Custom Stainless Steel 316L ASME Elliptical Heads Factory for LNG Tanks with 100% Traceability
1.About Us-Henan Guojiang Precision Formed Head Co., Ltd.
We are One of Professional Leading Manufacturer of ASME Elliptical Heads with Strict Inspecition Rules: Small Pipe Caps Undergo Batch Inspectioin, and Every Single Large-Sized Head in Inspected Separately.
All Our Manufacturing Processes Comply with International Industrial Codes and Standards, Including ASME, PED and GB/T Specifiations.
Out Factory is Fully Certified to ASME, PED, ISO and other Authoritative Standards.
2. 100% Traceability and On-Time Shipment for Elliptical Heads from Henan Guojiang Precision Formed Head Factory.
(1). Traceability: 100% material traceability with furnace heat numbers.
(2). Traceability: 100% Traceability for all dished heads, linked to factory-issued production order numbers.
(3). 100% On-Time Shipment Guaranteed. Supported by our dedicated international order management system, we accurately calculate delivery schedules prior to order confirmation, enabling customers to fully clarify production lead times in advance.
3. Certificates Held by Henan Guojiang Precision Formed Head Co., Ltd.
Henan Guojiang Precision Formed Head Co., Ltd. is certified to ASME, PED, ISO and other authoritative standards. Our manufacturing strictly complies with ASME, PED and GB/T codes, fully satisfying global international industry requirements.
| Certification Standards |
| GB/T 25198-2023 |
| ASME BPVC Sec.VIII Div 1 |
| PED (Pressure Equipment Directive) |
| ISO 9001:2015 |
| ISO 14001:2015 |
(1). GJ Formed Head Factory with Manufacturing Standards: Strict compliance with ASME Section VIII & PED standards.
(2). Our Company Holds a Full Range of Relevant Certifications, Including: Official ASME U-Stamp Holder, ISO 9001.
(3). Non-Destructive Testing (NDT): Section-by-section Radiographic Testing (RT) & Liquid Penetrant Testing (PT).
4. Main Products Range from Henan Guojiang Precision Formed Head Co., Ltd.
(1). Elliptical Head
(2). Torispherical Head
(3). Polished Mirror Head
(4). Conical Head
(5). Flat Head
(6). Pressure Vessel & Tank Head
(7). Pipe Caps
(8). Custom Order Accepted.
5. Frequently Asked Questions (FAQ):
Q1: What is the difference between ASME Elliptical dished heads and regular Elliptical dished heads?
A: ASME Elliptical Dished Heads follow BPVC Section VIII Div 1 design, geometry and testing rules with U-stamp certification. Generic Elliptical dished heads have no standardized stress calculation or mandatory NDT inspection and cannot be used for ASME-regulated pressure vessel exports.
Q2: What is a U-stamp on ASME Elliptical dished heads?
A: The U-stamp is ASME’s official certification mark. Only audited manufacturers can produce U-stamp Elliptical Dished Heads, proving all design, fabrication and testing meets ASME pressure vessel safety codes.
Q3: Can you supply EN 10204 3.1 certificates with ASME Elliptical Dished Heads?
A: Yes, every shipment of ASME Elliptical Dished Heads includes official EN 10204 3.1 material test certificates matching plate furnace heat numbers.
Q4: What forming methods are used for ASME Elliptical Dished Heads?
A: Cold pressing, Hot Pressing, cold spinning and segmental welding for extra-large diameter heads, all executed under ASME quality control procedures.
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