江苏常利
YOUR RELIABLE SUPPLIER OF STEEL FORGING,
ESPECIALLY PROFESSIONAL IN LARGE SIZES.
江苏常利副本
ADVANCED HEATING AND FORGING EQUIPMENTS WITH RECLAIMER AND OPERATING MACHINERIES
江苏常利副本
THE MACHINING PROCESS OF STEEL FORGINGS WITH MILLING MACHINES & TURNING LATHES & CUT MACHINES
COMPANY PROFILE
Jiangsu Changli Equipment Manufacturing Co., Ltd ,a professional manufacturer of steel forgings located in Jiangyin City, Jiangsu Province,China. 
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TECHNICAL TEAM 25 YEARS FOCUS
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SERVICE OVER 20+ COUNTRIES
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500+ PROJECTS WORLDWIDE
Changli can produce round steel forgings , shaft steel forgings , square steel forgings, ring steel forgings, cylinder steel forgings, special - shaped steel forgings, modules steel forgings ,etc. 
 
Changli has these steel sorts of carbon structure steel (alloy No.: as 20#/35#/45# etc) ,low alloy structure steel ((alloy No.: Q355A/B/C/D/E=S355-J2/NL-G3 ),alloy structure steel ((alloy No.: CrMo , CrNiMo , 40Cr , 20Cr2Ni4, 20CrMnMo, 37SiMnMo, GCr15), stainless steel ((alloy No.: 304,316),stainless iron ((alloy No.: 1Cr13 ,2Cr13 ,3Cr13 ,4Cr13 ) and mould steel ((alloy No.: P20 , H13 ,H18 )for these steel forgings . 
 
The main equipmenst are 2000 tons hydraulic press, ring rolling machine,3 tons forging hammer,2 tons forging hammer,1 ton forging hammer,750KG forging hammer,30T heat treatment and temper- ing furnace, lathe, sawing machines,quenching pond and other more than 30 sets of equipments, which can produce forgings weighing 20Kg-20000Kg/pcs with 20000 tons annual output Products are not only used in domestic large locomotives, coal machines, petroleum machinery, shipbuilding and other industries widely , but also exported to Europe, South- east Asia, and other countries and regions, forging products are produced with advanced production technology "high-power electric furnace (EF) furnace external refining (LF) vacuum degassing (VD) fast forging annealing(or normalizing)turning,Ensure chemical composition and mechanical property requirements. .
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SERVICE

PROFESSIONAL AND REFINED SERVICE PROCESS
1 on 1 professional technical personnel
Comprehensive guarantee for production according to drawings
Comprehensively considerate and worry free
Years of experience in forging and processing forgings
Our main team members have been engaged in this industry for nearly 20 years, accumulating valuable production and management experience.
Strict quality control system
Our products have a corresponding quality management system to control every step from cutting, forming, leaving the warehouse, to testing, ensuring that the product...
Complete materials and complete business supporting facilities
Main inventory materials: forging processing materials such as 45 #, 35 #, 20 #, 16Mn, Q345B, C, D, E, 40Cr, 20/35/42CrMo, 20/40CrNiMo, 34CrNiMo6, 34CrNi3Mo...
Selection of high standard customer requirements
After sales and technical guidance services are fully supported, with guaranteed quality. Carbon bonded steel, alloy bonded steel, tool and mold steel, roller steel, bearing...

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NEWS AND EVENTS

LATEST NEWS
072023.12
What are the characteristics of the ring blank forging forging process?

The US Department of Commerce recently announced the results of its first round of "sunset review" of forged steel parts from Chinese mainland, Italy and Taiwan: if existing anti-dumping measures are lifted, Chinese mainland's goods will be taxed continuously or repeatedly by 142.72, while Italian g

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242023.11
What are the characteristics of the ring blank forging forging process?

The forging process of ring forgings mainly consists of the following processes: pier thickening, drawing, punching, and hole expansion. The difference between free forging and ring rolling processes mainly lies in the hole expansion process. In the production of ring forgings, free forging is usually used to expand the holes, while rolling rings are mainly used to expand the holes.

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202023.11
Heat treatment technology of free forgings

The forging and heat treatment process of free forgings adopts the following raw materials in percentage by weight: CR0 5%-1.0%, Mg5. 0%-7.5%, Zn0. 05%-0.10%, Ti0. 03%-0.05%, Cu1. 5%-2.0%, Fe0. 10%-0.15%, slag remover 3.5%-5.0%, and the rest is al. The slag remover can remove hydrogen and floating o

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202023.11
Some points for attention when producing forgings with free forgings

The tools and equipment used for free forgings are simple, universal and low in cost. Compared with the casting blank, free forging eliminates the defects such as shrinkage cavity, porosity and air hole, and makes the blank have higher mechanical properties. The forging is simple in shape and flexib

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202023.11
What is the difference between forging and casting?

As we all know, in the processing activities of metal materials such as steel, raw materials need to be made according to the processing requirements. Forging and casting are often a stage in the processing of metal raw materials such as steel. Many people will blur the concepts of casting and forgi

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202023.11
Forging process

In the processing activities of heavy industry, the processing activities of raw materials such as steel are very frequent. There are many processing methods for steel. What raw materials are needed for steel forging? What should we pay attention to when forging steel? For the staff who are in conta

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