Product Details
Forging Aisi4140 Scm440 42crmo4 1.7225 Steel Roll Shaft / Forging
Steel Milling Rolls
Detail description
1) Name: General forging steel roller/ Forged steel milling shaft /
Forging steel milling roll
2) Material: 4130, 4140, 4340, UNS440, 34CrNi3Mo, 25Cr2Ni4MOV,
18CrNiMo5, 30CrMo, 35CrMo, 60CrMoV etc.
3) Max weight: 20ton.
4) Proces: Hot forging + Rough machining + Heat-treatment + Final
machining
5) FOB Port: Shanghai Port, China.
6) Delivery Time: 60ton in 30 days.
7) Delivery Condition: Rough Machined, Heat Treated, Fine Machined
+ EN10204: 3.1B
8) Payment: 30% T/T in advance, Balanced C. A. D.; Or 100% L/C.
Mill Frequently Used Steel Materials
1) Generatot Shaft: 42CrMo4V, 34CrNiMo6; Flange: S355NL, C22, 16Mn,
20Mn, 42CrMo, F304.
2) Forged Pipe Fittings: SA182 Gr. F1, Gr. F5, Gr. F11 CL2, Gr. F12
CL2, Gr. F22 CL3, SA350 Gr. LF1, Gr. LF2, Gr. LF3.
3) Pressure Vessel Forgings: SA105, SA350 LF2, 16Mn, 20MnMo,
15MnMo, 12Cr2Mo1, 14Cr1Mo, F304, F316, 17-4pH.
4) Forging Shaft : 25CrMo4, 42CrMo4, 40CrNiMo, 34CrNi3Mo,
25Cr2Ni4MOV, 18CrNiMo5, 30CrMo, 4130, 4140.
5) Forging Gear: 35CrMo, 34CrMo4, 4137, 42CrMo, 4140, SCM440,
20CrMnMo, 40CrNiMo.
Quality Control
1: On line inspection, we perform 100% on line inspection during
production not to release any problem during production.
2: 100% inspection on each finished products.
3: Customer's own inspection.
4: Third party inspection.
5: UT( Ultrasonic Testing), MT, X-ray test, Spectrometer, Tensile
strength, Impact test machine, Hardness tester
Item |
Process
| Facility | Inspection items | Standard |
01 | Steel material inspection | | Chemical composition (EF+LF+VD) | Material standard |
| surface | Ingot inspection specification |
| Ingot type and weight | Material standard |
02 | Material store | | Division put | warehouse management |
1 | Heat | Heat furnace | Temperature/Time | Heating process specification Forging production procedure |
|
2 ↓ | Forging | Press | Reduction ratio,forging temperature,deformation, Surface and dimensions | Forging process card Forging procedure |
3 ↓ | Heat treatment | heat treatment furnace | heat treatment charts | 1st heat-treatment card Forging procedure |
|
4 ↓ | Rough inspection | | Dimensions, apperance, Mark | Inspection specification Forging procedure |
|
5 ↓ | Rough UT | UT equipment | Single defect, concentrated Defects bottom wave attenuation | UT standard or customer's technical requirements |
6 ↓ | Saw cutting | Saw machine | Dimension | IQC and forging |
7 ↓ | rough turning | turning-lathe | Dimension,appearance | Rough machining drawing |
8 ↓ | UT | UT equipment | Single defect, concentrated defects bottom wave attenuation | UT standard or customer's technical requirements |
9 ↓ | Q+T heat treatment | heat treatment furnace | heat treatment charts | Heating process specification |
10 ↓ | Sampling or machining | machining tool | rough machining drawing sampling drawing | sample machining drawing |
11 ↓ | mechanical property test | tensile testing machine/ impact testing machine | ambient temperature,humidity, Test temp.Sample dimension, test method | Standard technical specification |
12 ↓ | final machining | machining tool | Dimension,appearance | finish machining drawing |
13 ↓ | UT | UT equipment | Single defect, concentrated Defects bottom wave attenuation | UT standard or customer's technical requirements |
14 ↓ | MT | MT equipment | Magnetic particle indication | Test standard or Technical requirements |
15 ↓ | Mark | Steel seal | marking content | Product standard Technical requirements Forging process |
16 ↓ | Final inspection | | Appearance, dimension, mark acceptance inspection | Product inspection specification Product standard P.O. |
17 | Protection/ package | Blasting Blasting equipment | appearance coating thickness | Product standard Technical requirements |
Forging Process
Testing and Inspection
Packing and Delivery
Company Profile
Jiangyin Golden Machinery Equipment Co , Ltd , located in China´s
most dynamic Yangtze River Delta area - Jiangyin City , 150
kilometers away from Shanghai and convenient transportation . The
company covers an area of 10,000 square meters , have more than one
standardized workshop . Specializing in the production of medium
and small forgings and flanges , with advanced production equipment
and production technology , set the rule of practice , forging heat
treatment , rough precision machined for one , can meet the
requirements of our customers : products suitable for power
petroleum , chemical , metallurgy , machinery , light industry ,
shipbuilding and other industries . And with a variety of advanced
non-destructive flaw detection , physical and chemical testing ,
mechanical properties , metallographic testing equipment and
facilities The company currently employs 120 , including 18
professional and technical staff and management . The company
actively expand the international market , to cooperate with
international well-known enterprises from multiple channels has
several companies to cooperate with us Rich Reiter , Sweden , the
French company Alstom , Finland Konecranes , precision instruments
, Italy Danieli the company , General Electric company to establish
business contacts , and has been the approval and praise of
customers
Golden good faith for the survival of the enterprise , and was
sincere , letter to Germany . Sincerely hope that good cooperation
with home and abroad . Our company in forging field is professional
We have skilled product design team . Our goal is not just provide
product , but also provide a complete solution including product
design , tooling fabrication and service for our customers to
achieve their requirement
We stick to the principle of " quality first , service first .
continuous improvement and innovation to meet the customers " for
the management and " zero defect , zero complaints " as the quality
objective To perfect our service , we provide the products with the
best quality at the reasonable price . We sincerely hope
establishing long and friendly business relation with clients from
all over the world