Open die forging, Free Forging Products in 35#, 45#, 42CrMo for Industrial Use
Reliable Open Die Forging / Free Forging Solutions in 35#, 45#, and 42CrMo for Heavy-Duty Industrial Applications
We provide high-strength open die forging (also known as free forging) products using top-grade 35#, 45#, and 42CrMo steels, tailored for a wide range of industrial applications. Our forgings include custom shafts, rings, blocks, and other components designed for use in wind power, construction machinery, mining equipment, and heavy industry. Backed by over 25 years of forging experience and ISO-certified quality management, we ensure precise dimensions, superior mechanical properties, and consistent performance. Partner with us for durable and cost-effective forged parts engineered to meet your exact needs.
Our custom industrial open die steel forgings, crafted from premium 42CrMo4, 18CrNiMo7-6, and 20CrMo materials, are the ideal solution for heavy equipment manufacturers seeking unparalleled quality and performance.
Features:
Forging Type: Free forging (open-die)
Material Options: Carbon steel, alloy steel — customizable as per customer requirements
Heat Treatment: Typically annealed or tempered to enhance internal structure and machinability
Testing: Ultrasonic testing and other inspections conducted according to customer standards
Condition: Delivered as-forged or rough-machined
| Material |
4140,4130,18CrNiMo7-6,4340,4330,1.7225,35#
45#
20CrMnTi
20CrNi2Mo
20CrMnMo
18CrNiMo7-6
42CrMo
20CrNo
35CrMo |
| Equipment |
5 TON, 8 TON, 12 TON Hydralic hammer |
| Apply for |
Transmission main shaft is used for driving force |
|
Forging+heat treatment+rough machining+finish machining |
| Forging ratio |
≥3 |
| Applicable standard |
ASTM,ASME,DIN,JIS,ISO,BS,API,EN |
| Executive standard |
JB/GB/EN/DIN/JIS/ASME/ASTM/ISO |
| Delivery terms |
Rough machining(N+T); finish machining(Q+T) |
| Test equipment |
Spectrograph, UT device, tensile and impact test machine, metalloscope,external micrometer, bore dial indicator, hardness testing device and so on. |
| Service |
Our service included the forging, process, heat treatment, finish machining, package, local logistics, customers clearance and maritime transport. We took the customer’s requirements as the principal thing, and pay attention on the products quality. |
Industrial applications
We apply our years of experience and unique professionalism, taking into account the specific requirements of the market, to design and manufacture forged parts for all industrial sectors. This makes Tiangong Forging a leader in the forging industry and sincerely cooperates with leading companies in various industrial fields.
A. Wind power generation
B. Port heavy machinery
C. Mining
D. Ship building
E. Chemical industry
F. Petroleum industry
G. Metallurgy industry
H. Hydraulic industry
I. Other manufacturing industries of various industrial equipment, transmission gear box, parts and etc.
These are the main inspection equipments:
| Our Lab inspection equipment |
| 1 |
Spectral component analyzer |
| 2 |
Impact strength testing machine |
| 3 |
Impact test cryogenic tank |
| 4 |
Ultrasonic flaw detector |
| 5 |
Brinell hardness tester |
| 6 |
Rockwell hardness tester |
| 7 |
Digital hydraulic universal testing machine |
| 8 |
H.Metallurgical microscope |
| 9 |
Program-controlled box furnace |
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