO 4540 RATING 7-10
WELDABILITY
Good
PACKING
Anti rust oil to be applied on material and each rod to be packed in paper sleeve
CERTIFICATE
All certificate related with material heat treatment and plating is required
1.CHEMICAL COMPOSITION
|
Material |
C% |
Mn% |
Si% |
S% |
P% |
V% |
Cr% |
|
Ck45 |
0.42-0.50 |
0.50-0.80 |
0.04 |
0.035 |
0.035 |
||
|
ST52 |
0.22 |
1.6 |
0.55 |
0.035 |
0.04 |
||
|
20MnV6 |
0.16-0.22 |
1.30-1.70 |
0.10-0.50 |
0.035 |
0.035 |
0.10-0.20 |
|
|
42CrMo4 |
0.38-0.45 |
0.60-0.90 |
0.15-0.40 |
0.03 |
0.03 |
0.90-1.20 |
|
|
40Cr |
0.37-0.45 |
0.50-0.80 |
0.17-0.37 |
0.80-1.10 |
2.MECHANCIAL PROPERTIES
|
Material |
T.S N/MM2 |
Y.S N/MM2 |
E%(MIN) |
CHARPY |
CONDITION |
|
CK45 |
610 |
355 |
15 |
>41J |
NORMALIZE |
|
CK45 |
800 |
630 |
20 |
>41J |
Q + T |
|
ST52 |
500 |
355 |
22 |
NORMALIZE |
|
|
20MnV6 |
750 |
590 |
12 |
>40J |
NORMALIZE |
|
42CrMo4 |
980 |
850 |
14 |
>47J |
Q + T |
|
40Cr |
1000 |
800 |
10 |
Q + T |
1) Hot-rolled black bar
2) Pickled&Annealed bar
3) Cold-drawn bright bar
4) Bright bar
5) Black bar
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