CS 31GB.43 Fitting factor

• ED Decision 2011/012/R found in: CS-31GB Initial issue - Free Gas Balloons (Dec 2011)

CS 31GB.43 Fitting factor ED Decision 2011/012/R (a) A fitting factor of at least 1·15 must be used in the analysis of each fitting if the strength is not proven by limit and ultimate load tests that simulate the actual stress conditions in the fitting and surrounding structure. This factor applies to all parts of the fitting, the means of attachment, and the bearing on the structural elements joined. (b) Each part with an integral fitting must be treated as a fitting up to the point where the section properties become typical of the member. (c) The fitting factor need not be used if the joint design is made in accordance with approved practices and the safety of which is based on comprehensive test data.