-
2026-01-06
Maintenance FAQ: The SD61H-P61 Self-Seal Ring—Why Your Blocking Valve Still Leaks After You Fixed It
Stop blocking valve leaks. Learn the 2mm gap secret and correct assembly for SD61H-P61 sealing rings, backing rings, and split rings in 300MW-600MW units.
more >
-
2025-12-25
Why Does the SD61H-P58.27 Superheater Isolation Valve Use a Welded Connection?
Why use welded connections for the SD61H-P58.27 hydrotest isolation valve? Learn how it eliminates leaks and handles 58.27MPa in ultra-supercritical boilers.
more >
-
2025-10-31
Coal Mill Vibration and Output Drop? The Scraper Device 20MG40.11.07.01J is Your Hidden Culprit
Attention Power Plant Engineers: Do you often face the headache of coal mill bearing vibration suddenly exceeding 0.15 mm/s and output dropping by more than 10% of the design value, yet checks on rollers and bearings reveal no issues?
more >
-
2025-10-29
Pulverizer Vibration? The Hinge Pin Assembly 300MG31.11.11 is Likely the Culprit.
This seemingly minor component—the Hinge Pin Assembly (HPA)—is, in fact, the "Key to Force Transmission" within the coal pulverizer.
more >
-
2025-10-29
FA1D56 Booster Pump Main Cover Hex Nut FA1D56-03-14 Common Q&A
The FA1D56-03-14 Main Cover Hex Nut is the critical fastener that ensures the pump body's sealing integrity and structural stability.
more >
-
2025-10-28
Field Guide: Troubleshooting and Installation for the FA1D56 High-Pressure Gasket
By focusing on the performance and fitment requirements of the FA1D56-02-04 High-Pressure Gasket, we provide clear answers to three core technical questions
more >
