SAE4140 SAE4340 OD3000mm Seamless Forged Steel Ring Rolled Ring Forging

Brand Name:Golden
Certification:ISO9001,UL,CE
Model Number:Customized
Minimum Order Quantity:1 pc
Delivery Time:7-25 working days
Payment Terms:L/C, T/T, Paypal
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Verified Supplier
Address: No. 269, East Outer Ring Road, Jiangyin City
Supplier`s last login times: within 34 hours
Product Details Company Profile
Product Details

Name:Forging AISI4140 Sae4340 OD3000mm Seamless Steel Rings, Hot rolled steel ring

Specification
1: Forging steel ring, Seamless rolled steel ring
2: Materials: Carbon, stainless and alloy steel
3: Measurement: Per customer's drawing

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


Nameforged sae4140 sae4340 steel sealing ring hot rolled steel seamless ring
GradeGr1,Gr2,Gr5,Gr7,Gr9,etc.
ThicknessOuter diameter: 50mm~3000mm
Inside diameter: 30mm~2500mm
Thickness: 10mm~1000mm
Or as customers' requirements
StandardASTM B348/381/338,AMS 4928,ASME SB381,etc.
MOQ.1pc
Feature1.Compressive strength, high temperature resistance
2.small density, high melting point, strong corrosion resistance,
3.high strength, good plasticity.
4.Forging with heat-treatment
5.100% ultrasonic flaw detection
Applications

1. Medical and all kinds of precision parts and other industries

2.Chemical processing, medical instruments, machinery and equipment, etc.

ShipmentBy sea or by air.( DHL, UPS, FedEx. Others ways.)
Load portShanghai Guangzhou and China main ports
Packing boxwooden case or as customers' requirements
Payment1. T/T, L/C, Western union
2.Prepaid 30% T/T against PI, pay for balance before delivery
Delivery time3 to 25 days after confirmed
The specification would be changed by the customers' requirements.

Superiority
1. We had already passed the authentification by the ISO9001-2008, and established a completed set of quality assurance system.
2. Under such a complete set of quality assurance systems, there is a complete set of regulations for ordering, order handling, quality design, purchasing raw materials, working out production plan, production, test and inspection, packaging, storage, delivering, etc.
3. We also have a complete set of equipment and techniques for testing and controlling the performance of the forging products, which ensures our product quality to take a leading position among the products in domestic market and reach the international standard.


ItemProcessFacilityInspection itemsStandard

01
Steel material
inspection
Chemical composition
(EF+LF+VD)
Material standard
surfaceIngot inspection
specification
Ingot type and weightMaterial standard
02Material
store
Division putwarehouse management
1HeatHeat 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,appearanceRough 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,appearancefinish 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

China SAE4140 SAE4340 OD3000mm Seamless Forged Steel Ring Rolled Ring Forging supplier

SAE4140 SAE4340 OD3000mm Seamless Forged Steel Ring Rolled Ring Forging

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