Re: [MW:25840] equivalent material flange spec A 694

A694 F65 grade material is indicated in B 31.3, special material for high temp haigh pressure  service. End user can give you concurrence to use other material, since allowable stress indicated in 31.3 is much higher than the generally used CS material.

On Dec 24, 2016 8:17 AM, "'lukman hakim' via Materials & Welding" <materials-welding@googlegroups.com> wrote:

Dear Expert,

Need your advice for equivalent material flange with spec A 694 Grade F65. We need only 2 ea flange 2" but no available stock in market. we also have try to request manufacture but they decline since they have a minimum order. Your advice is highly appreciated. Thanks

Regards,

Lukman

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