Changzhou Tiangong Forging Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 56000 Tons per year |
| Delivery Time | 30days |
| Packaging Details | Pallet |
| Size | As drawing |
| Application | Hydraulic Breaker |
| Section shape | Block or Customizable |
| Secondary or not | new |
| Material | 42CrMo, 42CrNiMo |
| Surface | Customers't Requirement,smooth,sand blast,rust-proof oil,oiled |
| Utstandard | Customizable |
| Oem/Odm | Available |
| Brand Name | Tiangong |
| Certification | ISO9001, ISO14001,ISO45001 |
| Place of Origin | Changzhou, China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 56000 Tons per year |
| Delivery Time | 30days | Packaging Details | Pallet |
| Size | As drawing | Application | Hydraulic Breaker |
| Section shape | Block or Customizable | Secondary or not | new |
| Material | 42CrMo, 42CrNiMo | Surface | Customers't Requirement,smooth,sand blast,rust-proof oil,oiled |
| Utstandard | Customizable | Oem/Odm | Available |
| Brand Name | Tiangong | Certification | ISO9001, ISO14001,ISO45001 |
| Place of Origin | Changzhou, China | ||
| High Light | 20CrNi2Mo Forged Steel Block ，Forged Steel Block 20CrNo ，Hydraulic Breaker high carbon steel block | ||
42CrMo, 42CrNiMo High-Quality Hydraulic Breaker Forging. High-Strength Forgings for Hydraulic Breakers | OEM Supplier to Korean Heavy Equipment Brands
We specialize in producing high-strength forged components for hydraulic breakers, designed to withstand extreme impact and wear in demanding construction and mining environments. Our forgings are manufactured using premium-quality steel and precision forging processes, ensuring exceptional toughness, durability, and dimensional accuracy.
For over five years, we have been the stable long-term forging supplier to a major Korean heavy equipment engineering company, delivering consistent quality and reliable lead times. Our parts are trusted in the field for their performance and fatigue resistance, even under the most rigorous operating conditions.
Key features:
Custom open-die and closed-die forging for hydraulic hammer components
Weight range: 100kg to 7000kg
In-house rough machining and ultrasonic testing (UT) per GOST / ISO standards
ISO9001, ISO14001, ISO45001 certified
Application areas: construction, mining, demolition, quarrying
If you're looking for a proven forging partner for hydraulic breaker parts or other impact-resistance components, we’re ready to support your needs with quality, speed, and expertise.
Key figures :
A. Over 25 years professional free forging manufacturing experience
B. The company covers an area of 71,000 square meters
C. The construction area of the production workshop is 12,000 square meters
D. Total number of employees of 158
E. 28 engineering and technical personnel
F. 59 skilled workers
G. Annual production capacity is 38,000 tons
H. Steel throughput can reach 56,000 tons
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 |
| Material | 4140,4130,18CrNiMo7-6,4340,4330,1.7225,35# 45# 20CrMnTi 20CrNi2Mo 20CrMnMo 18CrNiMo7-6 42CrMo 20CrNo 35CrMo |
| Forging Equipment | 5 TON, 8 TON, 12 TON Hydralic hammer |
| Apply for | Hydraulic Breaker |
| Manufacturing Process | Forging+heat treatment+rough machining |
| Forging ratio | ≥3 Ensures fine grain refinement, enhanced tensile strength, and excellent internal soundness for heavy-duty operation |
| Delivery terms | Rough machining(N+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 services cover forging, processing, heat treatment, finish machining, packaging, local logistics, customs clearance, and maritime transport. Customer - centric and quality - focused, we stand out from the competition. |
The steel forgings production flow:
Raw material steel ingot into warehouse(test the chemical composition) → Cutting→ Heating(Furnace temperature test) → Heat treatment after forging(Furnace temperature test) Discharge the furnace(blank inspection)→ Machining→ Inspection(UT,MT,Visal dimension, hardness)→ QT→ Inspection(UT, mechanical properties, hardness, grain size)→ Finish machining→ Inspection (dimension)→ Packing and Marking(steel stamp, mark)→ Storage Shipment.
Frequently Asked Questions (FAQs)
1. What is your forging weight range?
We produce forged parts ranging from 100 kg to 7000 kg.
2. Do you provide heat treatment and machining?
Yes, we offer full in-house heat treatment, rough, and finish machining services.
3. Which industries do you supply to?
We serve wind energy, heavy equipment, port machinery, transmission systems, and more.
4. What is your production lead time?
With stock: Around 30 days
Without stock: 40–45 days
5. Where is your factory located?
In Changzhou City, near Shanghai, with shipping via Shanghai Port.
Request a Quote
Please send your technical drawings and requirements to us. Our engineers will review and provide you with a professional quotation and solution shortly.
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1994
Total Annual:
27.5 million -28 million
Employee Number:
135~150
Ecer Certification：
Verified Supplier
About CHANGZHOU TIANGONG We are a Chinese company with over 30 years of forging experience. Our focus lies in the production of machine free forged products. We take pride in our independent quality assurance laboratory, which ensures that all our products meet ... About CHANGZHOU TIANGONG We are a Chinese company with over 30 years of forging experience. Our focus lies in the production of machine free forged products. We take pride in our independent quality assurance laboratory, which ensures that all our products meet ...
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