ASTM Heavy Steel Forgings , Quenching Tempering Transmission Main Shaft
Products:
Transmission system shaft forgings, alloy steel shaft, QT shaft and high quality shaft.
Products reference:
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Material |
4140,4130,18CrNiMo7-6,4340,4330,1.7225 |
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Forging equipment |
8000T open die hydropress |
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Apply for |
Transmission main shaft is used for driving force |
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Melting process |
LF+EF+VD |
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Process technology |
Forging+heat treatment+rough machining+finish machining |
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Forging ratio |
≥3 |
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Applicable standard |
ASTM,ASME,DIN,JIS,ISO,BS,API,EN
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Executive standard |
JB/GB/EN/DIN/JIS/ASME/ASTM/ISO
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Certification authority |
ISO9000, TÜV, BV, LR, ABS,RINA, GL, KR, DNV, NK, PED |
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Delivery terms |
Rough machining(N+T); finish machining(Q+T) |
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Test equipment |
Spectrograph, UT device, tensile and impact test machine, metalloscope,external micrometer, bore dial indicator, hardness testing device and so on. |
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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
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Material elements | C | Si | Mn | P | S | Cr | Ni | Mo |
| 4140 | 0.38-0.43 | 0.15-0.35 | 0.60-0.90 | ≤0.035 | ≤0.040 | 0.80-1.10 | -- | 0.15-0.25 |
| 4130 | 0.28-0.33 | 0.15-0.35 | 0.40-0.60 | ≤0.035 | ≤0.040 | 0.80-1.10 | -- | 0.15-0.25 |
| 18CrNiMo7-6 | 0.15-0.21 | 0.17-0.35 | 0.50-0.90 | ≤0.025 | ≤0.025 | 1.50-1.80 | 1.40-1.70 | 0.25-0.35 |
| 4340 | 0.38-0.43 | 0.15-0.35 | 0.60-0.80 | ≤0.035 | ≤0.040 | 0.70-0.90 | 1.65-2.00 | 0.20-0.30 |
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Mechainal properties |
Dia.(mm) |
TS/Rm(Mpa) |
YS/Rp0.2(Mpa) |
EL/A5(%) |
RA/Z(%) |
Impact energy |
HBW |
| 4140 | Ø10 | 740~1000 | 450~850 | ≥12 | ≥25 | ≥40 | ≤250HBS |
| 4130 | Ø10 | ≥930 | ≥735 | ≥12 | ≥50 | ≥71 | ≤229HBS |
| 18CrNiMo7-6 | Ø15 | ≥980 | ≥785 | ≥9 | ≥40 | ≥47 | ≤269HBS |
| 4340 | Ø15 | ≥980 | ≥835 | ≥12 | ≥55 | ≥78 | ≤179HBS |
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)QTInspection(UT, mechanical properties, hardness, grain size)Finish machining Inspection (dimension) Packing and Marking(steel stamp, mark) Storage Shipment
Commerce clause
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Max. weight |
80T |
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MOQ |
1PC |
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Delivery time |
20-50 days |
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Package |
Poly wood case, wood pallet, steel frame support |
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Delivery terms |
FOB,CIF,CFR,DDU |
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Payment terms |
T/T, LC |
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Type of shipping |
By ocean, air |
Keywords
Various of shafts made of alloy steel, carbon steel, stainless steel that mainly used for transmission, mining equipment and so on have good mechanical properties. Drive shaft is composed by axel tube, flexible sleeve and cardan to joint or assemble the fitting parts, makes the items movable or rotation. Its usually made of light alloy steel tube that have good enduring twist.
Advantage
- High-precision dimensional tolerance;
- Excellent mechanical properties;
- Produce different dimension based on customer’s requirements;
- Advanced manufacture equipments and inspection devices;
- Excellent technical personality;
- Control the production procedure strictly;
- Pay attention on the package protection;
- Quality full service
Product Tags:
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ASTM Heavy Steel Forgings , Quenching Tempering Transmission Main Shaft Images
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