Home > Products > Open Die Forgings > Large Machined Alloy Steel Forgings Shaft Sleeve 4140 4330 18CrNiMo7-6 4340
Large Machined Alloy Steel Forgings Shaft Sleeve 4140 4330 18CrNiMo7-6 4340
Negotiable
/ Square Meter
1 Square Meter(Min.Order)
- 0 Square Meter / Square Meters per Month
- T/T L/C D/P D/A
- 7 days
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Product Details
| Brand Name | HUIXUAN | Place of Origin | China | |
| Model Number | 4140，4330，18CrNiMo7-6,4340 |
Product Description
Certification:ASTM，ASME，DIN，JIS，ISO，BS，API，EN
Large Machined Alloy Steel Forgings Shaft Sleeve 4140 4330 18CrNiMo7-6 4340?
Products:
Alloy steel sleeve,roll shaft,roll shell
Pipe sleeve,shaft sleeve of mining machinery has advantages as follows,low weight,good mechanical property,long length,easy to weld.
Products reference:
| Material | 4140,4330,18CrNiMo7-6,4340 |
| Foring equipment | 4000T open die hydropress |
| Application |
Large scale mining equipment parts |
| Melting process | EF+LF+VD |
| Production process |
Forging+heat treatment+rough machining+QT |
| Forging ratio | ≥4 |
| 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 term |
Rough machining(N+T);QT |
|
Test equipment |
Spectrograph,UT device,tensile and compact test machine,metalloscope,outside micrometer,bore dial indicator,hardness test machine |
| 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 | Others |
| 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 | - |
| 4330 | 0.28-0.33 | 0.10-0.35 | 0.85-1.15 | ≤0.020 | ≤0.020 | 0.80-1.10 | 1.10-1.40 | 0.35-0.55 | - |
| 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 | - |
|
Mechanical property |
Dia.(mm) |
TS/Rm(Mpa) |
YS/Rp0.2(Mpa) |
EL/A5(%) |
RA/Z(%) |
Type Of notch |
Impact energy |
HBW |
| 4140 | ?15 | 740~1000 | 450~850 | ≥12 | ≥25 | V | ≥40 | ≤250HBS |
| 4330 | ?10 | ≥1000 | ≥740 | ≥12 | ≥25 | V | ≥42 | -- |
| 18CrNiMo7-6 | ?15 | ≥980 | ≥785 | ≥9 | ≥40 | V | ≥47 | ≤269HBS |
| 4340 | ?15 | ≥980 | ≥835 | ≥12 | ≥55 | V | ≥78 | ≤179HBS |
Commerce clause
| Max length | 6000MM |
| MOQ | 1PC |
| Delivery time | 30-50 Days |
| Package | Polywood pallet,steel frame |
| Delivery term | FOB;CIF;CFR；DDU； |
| Payment term | T/T,LC |
| Type of shipping |
By ocean,air |
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 ShipmentWhy choose HUIXUAN?
HUIXUANContact Us
- JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD
- Contact nameMr. Jack Chat Now
- Phone86-139-14905080
- AddressA 509,HuaJian Mansion,Zhangjiagang City, Zaozhuang, Shandong
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