ASME B16.5-2003 4-7, 4-8, 4-9, 4-10

Interpretation: 4-7

Subject: Materials Conformance

Date Issued: January 31, 2001

File: B16-98-017

Question: In accordance with ASME B16.5-1996, may a flange made from a material other thanthat of a material specification listed in Table lA be identified as being manufactured in accordancewith ASME B16.5?

Reply: No.

Interpretation: 4-8

Subject: Material Conformance

Date Issued: January 31, 2001

File: B16-99-03

Question: May a flange meeting all of the relevant dimensional requirements of ASME B16.5-1996 that is integrally forged or cast to another product be marked as in para. 4.1.1 to indicateconformance to the B16.5 Standard?

Reply: No.

Interpretation: 4-9

Subject: Dual Markings

Date Issued: January 31, 2001

File: B16-99-12

Question: In accordance with ASME B16.5-1996, para. 4.14, may flanges NPS 12 through NPS312 meeting all of the requirements for Class 600 be marked to show conformance with bothClass 400 and Class 600?

Reply: Yes.

Interpretation: 4-10

Subject: Welding End Preparation for Welding Neck Flanges

Date Issued: January 31, 2001

File: B16-99-14

Question: In ASME B16.5-1996, para. 6.7.1, the referenced figures are for attachment of flangesto pipe with wall thickness 0.19 in. and larger. May weld preparations for pipe wall thicknessless than 0.19 in. be used in accordance with para. 6.7.4?

Reply: Yes.

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