পণ্যের বিবরণ:
প্রদান:
|
| Product name: | Induction Hardened bar | Surface treatment: | Chrome Plating |
|---|---|---|---|
| Chrome thickness: | 20-30 micron | Diameter tolerance: | ISO f7 |
| Induction hardness: | HRC50-60 | Surface roughness: | Ra≤0.2micron and Rt≤2micro |
| লক্ষণীয় করা: | hardened steel rod,induction hardened chrome bar |
||
High Strength Hardened Bar With Quenched / Tempered 42CrMo4 , 40Cr
Detailed Product Description
1. Material: CK45, ST52, 20MnV6, 42CrMo4, 40Cr
2. Diameter: 6mm - 1000mm
3. Length: 1000mm - 8000mm
4. Tensile strength: Not less than 610 N/MM2
5. Yield strength: Not less than 355 N/MM2
6. Case depth:1.5mm - 2.5mm Induction hardness: HRC50 - 60
Detailed Description
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 |
3. SUPPLY CONDITION
Ground and chrome plated
4. CHROME THICKNESS
20 to 30 micron
5. SURFACE ROUGHNESS
Ra≤0.2 micron and Rt≤2 micro
6. TOLERANCES ON DIA
ISO f7 on the diameter
7.OVALITY
Half of the tolerance ISO f7
8. STRAIGHTNESS
≤0.2MM/M
9. SURFACE HARDNESS
850-1150HV (vickers 100g)
10.COHESION
No cracks,breaking or detaching after thermic shock(warming up at 300 celsius degrees and cooling
in water)
11 .POROSITY
Test according to ISO 1456/1458 and result yaluation according to ISO 4540 rating 8-10
12 CORROSION RESISTANCE
Test in natural salt spray according to ASTM B 117-72hours
Results evaluation according to ISO 4540 RATING 7-10
13. WELDABILITY
Good
14. PACKING
Anti rust oil to be applied on material and each rod to be packed in paper sleeve
15. CERTIFICATE
All certificate related with material heat treatment and plating is required
From 2016, we have imported continous chrome plating line from Italy which is the first one in China.
In addition, we have established intelligent workshop with all automatic equipment which is especially for export products.
ব্যক্তি যোগাযোগ: Miss. Patty
টেল: 8613921505262
ফ্যাক্স: 86-510-83952939
