High Temperature Superheater Module Wear Resistant Boiler Pressure Parts For Quenching Waste

High-Temperature Superheater Module for CDQ Dry Quenching Waste Heat Boiler with Wear-Resistant Design

The High-Temperature Superheater Module for CDQ Waste Heat Boiler is a purpose-built pressure-bearing heating surface component designed specifically for coke dry quenching (CDQ) waste heat recovery systems in the coking industry. Engineered with precision and durability in mind, this module provides reliable superheated steam generation while resisting the abrasive effects of coke dust particles entrained in the high-temperature circulating gas stream. As the coking industry increasingly adopts CDQ technology for energy recovery and carbon reduction, the CDQ-specific superheater module has become an indispensable element in modern coking plant energy infrastructure.

The CDQ Superheater Module is specifically constructed to operate in the high-temperature zone of CDQ waste heat boilers, where circulating gas temperatures typically range from 450C to 540C with significant dust loading (5-15g/Nm3). The module adopts wear-resistant alloy steel tubes (12Cr1MoVG / SA213 T22) with reinforced support structures and targeted wear protection at the gas inlet section, where particle impingement is most severe. The serpentine panel arrangement optimizes heat absorption while maintaining manageable gas velocity. CDQ boilers typically operate at medium to sub-high pressure (3.8-6.4MPa), with main steam temperatures of 450-485C, well within the 12Cr1MoVG material capability of 520-565C.

Manufactured using certified 12Cr1MoVG / SA213 T22 alloy steel boiler tubes with automatic robotic welding and post-weld heat treatment, every CDQ Superheater Module undergoes comprehensive NDT including UT, MT, RT and PT, followed by hydraulic pressure testing at 1.5 times design pressure. The prefabricated modular design ensures dimensional accuracy for direct field installation, significantly reducing on-site welding and erection time. Wear-resistant treatment at leading tube rows, including anti-abrasion shields and thicker wall sections, extends service life in the high-dust CDQ environment. Material certificates and welding records comply with ASME and GB standards for international project acceptance.

One significant advantage of the CDQ-specific Superheater Module is its proven performance in major Chinese coking groups, where CDQ waste heat recovery is a standard energy-saving and carbon-reduction technology. By efficiently recovering sensible heat from hot coke (approximately 800-1000C) and converting it to superheated steam for power generation or process use, the module contributes to substantial energy savings and reduced greenhouse gas emissions in coking operations. A typical 140t/h CDQ unit can generate 70-80 tons of superheated steam per hour, equivalent to 15-20MW of power generation capacity, with payback periods typically under 2 years.

The CDQ Superheater Module is adaptable to various CDQ scales and boiler configurations, making it suitable for coking plants ranging from 50t/h to 260t/h coke throughput. Its versatility and robust construction enable it to perform reliably in both new CDQ construction and existing CDQ boiler revamping projects. Furthermore, the module can be customized to meet specific process requirements, such as different steam pressures (2.5-6.4MPa), temperatures (450-540C) and dust loading profiles, ensuring optimal performance tailored to individual coking plant configurations.

In addition to its functional benefits, the CDQ Superheater Module is designed with safety and operational convenience in mind. The materials and fabrication methods comply with ASME BPVC Section I and GB/T 16507 standards, ensuring safe operation under pressure-bearing conditions. The wear-resistant design reduces tube leakage incidents caused by coke dust erosion, a common failure mode in CDQ boilers. The prefabricated modular structure allows for quick module replacement during scheduled outages, minimizing boiler downtime and maximizing CDQ plant availability.

To summarize, the CDQ High-Temperature Superheater Module represents a purpose-built solution for coke dry quenching waste heat recovery systems. By delivering reliable superheated steam generation in high-dust, high-temperature circulating gas environments, it enables efficient energy recovery and carbon reduction in the coking industry. Its wear-resistant design, prefabricated modular construction and proven operational references make it an ideal choice for coking plants aiming to maximize CDQ energy recovery. Investing in CDQ-specific superheater modules is a strategic decision that supports long-term energy efficiency, cost savings and environmental compliance in coking operations.

Features

·        Purpose-built for CDQ dry quenching high-dust, high-temperature circulating gas

·        Wear-resistant 12Cr1MoVG (SA213 T22) alloy steel for 520-565C service

·        Reinforced wear protection at gas inlet section where erosion is most severe

·        Optimized serpentine panel arrangement for heat absorption and gas velocity control

·        Prefabricated modular delivery for short on-site installation period

·        Automatic robotic welding + post-weld heat treatment + comprehensive NDT

·        Customizable module dimension, tube material and pressure grade per CDQ project

·        Proven references in major Chinese coking groups with mature operating experience

·        Typical CDQ steam output: 70-80t/h for 140t/h coke unit, payback <2 years

·        Grade A & ASME certified, complete MTC and inspection reports

Technical Parameters

Applications

The Boyu CDQ High-Temperature Superheater Module is a purpose-built heating surface component designed for coke dry quenching waste heat recovery systems. Manufactured in Shandong, China, this CDQ-specific module is available in customizable configurations to meet diverse coking project requirements. Certified with ISO9001, ASME, Grade A, SGS, the product guarantees high quality, safety and reliability in demanding coking industry applications.

This Superheater Module is widely used in coking plant CDQ dry quenching waste heat boilers, metallurgical sintering waste heat boilers and other high-dust industrial flue gas heat recovery systems. Its wear-resistant design ensures reliable operation in abrasive gas environments, while the prefabricated module structure streamlines field installation. The module enables efficient recovery of coke sensible heat for steam generation and power production, supporting energy-saving and carbon-reduction goals in the coking industry.