Custom Heavy Duty Welded Pressure Vessel Skid Assembly
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Product Details
| Customization: | Available |
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| Standard: | GB, EN, China GB Code |
| Surface Treatment: | Powder Coated |
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Basic Info.
- Model NO.
- OEM
- Energy Source
- Electric Arc
- Material
- Stainless Steel
- Type
- Fusion Welding
- Model
- OEM
- Certificate
- ISO 9001; SGS; En-15085
- Material Thickness
- 1--100mm
- Transport Package
- Steel Pallets, Wooden Pallets, Wooden Boxes, Can B
- Specification
- 4000*2000*1000
- Trademark
- OEM
- Origin
- Qingdao, China
- HS Code
- 7308900000
- Production Capacity
- 10000
Packaging & Delivery
- Package Size
- 100.00cm * 150.00cm * 45.00cm
- Package Gross Weight
- 100000.000kg
Product Description
Product Description



We specialize in the fabrication of large-scale welded pressure vessels and modular skid assemblies for industrial applications.
Our products are widely used in oil & gas, LNG, chemical processing, energy, and offshore engineering projects where high strength, reliability, and precision welding are critical.
With advanced welding technology and strict quality control, we deliver OEM customized welded structures ranging from pressure vessels to fully integrated process skids. Each product is manufactured according to customer drawings and international standards, ensuring excellent structural integrity, dimensional accuracy, and long-term performance.
Our workshop is equipped with laser cutting, plasma cutting, CNC machining, heavy-duty welding systems, and large-scale assembly facilities, enabling us to handle oversized and heavy components efficiently. From raw material inspection to final delivery, every step is carefully controlled to meet demanding industrial requirements.
We support a wide range of materials, including carbon steel, low-alloy steel, wear-resistant steel, and stainless steel, allowing us to adapt to various operating conditions such as high pressure, high temperature, and corrosive environments.
By combining experienced engineers, advanced equipment, and a mature manufacturing process, we provide cost-effective, high-quality welded solutions for global customers seeking reliable long-term partners.
Our products are widely used in oil & gas, LNG, chemical processing, energy, and offshore engineering projects where high strength, reliability, and precision welding are critical.
With advanced welding technology and strict quality control, we deliver OEM customized welded structures ranging from pressure vessels to fully integrated process skids. Each product is manufactured according to customer drawings and international standards, ensuring excellent structural integrity, dimensional accuracy, and long-term performance.
Our workshop is equipped with laser cutting, plasma cutting, CNC machining, heavy-duty welding systems, and large-scale assembly facilities, enabling us to handle oversized and heavy components efficiently. From raw material inspection to final delivery, every step is carefully controlled to meet demanding industrial requirements.
We support a wide range of materials, including carbon steel, low-alloy steel, wear-resistant steel, and stainless steel, allowing us to adapt to various operating conditions such as high pressure, high temperature, and corrosive environments.
By combining experienced engineers, advanced equipment, and a mature manufacturing process, we provide cost-effective, high-quality welded solutions for global customers seeking reliable long-term partners.
Specification
Welding parts product description | |||
product: | OEM customized welding parts | ||
Welding method: | Gas shielded welding, argon arc welding or customized | ||
application: | Wind power, nuclear power, pumps, construction, ships, excavators, construction machinery, motors, gas tanks, pressure tanks, mineral equipment, automobiles, etc. | ||
Product advantages: | We have 12 years of experience in the manufacture of large structural parts, with accurate dimensions, firm welding, no deformation, no welding slag, wide application range, low price and high quality | ||
Material: | Steel, S355, S355J2G3, ST52, ST52-3, Q345, Q235, NM360, Hardox 400, Hardox 500, SS304, SS316 .. or according to customer requirements. | ||
drawing | Specification drawing software: PDF, Solid work, ProE, JPG, Auto CAD | ||
Production equipment: | laser cutting (<= 20mm), plasma cutting, welding machine, lathe, drilling machine, grinder, deep hole drilling, large CNC vertical lathe, CNC gantry milling, CNC floor boring, etc........ | ||
Process technology: | Process technology: technical review through technical customization-blanking-pair spot welding-inspection-welding forming-annealing-surface treatment-CNC processing-inspection, etc. | ||
Quality: | Strict material inspection, precise size control, promotion of quotation and delivery guarantee, 100% quality control. | ||
Packing: | steel pallets, wooden pallets, wooden boxes, according to customer requirements. | MOQ: | 1 piece |
Current major markets: | the United States, Australia, Canada, Germany | Production time: | 1-2 weeks |
Company Profile







Company Introduction
Century Hengyuan Machine Co., Ltd. is a professional manufacturing company specializing in heavy-duty mechanical structures, welded components, and large-scale precision machining.
With large-span industrial workshops, overhead crane systems, and heavy-load production floors, we are fully equipped to handle large, complex, and non-standard components. Our facilities are designed to support efficient material flow, safe operation, and stable production for engineering-level projects.
We provide integrated manufacturing solutions, covering welding fabrication, CNC machining, assembly, and inspection, all under one roof. This allows us to maintain strict control over quality, accuracy, and delivery time throughout the entire production process.
Our products include structural frames, bases, heavy welded assemblies, and customized mechanical components, widely used in industrial equipment, engineering machinery, energy systems, and special-purpose projects.
At Century Hengyuan, we focus on OEM and custom manufacturing, supporting drawing-based production, project-oriented cooperation, and long-term partnerships.
With a commitment to reliable quality, manufacturing capability, and dependable delivery, we aim to be a trusted OEM manufacturing partner for customers worldwide.
With a commitment to reliable quality, manufacturing capability, and dependable delivery, we aim to be a trusted OEM manufacturing partner for customers worldwide.
Certifications

