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Quality Complete Furnace Water Wall Header 15CrMoG  Boiler Wall Panel Assembly Integration factory
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Quality Complete Furnace Water Wall Header 15CrMoG  Boiler Wall Panel Assembly Integration factory
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Complete Furnace Water Wall Header 15CrMoG Boiler Wall Panel Assembly Integration

Brand Name: Boyu
Place of Origin: China
Certification: ISO9001:2015, ISO14001:2015, ISO45001:2018
Minimum Order Quantity: 1 Set
Price: USD 5,000-50,000 / Set
Supply Ability: 10,000 MT per Month
Delivery Time: 30-60 working days after deposit
Payment Terms: T/T,L/C at sight
Standard Packaging: Seaworthy packing in fumigation-free wooden cases with anti-rust protection film and desiccant

Product Details


Product Name: Membrane Water Wall Panel Application: Boiler Furnace Enclosure & Radiant Heating Surface
Tube Material: 20G (SA-210 Gr.A1/C) Carbon Steel Working Condition: Saturated Water/Steam
Saturated Temp By Pressure: 204C(1.6MPa) - 358C(16.7MPa) Applicable Boilers: MSW / Biomass / Industrial Waste / Hazardous Waste
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Product Description

Water Wall Header & Panel Assembly for Complete Furnace Wall System Integration

 

The Water Wall Header & Panel Assembly is a complete furnace wall system component fabricated by Boyu Heavy Industry, integrating water wall panels with their distribution headers into a ready-to-install assembly. As a boiler pressure component manufacturer with ASME S/U certification and integrated header and panel fabrication capabilities, Boyu produces complete water wall systems that combine CNC-drilled headers, membrane wall panels and interconnecting tubes into a single assembly. This assembly serves the primary function of distributing feedwater to the water wall panels and collecting the steam-water mixture, forming a complete, pressure-tested furnace wall system that can be installed directly into the boiler structure.

The Water Wall Header & Panel Assembly is specifically constructed with thick-wall seamless steel headers (OD 159-325mm, WT 16-40mm) CNC-drilled with precise tube connection holes, welded to membrane water wall panels via full-penetration tube-to-header welds. Boyu fabricates headers from certified 20G (SA-106 Gr.B) carbon steel or 15CrMoG (SA-335 P12) alloy steel, with header tube holes drilled to +/-0.5mm positional tolerance. The water wall panels are fabricated from 20G (SA-210) tubes with standard 80/100/120mm pitches using automatic SAW welding. The complete assembly includes upper and lower headers, membrane panels, connecting tubes and support brackets, all fabricated and aligned as an integrated system.

Manufactured using CNC header deep-hole drilling, automatic SAW panel welding, robotic tube-to-header welding, post-weld heat treatment (for alloy steel) and comprehensive NDT, every Water Wall Header & Panel Assembly undergoes 100% UT for header body and welds, RT for tube-to-header joints, dimensional verification and hydraulic pressure testing at 1.5 times design pressure. The ASME S/U certified fabrication ensures compliance with international pressure vessel standards. Boyu's integrated facility enables complete system fabrication under one quality management system, eliminating interface risks between header and panel subcontractors. Typical delivery is 35-50 days for complete assemblies. Full documentation including MTC, WPS/PQR, PWHT reports and NDT records accompanies every shipment.

One significant advantage of Boyu Water Wall Header & Panel Assemblies is the complete system integration that reduces on-site installation risk. By delivering headers, panels and connecting tubes as a pre-aligned, pressure-tested assembly, on-site welding and alignment work is reduced by 50-60% compared with separate component delivery. This is particularly valuable for overseas projects where on-site labor costs are high and installation schedules are tight. Additionally, the integrated fabrication ensures consistent weld quality across header-to-panel joints, which are critical pressure boundaries that require full penetration and zero defect.

