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Material specs
Where can I look to get a good basic understanding of pipe and fittings classifications and compatibilities? I have been getting asked allot of questions lately and it all seems to be a mystery to me as I don’t usually deal with this. Thanks for your help- bcase14
- Thread
- Replies: 3
- Forum: Metal and Metallurgy engineering
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P33 to P1 Repair weld??
Where can I find the exception that will allow me to the less sever bend? Also found out that when they preheated the test to 325 it would break on the bronze side and then when welded with no preheat it would break on the P1 side either way it was in the HAZ.- bcase14
- Post #8
- Forum: Boiler and Pressure Vessel engineering
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P33 to P1 Repair weld??
Ok I have new info on this GMAW, ERCuAI-A2, .035 DCEN, AMPS145-195, VOLTS 23-25 They are testing it as a double bevel weld. I think the bend test will never work because of the dissimilar metals. Is it possible to test it as a fillet weld (as that is what the joint to be repaired is) and do...- bcase14
- Post #6
- Forum: Boiler and Pressure Vessel engineering
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P33 to P1 Repair weld??
We are currently using a procedure given to us by the contractor who was trying to make the repair in the HEXs. The rod we used was first an GTAW aluminum bronze wire but now they are trying to qualify the procedure with silicon bronze wire. i am tring to get my hands on the WPS...- bcase14
- Post #5
- Forum: Boiler and Pressure Vessel engineering
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P33 to P1 Repair weld??
We have a heat exchanger that has started to leak due to a crack/ separation of the tube header plate to the shell. This is causing a contamination of the lake water that is used to cool the Cooling water. The plate is P33 (silicon bronze) and the shell is P1. It has been welded before (made in...- bcase14
- Thread
- Replies: 10
- Forum: Boiler and Pressure Vessel engineering