COMPANY CERTIFICATE
Certifications & Quality Assurance
EN 15085 Welding Certification
ISO 9001 Quality Management System
ISO 6701 Bonding System Certification (2025)
Occupational Health & Safety Management System (2023.12)
Environmental Management System (2023.12)
Inspection & Testing Certificates
These certifications ensure stable quality, safe production, and reliable delivery for welding, casting, and mechanical machining products, supporting OEM and custom manufacturing projects.
EN 15085 Welding Certification
ISO 9001 Quality Management System
ISO 6701 Bonding System Certification (2025)
Occupational Health & Safety Management System (2023.12)
Environmental Management System (2023.12)
Inspection & Testing Certificates
These certifications ensure stable quality, safe production, and reliable delivery for welding, casting, and mechanical machining products, supporting OEM and custom manufacturing projects.
Packing & Delivery

Packing
All products are packed according to their structure, weight, and surface condition to ensure safety during transportation.
Small and medium-sized parts are packed in strong export cartons with internal protection, while heavy-duty or large structural components are packed in fumigated wooden cases or steel pallets.
Small and medium-sized parts are packed in strong export cartons with internal protection, while heavy-duty or large structural components are packed in fumigated wooden cases or steel pallets.
Protective measures such as plastic film, foam, separators, and anti-rust treatment are applied to prevent damage, moisture, and corrosion during handling and shipping.
Customized packing solutions are available based on customer requirements.
Customized packing solutions are available based on customer requirements.

Export Capability & Delivery Assurance
We provide reliable global export solutions for custom-made parts, supported by multiple transportation methods, including air freight, sea freight, and land transportation. According to product size, weight, value, and delivery urgency, we select the most suitable shipping method to ensure cost efficiency, safety, and on-time delivery.
For small or urgent custom parts, we support international express services such as DHL, FedEx, UPS, and TNT. For large-volume or heavy-duty components, we arrange sea freight with professional export packing, as well as land transportation for regional deliveries. All shipments are carefully inspected, securely packed, and handled in accordance with international export standards to protect products during transit.
With flexible logistics planning, standardized export procedures, and experienced shipping coordination, we ensure that OEM and customized parts are delivered safely, efficiently, and reliably to customers worldwide.
How to send the product to you?
Answer: The method of transportation is up to you. We can also recommend a more economical transportation method for you!
For small batch products under 30 kg, express delivery (DHL, FedEX, TNT, UPS, EMS or others) is usually used.
30-500kg orders can be airlifted to your designated airport. For large or large quantities, we often use sea freight.
Answer: The method of transportation is up to you. We can also recommend a more economical transportation method for you!
For small batch products under 30 kg, express delivery (DHL, FedEX, TNT, UPS, EMS or others) is usually used.
30-500kg orders can be airlifted to your designated airport. For large or large quantities, we often use sea freight.
FAQ
1. Question: Are you a factory or a trading company?
Answer: We are a professional welding processing factory + trading company.
2. Question: Do you make customized products?
Answer: Yes, all parts are customized according to customer's drawings or samples. If you want to manufacture any parts, please feel free to send us your drawings or samples.
3. Q: Will you be safe after we receive the drawings?
Answer: Yes, we will not disclose your design to third parties without your permission. Before you send the drawing to us, we can sign a confidentiality agreement.
4. Q: What is your minimum order quantity?
Answer: Usually we do not set the MOQ, but the price will be cheaper when the quantity is large. We are happy to provide customers with samples to ensure quality standards.
5. Ask. Do you provide samples? Is it free or extra?
If you want to check the samples first, you need to pay the sample fee, and the fee will be refunded to you after confirming the bulk order.
6. What payment terms do you accept?
Wire transfers, Western Union, Paypal, Trade Assurance are accepted, so please let us know which is convenient for you.
Answer: We are a professional welding processing factory + trading company.
2. Question: Do you make customized products?
Answer: Yes, all parts are customized according to customer's drawings or samples. If you want to manufacture any parts, please feel free to send us your drawings or samples.
3. Q: Will you be safe after we receive the drawings?
Answer: Yes, we will not disclose your design to third parties without your permission. Before you send the drawing to us, we can sign a confidentiality agreement.
4. Q: What is your minimum order quantity?
Answer: Usually we do not set the MOQ, but the price will be cheaper when the quantity is large. We are happy to provide customers with samples to ensure quality standards.
5. Ask. Do you provide samples? Is it free or extra?
If you want to check the samples first, you need to pay the sample fee, and the fee will be refunded to you after confirming the bulk order.
6. What payment terms do you accept?
Wire transfers, Western Union, Paypal, Trade Assurance are accepted, so please let us know which is convenient for you.

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