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Cold Rolled AISI4145h Steel Hollow Bar/Forging Steel Hollow

China Cold Rolled AISI4145h Steel Hollow Bar/Forging Steel Hollow, Find details about China Forged Steel Hollow, Steel Hollow Bar from Cold Rolled AISI4145h Steel Hollow Bar/Forging Steel Hollow

Model NO.
forging steel hollow
Alloy
Alloy
Special Use
Mold Steel, Cold Heading Steel
Condition
New
Coating
Oil Protected
Size
1/4′′ to 500′′
Technology
Forged
Trademark
forged steel hollow bar
Transport Package
Wooden Pallet or as Your Requirement
Specification
forging steel hollow
Origin
Jiangsu, China
HS Code
73269090
Model NO.
forging steel hollow
Alloy
Alloy
Special Use
Mold Steel, Cold Heading Steel
Condition
New
Coating
Oil Protected
Size
1/4′′ to 500′′
Technology
Forged
Trademark
forged steel hollow bar
Transport Package
Wooden Pallet or as Your Requirement
Specification
forging steel hollow
Origin
Jiangsu, China
HS Code
73269090
Cold Rolled AISI4145h Steel Hollow Bar/Forging Steel Hollow
Cold Rolled AISI4145h Steel Hollow Bar/Forging Steel Hollow
Cold Rolled AISI4145h Steel Hollow Bar/Forging Steel Hollow
Name:Cold drawn ss630 17-4ph 4145h steel hollow/ forging steel hollow bar

The heavy forging: forged ring, shaft, roller, flange, or gear is widely used for various industries,For example: Metallurgy, mining, power station 
 and so on. The manufacturing equipment is 185MN or 100MN hydraulic press, the forging ratio >4.5, the technical condition is in accordance with the standard of ASTM, EN, DIN, ASME or GB etc.The product can be provided as per your drawing or specified requirements.

Smelting Process: EF+LF  +  VD+VC 
The process as follow :Ingot →Heat → Forging → Heat treatment (Normalizing+ tempering) → Inspection  →Rough machining →UT 
→2nd Heat treatment →finishing machining →Inspection
Applications: The heavy forging: forged ring, shaft, roller, flange, or gear is widely used for various industries, for example: Metallurgy, 
mining, power station and so on.

Specifications:

Description
17-4Ph Cold drawn steel polishing shaft bar
 
MaterialAlloy steel or stainless steel
Material standardASTM or GB/T3077-1999
Specification As per specified requirements
Weight Max. 250 ton
Smelting Process:EF+LF + VD+VC
ProcessIngot→Heat → Forging → Heat treatment (Normalizing+ tempering) → Inspection →Rough machining→UT 
→2nd Heat treatment →finishing machining →Inspection
UT standardEN10228, ASTM A388 or JB/T 5000.15-1998 

Competitive Advantage:
The heavy forging is manufactured by large scale stated enterprise. Advanced technical process from smelting steel to forging and heat treat guarantees the product quality.  Closed relationship with several famous stated enterprises guarantee "in-time delivery" and competitive price.
Excellent product quality and service, competitive price, "in-time" delivery!

ItemProcess
Facility
 		Inspection itemsStandard

01
 		Steel material
 inspection		 Chemical composition
(EF+LF+VD)		Material standard
 surfaceIngot inspection 
specification
 Ingot type and weightMaterial standard
02
 		Material
store		 Division putwarehouse management
1
 		Heat Heat furnaceTemperature/TimeHeating process 
specification
Forging production 
procedure
2
↓		ForgingPressReduction ratio,forging 
temperature,deformation, 
Surface and dimensions		Forging process card
Forging procedure
3
↓		Heat treatmentheat treatment
 furnace		heat treatment charts1st heat-treatment card
Forging procedure
4
↓		Rough 
inspection		 Dimensions, apperance,
 Mark		Inspection specification
Forging procedure
5
↓		Rough UTUT equipmentSingle defect, concentrated 
Defects bottom wave 
attenuation		UT standard or 
customer's technical 
requirements
6
↓		Saw cuttingSaw machineDimensionIQC and forging
7
↓		rough turningturning-latheDimension,appearance Rough machining 
drawing
8
↓		UTUT equipmentSingle defect, concentrated 
defects bottom wave attenuation		UT standard or 
customer's technical 
requirements
9
↓		Q+T 
heat treatment		heat treatment
 furnace		heat treatment chartsHeating process 
specification
10
↓		Sampling or machiningmachining toolrough 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
↓		finish 
machining		machining 
tool		Dimension,appearance finish machining drawing
13
↓		UTUT equipmentSingle defect, concentrated 
Defects bottom wave 
attenuation		UT standard or 
customer's technical 
requirements
14
↓		MTMT equipmentMagnetic particle 
indication		Test standard or 
Technical requirements
15
↓		MarkSteel sealmarking contentProduct standard
Technical requirements
Forging process
16
↓		Final 
inspection		 Appearance, dimension, mark
acceptance inspection		Product inspection 
specification
Product standard
P.O.
17Protection/
package		Blasting
Blasting equipment		appearance
coating thickness		Product standard
Technical requirements
Main Products
Cold Rolled AISI4145h Steel Hollow Bar/Forging Steel Hollow
How to pack 
Cold Rolled AISI4145h Steel Hollow Bar/Forging Steel Hollow
Cold Rolled AISI4145h Steel Hollow Bar/Forging Steel Hollow

 

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