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1. Commodity: EN10305-1 hydraulic cylinder barrel
2. Size range: Bore of barrel:450mm max, Length of barrel: 3000mm max.
3. Material of cylinder barrel: carbon steel and alloy steel like DIN2391-2 ST52,EN10305-1 E355,C45E,25CrMo4,42CrMo4,ASTM A519 SAE1020,SAE1026,SAE1045,SAE4130,SAE4140,etc.
4. Flanges and feedline pipes can be welded to the cylinder steel barrel.
5. Application: hydraulic cylinders for excavators,forklifts,earthmovers,etc
6. Cylinder head: according to customer's design or drawing.
Material chemical composition of cylinder steel barrel:
| Material | Chemical composition |
||||||
|
C (%) |
Si (%) |
Mn (%) |
P (%) |
S (%) |
Cr (%) |
Mo (%) |
SAE1020/AISI1020 |
0.17-0.24 |
0.17-0.37 |
0.4-0.7 |
0.030 max |
0.025 max |
- |
- |
SAE1026/25Mn |
0.22-0.28 |
0.15-0.35 |
0.6-0.9 |
0.030 max |
0.030 max |
- |
- |
SA1045/S45C,CK45,C45E |
0.42-0.50 |
0.17-0.37 |
0.5-0.8 |
0.030 max |
0.025 max |
- |
- |
ST52/ST52.3/ST52.4/E355 |
0.22 max |
0.55 max |
1.60 max |
0.025 max |
0.025 max |
- |
- |
27SiMn (Chinese steel grade) |
0.24-0.32 |
1.1-1.4 |
1.1-1.4 |
0.035 max |
0.035 max |
- |
- |
SAE4130/34CrMo4 |
0.28-0.33 |
0.15-0.35 |
0.4-0.6 |
0.035 max |
0.035 max |
0.9-1.2 |
0.15-0.30 |
SAE4140/42CrMo4 |
0.38-0.45 |
0.4 max |
0.6-0.9 |
0.035 max |
0.035 max |
0.9-1.2 |
0.15-0.30 |
Mechanical properties of cylinder steel barrel:
Material |
Requirement of mechanical properties |
|||||||||
BK |
BKW |
BKS |
Normalized |
|||||||
A106 B/SAE1020 |
580 Min |
5 Min |
520 Min |
8 Min |
As per requirement |
As per requirement |
||||
SA1045/S45C,CK45 |
645 Min |
4 Min |
630 Min |
5 Min |
As per requirement |
As per requirement |
||||
ST52/ST52.3/E355 |
640 Min |
4 Min |
580 Min |
7 Min |
580 Min |
420 Min |
10 Min |
As per requirement |
||
SAE4130/34CrMo4 |
- |
- |
- |
- |
720 Min |
580 Min |
10 Min |
As per requirement |
||
SAE4140/42CrMo4 |
- |
- |
- |
- |
855 Min |
689 Min |
10 Min |
As per requirement |
||
Packing: each piece of hydraulic cylinder steel barrel will be well packed and put into wooden boxes.
Most of the time, drawing is necessary to produce the hydraulic cylinder barrels. If drawing is not available, we can provide drawings according to your detailed technical requirements.
We are ISO9001-2008 certified manufacturer of hydraulic cylinder steel barrel and we provide OEM service for hydraulic cylinder manufacturers from all over the world.
Payment method: 30% deposit,balance before shipment or copy of B/L or L/C at sight.
MOQ: 1 piece for each design.
Warranty: 1 year after shipment of cylinder barrels.
Customer's inspection or third party inspection is accpetable.
Trade term: FOB,CFR,CIF,DAP.
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