🚰 HRSG Desuperheaters (ASTM A335 P91 Steam Piping, Stainless Thermal Sleeve Liner)

HRSG Attemperator Thermal Fatigue Calculator

Design thermal protective sleeve liners and spray nozzles for steam attemperators inside high-temperature superheater/reheater piping (1,050 deg F) under ASME B31.1: prevent catastrophic quenching thermal fatigue cracking of heavy P91 alloy pipe walls caused by cold spray water droplet impingement, and power plant reliability margins.

1. Project & Operating Inputs

Superheated Steam Operating Temp (deg F e.g. 1,050.0 deg F Main Steam)

Attemperator Spray Water Flow (GPM e.g. 45.0 GPM Quench Water)

Customer Bid Price for Supplied & Welded Thermal Liner Section ($)

ASTM A335 P91 Pipe Spool, 316H Stainless Thermal Sleeve Liner, NDE ($)

2. Financial Breakdown & Yield

ASME B31.1 ATTEMPERATORS

Turnkey Attemperator Pipe Upgrade Profit

High-Temperature Piping Engineering Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost