Recent content by RVinothkumar

Dear experts, Please explain why stainless steels only solution annealed?

Please explain, why basic electrodes are baked and why cellulosic electrodes are not baked? What is the reason behind baking oven and holding oven?

1. Dear experts, Please explain the diff between GMAW & GTAW Welding process. Can use ER70S-2 for ER70S-6 filler wire. Also explain any changes occurs in Mechanical properties of weld. 2. Please explain about mixture percentage of argon and CO2 in shielding gas.

Please explain, what happens when weld.over weld?

Hi gentlemen's, Please clarify the following, As per ASME Sec. IX Table 423 (Alternate P-Number for welder qualification) a welder qualified by one P-Number from left column of table, can weld any base metal from right column of table

M/r. EL SUICIDA, Please explain, if using a test coupon 13mm thk, it has no limit to WPS and PQR has limits only.

Please explain that, As per ASME Sec IX, QW-200.4 when using multiple process in single PQR, the test coupon has thickness atleast 13 thk. Is it correct or not?

Please explain, ASME, Sec IX, QW-200.4, b what stats?

Ok sir, Thanks for your information I have seen in that. If two indications present in weld, the max permissible size is 4mm. It is correct or not.

Please explain, As per ASM sec.VIII Dev.1 if two indication found in RT Film of weld joint what is the acceptance criteria for that

Please explain, ASME Sec.VIII. Dev.1, Mandatory appendix.4, 4-3(4) What is acceptable size of rounded indications, if one or more indications found and what is acceptable size of isolated rounded indications.

Thanks

Please explain. What is nominal thickness in PWHT if Rf pad is came with ASME Section

Please explain that, if joint has RF pad, can i consider RF pad thickness with shell plate thickness.please explain that with ASME Section

Please explain that, How DCEN welding has Low penetration and DCEP welding has high penetration