We are fabricating a job that requires a paint specification with the finish colour SHELL YELLOW, I assume this to be Shell as in Petroleum
Can any one of you experts tell me the RAL or BS number for this yellow
WELD PROFILES
• AWS D1.1 sec 5.24.4 Groove or Butt Welds, states groove welds shall be
made with a minimum face reinforcement ……………..
• AWS D1.1 sec 5.24.4.1 Flush Surfaces, states “butt welds required to be flush shall be finished so as to not reduce the thicknesses of...
For the clarification of EN 2871-1 welding processes can any one help with the correct definition of AgCo2 gas as active or inert?, we use a mixture of 80/20 for welding
I intend to test welders on 1" plate and use the radiographic substitution in place of bend tests (QW 142)
My question is what table do I use to calculate the thickness qualified?
QW 4521-1 gives me "Maximum to be welded" and QW 452-2 gives me "2t"
I'm sure this has been questioned before, have...
Will any one please help and clarify the Pipe diameter range as shown in Table 5
The part that I am strugling with reads:
Material thickness D > 25 =
Range of Qualification ? 0.5 x D (25 mm min)
I intend to test welders to a WPQR that was approved using a metal core wire (AWS A5.18 E70CGMH4) for the root & a Fluxcore Wire (AWS A5.29 E81T1-Ni1M) for the fill & cap
I note that AWS D1.1 allows a substitution of RT for guided bend tests, except for joints welded by GMAW-S
Is this...
