Tuesday, September 11, 2012

Re: [MW:15267] Minimum leak path test

Dear,

Leak path dimension is not mentioned in ASME section IX.

As per ASME Section IX, QW-193.1.3 Acceptance Criteria — Macro- Examination.

Using a minimum of 10X magnification, the exposed cross sections of the weld shall confirm

(a) minimum leak path dimension required by the design

Please refer EEMUA standard for better understanding & requirements for Tube to Tube sheet welding procedure.

EEMUA standard, clause no.3.2.1 - Visual Examination

On polishing & etching the section, the minimum throat thickness or leak path of each weld shall not be less than 0.7t, where t is the nominal wall thickness of the tube.

Regards

Hiren Sevak




On Mon, Sep 10, 2012 at 7:37 PM, krishna mudhale <kmudhale@gmail.com> wrote:
Dear experts,   How to calculate minimum leak path (MLP) for tube to
tube sheet joint,please give me refrence also .         Thanks &
regards- krishna mudhale.

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