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Certification:ISO9001：2008，BV,GSG,IST,UL.CTI
20MnMoNb Forging Hydraulic Press Cylinder ASME Executive Standard
Products:
hydraulic cylinder, hydro-cylinder, high pressure cylinder body, overall cylinder body, stretch cylinder body, ultrahigh pressure cylinder, hydraulic cylinder body.
Products reference:
|
Material |
20MnMo,20MnMoNb,16MnD,Q345D |
|
Forging equipment |
6000T open die hydropress |
|
Apply for |
Wildly used in various of mechanical hydralic system as the function of pressure-bearing. |
| Melting process | LF+EF+VD |
|
Process technology |
Forging+heat treatment+rough machining+finish machining |
|
Forging ratio |
≥3.5 |
|
Applicable standard |
ASTM,ASME,DIN,JIS,ISO,BS,API,EN |
|
Executive standard |
JB/GB/EN/DIN/JIS/ASME/ASTM/ISO |
|
Certification authority |
ISO9001:2008,BV,GSG,IST,UL.CTI |
|
Delivery terms |
Rough machining(N+T); finish machining(Q+T) |
|
Test equipment |
Spectrograph, UT device, tensile and impact test machine, metalloscope,external micrometer, bore dial indicator, hardness testing device and so on. |
|
Service |
Our service included the forging, process, heat treatment, finish machining, package, local logistics, customers clearance and maritime transport. We took the customer’s requirements as the principal thing, and pay attention on the products quality. |
Custom properties
|
Material elements |
C | Si | Mn | P | S | Cr | Ni | Mo | Nb |
| 20MnMoNb | 0.16-0.23 | 0.17-0.37 | 1.20-1.50 | ≤0.035 | ≤0.035 | -- | -- | 0.45-0.60 | 0.20-0.45 |
| Q345D | 0.13-0.20 | 0.17-0.37 | 1.20-1.60 | ≤0.030 | ≤0.030 | ≤0.30 | ≤0.30 | -- | |
| 20MnMo | 0.17-0.23 | 0.17-0.37 | 1.10-1.40 | ≤0.025 | ≤0.015 | ≤0.030 | ≤0.030 | 0.20-0.35 |
|
Mechainal properties |
Dia.(mm) |
TS/Rm(Mpa) |
YS/Rp0.2(Mpa) |
EL/A5(%) |
RA/Z(%) |
Type Of notch |
Impact energy |
HBW |
| 20MnMoNb | Ø10 | ≥635 | ≥490 | ≥15 | -- | U | ≥47 | 187-229HBS |
| Q345D | Ø10 | 470-630 | ≥345 | ≥21 | -- | V | -20℃≥34 | -- |
| 20MnMo | Ø10 | ≥605 | ≥475 | ≥25 | -- | V | ≥180 | -- |
Process procedure:
Forging process flow quality control: Raw material steel ingot into warehouse(test the chemical content)Cutting Heating(Furnace temperture test) Heat treatment after forging(Furnace temperture test) Discharge the furnace(blank inspection)Machining Inspection(UT,MT,Visal diamention, hardness)QT Inspection(UT, mechanical properties, hardness, grain size)Finish machining Inspection (dimension) Packing and Marking(steel stamp, mark)Storage Shipment
Commerce clause
|
Max. weight |
50T |
|
MOQ |
1PC |
|
Delivery time |
30-50 days |
|
Package |
Poly wood case, wood pallet, steel frame support |
|
Delivery terms |
FOB;CIF;CFR；DDU； |
|
Payment terms |
T/T,LC |
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