CSA
CSA Standards cover materials being used for pressure equipment.
True or False?
CAS Standards does NOT cover materials being used for pressure equipment.
False
Page 10
Two ways to measure melting point
1. Handheld infrared temperature sensor
2. Temperature Crayon
Page 8
Which material specification system is considered the most extensive system?
ASTM
Page 12
SAE & AISI are based on a code that indicates the composition range of steel. It is a detailed specification.
True or False?
False.
It is not a detailed specification, rather a steel designation.
Page 11
Most metals in use today are alloys.
True or False
True
Page 6
When a Notch toughness grade (T) is selected, what must be specified? - CSA G40.21M
A category for test temperature must be specified.
Page 10
1. A handheld infrared temperature sensor is also referred to as ____
2. A Temperature Crayon is also referred to as ____
1. Pyrometer
2. Tempilstik
Page 8
Under ASME Boiler and Pressure Vessel Code (BPVC) Section IX, what does the P number classification stand for?
Parent Metal
Page 13
A professional society of engineers in the field of ground, air and space transportation
Society of Automotive Engineers SAE
Page 9
What are three useful properties of non-ferrous metals that would make them valuable to the engineer?
1. Corrosion resistance
2. Thermal Conductivity
3. Electrical Conductivity
Page 7
What is the melting point for Stainless Steel (12% Chromium)?
List Celsius & Fahrenheit.
1510 Celsius
2750 Fahrenheit
Page 8
What Professional society of mechanical engineer's issues codes for boilers and pressure vessels?
American Society of Mechanical Engineers ASME
Page 9
SAE & AISI classification system assigns each steel a four-digit numerical index number relating to its composition. What does the third and fourth digit indicate?
Example: 1045 = 0.45% Carbon Content
Page 11
Simple specifications cover only chemical composition range of steel. Complex specifications include ____
(List all 5)
1. The steelmaking method
2. Heat treatment
3. Composition
4. Mechanical properties
5. Other Requirements
Page 9
1. How many types of steel are covered by CSA G40.21M?
2. List them. (Abbreviations are okay)
List your page number(s)
1. Eight
2. G / W / WT / R / A / AT / Q / QT
Page 10 & 11
Use a crayon that has a temperature just below the melting point temperature of the metal you believe unknown sample to be.
Page 8
What is primary difference between the ASME and ASTM steel specifications?
ASME uses a prefix letter S.
Example: ASTM A106B = ASME SA106B
Page 13
Main organizations issuing specifications for steel bars
SAE & AISI
Page 9
What trade associations, metal producers, and professional societies etc comprised the large group that created the UNS?
List all 7 noted in the textbook.
1. Aluminum Association AA
2. American Iron and Steel Institute AISI
3. Copper Development Association CDA
4. ASTM International
5. The American Welding Society AWS
6. Society of Automotive Engineers SAE
7. The US government.
Page 10
When using a Pyrometer, the reading is taken from where?
The area where the molten pool begins developing.
Page 8
1. ASTM steel plate specifications A533 is what type of steel plate? List general description.
2. Additionally, what does the A designation in A533 stand for?
1. Pressure Vessel (A20/A20M) - Quenched and tempered-alloy steel. Has been used in nuclear reactor vessels.
2. Indicates class of material. -> A = Ferrous
Page 12
What is the most important classification system for welding personnel?
ASTM system
Page 12