API 510 Problem Children

When evaluating locally thinned areas, what is the distance from the weld for E to equal 1.0?

Typical thickness range for Co 60?

Weld Qualification - Minimum weld length when qualifying a welder with RT/UT using a coupon or 1st production weld?

Weld Qualification - Minimum weld length when qualifying a welding operator with RT/UT of a test coupon?

Weld Qualification - Minimum weld length when qualifying a welding operator with RT/UT of first production weld?

Temperatures where chloride stress corrosion cracking becomes a concern?

Temperature when high strength caustic causes serious corrosion in CS and 300 SS?

Minimum pre-heat temperature when a local PWHT is used in lieu of a full encirclement PWHT?

Minimum pre-heat temperature when a pre-heat is substituted for PWHT?

Documents - Weld procedure?

Documents - Qualification record of a weld procedure?

Documents - Welders qualification record (welder's paper)

Document that must be prepared and maintained for each vessel and relief device?

Manual that must be prepared and maintained by each owner/used that uses API 510?

What material is subject to chloride stress-corrosion cracking?

What material is subject to polytheonic acid stress-corrosion cracking?

What is a common material without an endurance limit?

What P-numbers are allowed to use pre-heat in lieu of PWHT?

What P-Numbers are allowed to use CDW in lieu of PWHT?

What is the ratio of endurance limit stress to ultimate tensile stress for carbon steel?

Weld qualification - Number of tension tests to qualify a WPS?

Weld Qualification - Number of bend tests to qualify a welder or welding operator in welding positions 1G-4G

Weld Qualification - Number of bend tests to qualify a WPS?

Weld Qualification - Number of bend tests to qualify a welder or welding operator in welding positions 5G and 6G?

NDE - Limits of RT film density of weld as compared to IQI?

Amount of nickel required for a material to be considered a nickel alloy?

Maximum operational pressure o f a conventional rupture disk

Welding - Variables needed on WPS?

Welding - Variables needed on PQR?