Forged S355jr Steel Pipe Cylinder

• Customization: Available
• Processing Object: Metal
• Molding Style: Forging
• Model NO.: forged s355jr steel pipe cylinder
• Molding Technics: Pressure Casting
• Application: Machinery Parts
• Machining: CNC Machining
• Material: SS
• Surface Treatment: Sand Blasting
• Forging Tolerance: +/-0.1mm
• Standard: ANSI
• Certification: CE, ISO 9001:2000, ISO 9001:2008
• Size: Acc to The Drawing
• Condition: Forging S355jr Steel Pipe Cylinder
• Shape: Round
• Technology: 1/2′′ to 500′′
• Transport Package: as The Order
• Specification: s355jr steel cylinder
• Trademark: forging Q345 steel cylinder
• Origin: Jiangsu, China
• HS Code: 73269090
• Production Capacity: 3000ton/Month

Product Description

Name: Forging steel din1.4404 din1.4301 s355jr q345 steel pipe cylinder 

1. Standard: JIS ANSI DIN EN GB
2. Processing: Raw material inspection stock cuttingheatforgingHeat treatment (Normalizing+ tempering) Inspectionrough machiningUT 2ND Heat treatmentfinishing machiningInspectionpackaging
3. Material: Stainless steel, carbon steel and alloy steel
4. Weight: 500kg to 50000kg
5. Forged process: Hot forged N or Q+T
6. Tolerance: +/-0.1mm
7. Min order: 1 PCS
8. Payment Terms: T/T or L/C
9. Delivery time: 1 PCS(normal size) needs 30 days
10. Certificate: ISO9001: 2008, PED, SGS.
  
Application: Wind power; large machinery,gear transmission Material: Steel,Alloy Steel, carbon and Stainless steel        
Dimensions: Within 15Tons 
                                                             
Surface: Polishing, Milling or per customer's requirement 
     
Treatment: Heat treatment 
                                                      
Measurement: Within 15 tons Inspection: 100% factory inspection in h

Testing: UT, PT, MT

Certificate: ISO9001-2000, SGS  
               
Outer dia: within 5000.
 

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 ↓	finish  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