Changzhou Tiangong Forging Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 56000 Tons per year |
| Delivery Time | 30days |
| Packaging Details | Pallet |
| Compatibility | Can be used with various types of machinery |
| Heat Resistance | High |
| Corrosion Resistance | Good |
| Production Method | Forging |
| Size | Various sizes available |
| Application | Mechanical equipment |
| Weight | Varies depending on size |
| Material | customized |
| Brand Name | Tian Gong |
| 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 |
| Compatibility | Can be used with various types of machinery | Heat Resistance | High |
| Corrosion Resistance | Good | Production Method | Forging |
| Size | Various sizes available | Application | Mechanical equipment |
| Weight | Varies depending on size | Material | customized |
| Brand Name | Tian Gong | Certification | ISO9001, ISO14001,ISO45001 |
| Place of Origin | Changzhou, China | ||
| High Light | Large Diameter Forged Disc ，Pressure Vessels Forged Disc ，Heavy Equipment beyblade forge disc | ||
Large Diameter Forged Discs for Pressure Vessels and Heavy Equipment. Our large diameter forged discs are precision-manufactured to meet the rigorous demands of pressure vessels and heavy industrial equipment applications. These discs serve as critical components in high-pressure environments, ensuring superior strength, durability, and safety.
Key Features:
Material Options: Available in high-quality carbon steels and alloy steels such as 35#, 45#, 42CrMo, 42CrMo4, 18CrNiMo7-6, and other industry-standard grades tailored for exceptional mechanical properties.
Diameter Range: Customizable large diameters to fit a wide range of pressure vessel and heavy equipment specifications.
Forging Process: Manufactured using advanced open-die and closed-die forging techniques to achieve optimal grain flow and enhanced mechanical strength.
Heat Treatment: Available with tailored heat treatment options including normalizing, quenching, and tempering to meet specific hardness and toughness requirements.
Dimensional Accuracy: Strict quality control ensures tight tolerances and superior surface finish.
Applications:
Large diameter forged discs are widely used in demanding industrial environments, including:
Pressure vessels – ensuring structural integrity under high pressure and temperature.
Boilers – supporting high thermal stress and pressure cycles.
Heavy-duty cranes – providing strength and stability in load-bearing rotating parts.
Mining machinery – withstanding abrasive conditions and heavy mechanical loads.
Oil and gas equipment – functioning reliably in extreme pressure and corrosive environments.
Other heavy industrial sectors – including petrochemical, power generation, and metallurgical industries.
| Item | Details |
|---|---|
| Product Name | Large Diameter Forged Discs for Pressure Vessels and Heavy Equipment |
| Material Grades | - High-strength alloy steels: 42CrMo4, 18CrNiMo7-6, 30CrNiMo8 - Carbon steels: 35#, 45# - Delivers excellent tensile strength, high temperature resistance, and long-term stability under extreme pressure conditions |
| Forging Equipment | - Hydraulic hammers: 5T / 8T / 12T - 3600T open-die forging press for large-diameter solid discs - Capable of forging discs up to several meters in diameter with uniform internal structure |
| Manufacturing Process | Hot Forging → Normalizing / Quenching + Tempering → Ultrasonic Testing → Rough / Semi-Finish Machining → Dimensional & Surface Inspection |
| Forging Ratio | ≥ 3.0 — Ensures optimal grain flow orientation for enhanced fatigue strength, impact resistance, and structural reliability in pressure-bearing applications |
| Applications | - End covers and tube sheets for pressure vessels and boilers - Flange-integrated disc components in petrochemical reactors - Base discs and support plates in large-scale industrial machinery - Bearing seats and load plates in metallurgical and energy systems |
| Heat Treatment Options | - Quenched + Tempered for high strength and improved toughness - Normalizing for refined grain structure and dimensional stability - Stress relief annealing to eliminate internal stresses and improve service life |
| Testing & Inspection | - Chemical: Spectrometer analysis for precise alloy composition - Mechanical: Hardness, tensile strength, yield strength, and impact toughness (longitudinal & transverse) - Ultrasonic Testing (UT): 100% volumetric flaw detection - Dimensional: Diameter roundness, thickness uniformity, flatness, surface roughness |
| Value-Added Services | - Pre-machining of bolt circles, sealing grooves, and counterbores - Export-grade packaging for sea/land transport - Full traceability: heat number, batch number, mechanical & UT test records |
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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