High-Quality AISI4140 Scm440 Steel Bright Roll for Precision Engineering

• Customization: Available
• Processing Object: Metal
• Molding Style: Forging
• Model NO.: A+ forging steel shaft rotor
• Molding Technics: Pressure Casting
• Application: Machinery Parts
• Material: Steel
• Heat Treatment: Normalizing
• Surface Treatment: Polishing
• Forging Tolerance: +/-0.5mm
• Standard: ASTM
• Certification: CE, ISO 9001:2008
• Size: Forging Steel Bright Roll
• Od: From 200mm to 5000mm
• Protection: Prepainted with Antirust Oil
• Technology: Forging
• Transport Package: in Wooden Case or as Per Customer′s Request
• Specification: forging aisi4140 steel milling shaft
• Trademark: scm440 steel bright shaft
• Origin: Jiangsu China
• HS Code: 7326019
• Production Capacity: 300tons/Month

Product Description

Name: Forging aisi4140 scm440 steel bright roll/ steel bright milling shaft

We are the manufacturer specialized in machining heavy duty forging parts for nearly 18 years.Our products, such as drive shaft, Forging Hollow Shaft, Shaft Sleeve, Eccentric shaft, Forging rod, Large bolt, Heavy Duty Hydraulic Cylinder, are widely used in coiled material, petroleum, metallurgy, mine, machinery and transportation industry etc.
Forging steel rotor shaft is a component taht is specifically designed and manufactured according to the unique requirements of a particular application. These shafts are typically used in machinery, automotive, aerospace, and other industries where high strength, durability, and precision are crtical. 

Product List

Name	Technique	Material	Dia/mm	Wall thickness	Length/mm
Steel ring forging	Forging + turning + milling	Alloy steel Carbon steel Stainless steel	300-3500	>30mm	1500mm
Forging shaft	Forging+turning+grinding		200-800	----	500-8000
Hollow shaft	Forging+drilling+turning		150-800	≥15mm	≤17000
Shaft sleeve	Forge+drill & bore+turning +milling		400-700	≥15mm	≤8000
Large bolt	Rolled/forge+turning+threading		300-800	----	≤7000
Hydraulic cylinder	Forging+drill & bore+ turning		300-2000	≥10mm	≤6000
Other parts in deep-hole	Forge+ drill & bore+turning+mill		300-2000	----	≤2000

Product Flow
1.Inquiry with drawings in details.
2.Confirm steel material, chemical compositions, mechanical properties, tolerance.
3.Confirm payment terms,order materials or check material in stock.
4.Check material chemical compositions, material weight, dimensions.
5.Cut materials record weight, making mould for casting of pr-hearting for forging.
6.Forging ratios, heat treatment ,dimension check.
7.Rough machining, UT test,heat treatment.
8.Semi-finish, quenching.
8.Fine machining, UT test, dimension inspection, mechanical properties test.
9.Customer inspection, packing, delivery arrangement.

Steel ingot making
EAF + LF + VD/VAD or ESR
Manufacturing process
EAF + LF + VD + Forging + Normalizing & Tempering + Rough machining + UT test + Quenching & Tempering + Precision machining + Inspection + Final machining

Report
Chemical composition report, Physical properties report, Heat treatment report, Dimensional inspection report, NDT report Nondestructive test (NDT), UT ( ultrasonic testing ), MT ( magnetic particle testing ), PT ( penetrant testing)

Quality certification : ISO 9001: 2008, IQNET.
 

How to pack