Inquirer:- For welding a furnace with material P 355GH, we need to select welding consumables. The plate thickness is 22 mm. P355GH Yield strength value is 345 MPa min, Tensile strength 510-650 MPa & it undergoes a process of corrugation forming at 880-910° C and PWHT at 610°C. PROCESS: FCAW +SAW So please suggest consumables for this. …
Filler Metals for P355GH Material meeting PWHT requirements? Read More »
Inquirer:- We did welding LCS to SS 316L by using SS 309L. Weld Metal We checked with PMI Machine, We found it to be of SS 308 compositions. How it is possible? , Kindly clarify it. The process used was GTAW. The chemical composition of the AISI 1018 Steel, ASTM A 240 Type 316L Stainless …
INQUIRER:- Dear Sir, we have difficulty in meeting 40J CVN value in WM & HAZ at 0 degrees C. It is possible to achieve 40 J CVN value at 0 deg C test temperature in X50 micro-alloy steel with HF-ERW process? in our process, Flat surface is going through roller and joint is made by …
Dear Sir, Generally, for joining CS/LAS to 300 type Stainless Steel, austenitic filler materials like E/ER 308, 309,316 and 347 are used but these filler metals are used when service application is below 425°C. For higher temperature service application as you mentioned, I would suggest you for using High-Nickel filler metals ERNiCrFe-2, and ENiCrFe-2, ENiCrFe-3. …
One of the reputed Tube manufacturers engaged in Autogenous GTAW (without filler) practice of Tube on Tube Mill raised a question about the typical microstructure developed in Autogenously GTA Weld of Type 430 Ferritic Stainless Steel Tube formed from the 2.05 mm thick Annealed Sheet on Tube Mill which has been subsequently subjected to Bright …
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