Reference-ASME Sec. IX Table QW-442 A Numbers
I have to weld the material grade SS 310 to SS 310 and for which electrode selected is E310-15.
Query
As per material chemical composition of SS 310, Maximum percentages of elements are as follows
Carbon - 0.25, Chromium - 14.5-30.0, Nickel - 19.0...
In one of the Project Alloy steel Piping, most of the Piping Spools are in accordance with ASME B31.3 and only one Spool they need as per ASME B31.1. Now The concern is PWHT as per ASME B31.3 for P4 (A335 P11), P5A (A335 P22) Heat treatment soaking time is Minimum 2hours, wheares as per ASME...
We are reviewing most of the Electrode/Filler Wire batch test certificates of various reputed welding consumables manufacturers and noted that only Chemical analysis is actual analyzed and mentioned in the Test certificate and whereas for Mechanical Properties only typical values are mentioned...
We are Fabricating Pipe Spools, inorder to identify the Pipe Spools we are cold hard stamping a two digit identification mark on flange face (Thickness Portion) without disturbing/interfering manufacturer's identification.
We had some error in hard stamping of Spool identification, to correct...
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I have to weld SA335 Gr.P22 to P22 Material to weld this whether I can choose the below mentioned electrode and filler wire-
GTAW - ER80S-B3L
SMAW - E8018-B3L
In most of the welding hand books and manufacturer recommendation electrode E9018-B3 & ER90S-B3 is selected to weld...
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Design Code - ASME B31.3
Flange Dimensional Code - ASME B16.5
We have a WNRF Flange of Dia 20" of which the serration face is damaged (Approximately 3mm Depth and Length 60mm) due to the improper handling.
Can any one recommend me the correct procedure to rectify the damage...
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Material Description - SA234 Gr.WPB, Hot formed between 780-980 Degree Celcius
In MTC it has been mentioned as the Tensile test (Mechanical Properties) carried out on Raw Material.
As per SA 234 Tensile requirements Cl.9.0 (9.1 to 9.4), I am bit confused and would like to...
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I would like to know whether Manhole cover is considered as Pressure part or Non-pressure part according to ASME Sec.VIII Div.1?
Thanks in advance for your reply.
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Selection of IQI as per ASME Sec.V
With reference to ASME Sec.V Article 2, Cl.T-276.2(a) For Welds with reinforcements, the thickness on which IQI is selected is nominal Single Wall Thickness plus estimated weld reinforcement, Backing strips or rings shall not be...
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Name of Equipment - Thermal Oxidizer (Incinerator)
Design Code - ASME Sec.VIII Div.1
Note - NO PWHT & NO IMPACT
Type of Dish Head - Torispherical (6%)
Inside Diameter - 3964mm
Dish Head Thickness - Minimum-25mm, Nominal-30mm
Shell Thickness - 12mm
With reference to the...
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I have two questions regarding Weldolet which are mentioned below-
1. I have a Weldolet of size designation/marking as 36"-2" x 3/4" 3000# - which means we can use this Weldolet for Run pipe sizes ranging from Dia 2" to 36" with an outlet size of 3/4". This particular Weldolet is not...
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What ideal joint preparation would be for a shell horizontal seam joint in Tanks of thickness 15mm and above-
1. Single Bevel Preparation in one shell course (Top) and other shell course without any kind of bevel preparation by keeping edges square.
or
2. Double Bevel Preparation in one...
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1. WPS & PQR are prepared as per ASME Sec.IX Ed. 2004.
a. Whether WPS prepared as per Ed.2004 can be submitted to Client for Approval in the Year 2012 without a change in WPS or we have to prepare a new WPS as per the current edition of ASME Sec.IX.
2.Is it required to submit the WPS's...
What do we mean by Simulated PWHT and where we will be able to find an literature regarding Simulated PWHT. I would like to know this because presently Iam handling an HIC tested plates in which the project specification states that the mechanical tests are to be done after simulated PWHT.
With reference to ASME Sec.II Part-A Ed.2010 Ad.2011 material certification requirements are as per SA105 Cl.12.0, SA106 (Refer SA530 Cl.21.0) and SA234 Cl.17.0, these clauses doesn’t mention the requirement of addressing the dimensional tolerances in the Mill test certificate. Could anyone...