The Water Wall Header & Panel Assembly is adaptable to various boiler types, capacities and furnace configurations, making it suitable for power generation, coking, petrochemical, steelmaking, biomass energy and waste-to-energy industries. Its versatility enables complete furnace wall system fabrication for front wall, rear wall, side wall and roof sections across boiler pressure grades from medium pressure (3.82MPa) to subcritical (16.7MPa). Furthermore, assemblies can be customized for specific furnace dimensions, header sizes, tube pitches and support configurations, ensuring direct compatibility with the boiler structural steel and overall design.

In addition to functional benefits, the Water Wall Header & Panel Assembly is designed with safety and long-term reliability in mind. All pressure-bearing components comply with ASME BPVC Section I and GB/T 16507 standards, with mandatory NDT and pressure testing ensuring safe operation. The integrated support bracket design facilitates proper thermal expansion management. Boyu provides technical support for hydraulic calculation, header sizing, thermal expansion analysis and system layout optimization, helping clients achieve complete water wall systems that are optimized for their specific boiler design.

To summarize, the Boyu Water Wall Header & Panel Assembly represents a complete, integrated furnace wall solution leveraging our ASME S/U header fabrication and membrane panel expertise. By delivering pre-aligned, pressure-tested complete assemblies with verified weld quality and dimensional accuracy, it reduces on-site installation time, ensures pressure boundary integrity and supports reliable boiler operation. Our integrated manufacturing capability, systematic quality control and expert technical support make this product an ideal choice for boiler manufacturers and EPC contractors. Investing in complete water wall assemblies is a strategic decision that supports installation efficiency, pressure boundary reliability and long-term operational performance.

Features

·        Complete assembly: upper/lower headers + membrane panels + connecting tubes + supports

·        ASME S/U certified, CNC header deep-hole drilling +/-0.5mm tolerance

·        Header: 20G(SA-106 Gr.B) / 15CrMoG(SA-335 P12), OD 159-325mm, WT 16-40mm

·        100% UT for header body/welds + RT for tube-to-header joints + 1.5x hydraulic test

·        Full-penetration robotic tube-to-header welding, PWHT for alloy steel

·        Pre-aligned assembly reduces on-site welding/alignment by 50-60% vs separate components

·        Panel: 20G(SA-210) tubes, 80/100/120mm pitch, automatic SAW

·        Suitable for 3.82MPa-16.7MPa boilers, all furnace wall sections

·        Delivery: 35-50 days for complete assemblies

·        Expert support for hydraulic calculation and thermal expansion analysis

Technical Parameters

Product Name

Water Wall Header & Panel Assembly

Application

Complete Furnace Wall System Integration

Header Material

20G (SA-106 Gr.B) / 15CrMoG (SA-335 P12)

Header OD

159mm - 325mm

Header WT

16mm - 40mm

Panel Tube Material

20G (SA-210) Carbon Steel

Panel Tube Pitch

80mm / 100mm / 120mm

Header Drilling Tolerance

+/-0.5mm

Applicable Boiler Pressure

3.82MPa - 16.7MPa

Standard Delivery

35 - 50 Days

 

Applications

The Boyu Water Wall Header & Panel Assembly is a complete furnace wall system integrating distribution headers with membrane wall panels. Manufactured in Shandong, China under ASME S/U certification, this assembly provides a ready-to-install, pressure-tested water wall system. Certified with ISO9001, ASME S/U, Grade A, SGS and IBR, the product guarantees high quality and pressure boundary integrity.

This Water Wall Header & Panel Assembly is widely used in power station boilers, industrial boilers, coking waste heat boilers, biomass boilers, waste-to-energy boilers and metallurgical exhaust gas boilers where complete furnace wall system fabrication is required. Its integrated design reduces on-site installation and ensures reliable pressure boundary performance across all furnace wall sections.

 

Product Highlights

Water Wall Header & Panel Assembly for Complete Furnace Wall System Integration The Water Wall Header & Panel Assembly is a complete furnace wall system component fabricated by Boyu Heavy Industry, integrating water wall panels with their distribution headers into a ready-to-install assembly. As a ...

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