do i need an actual welding table in order to be able to weld?

do i need an actual welding table in order to be able to weld?
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welding i want to weld steel bars to my trailer should i use a arch welder or a wire feed welder?

Description : welding i want to weld steel bars to my trailer should i use a arch welder or a wire feed welder?

Last Answer : arch welding is a more stable form of welding. it get hotter and creates a stronger bond

Quantity is not a part of the weld symbol (i)Dark circle (ii) Open circle (iii) Angle of weld (iv)Starting and stopping allowance for welding

Description : Quantity is not a part of the weld symbol (i)Dark circle (ii) Open circle (iii) Angle of weld (iv)Starting and stopping allowance for welding

Last Answer : (iv)Starting and stopping allowance for welding

Term which is not a part of the weld symbol (i) Tail (ii) Arrow (iii) Temperature of welding (iv) None

Description : Term which is not a part of the weld symbol (i) Tail (ii) Arrow (iii) Temperature of welding (iv) None

Last Answer : (iii) Temperature of welding

Quantity which is not a part of the weld symbol (i)Length of welding (ii) Weld is made in the welding shop (iii) Welding is on both sides (iv) Machine used in welding

Description : Quantity which is not a part of the weld symbol (i)Length of welding (ii) Weld is made in the welding shop (iii) Welding is on both sides (iv) Machine used in welding

Last Answer : (iv) Machine used in welding

Steels with high carbon equivalent have poor Weldability, because in these steels during welding (A) Carbon and other alloying elements get oxidised from the weld pool (B) Excessive ferrite forms in the heat affected zone leading to poor toughness of the weld (C) Martensite forms in the heat affected zone leading to poor toughness/ductility of the weld (D) Segregation of carbon and other element occurs in the weld pool leading to poor properties of the weld

Description : Steels with high carbon equivalent have poor Weldability, because in these steels during welding (A) Carbon and other alloying elements get oxidised from the weld pool (B) Excessive ferrite forms in the ... of carbon and other element occurs in the weld pool leading to poor properties of the weld

Last Answer : (C) Martensite forms in the heat affected zone leading to poor toughness/ductility of the weld

Coating provided on the electrodes used in the arc welding is not expected to (A) Add alloying elements (B) Prevent electrode from contamination (C) Stabilise the arc (D) Provide protective atmosphere to weld

Description : Coating provided on the electrodes used in the arc welding is not expected to (A) Add alloying elements (B) Prevent electrode from contamination (C) Stabilise the arc (D) Provide protective atmosphere to weld

Last Answer : (B) Prevent electrode from contamination

Cold cracking in the heat affected zone of a high strength steel weld can take place because of the (A) Retained austenite (B) Martensite formation (C) Relatively high sulphur content in the base metal (D) Sufficient hydrogen present in the welding arc

Description : Cold cracking in the heat affected zone of a high strength steel weld can take place because of the (A) Retained austenite (B) Martensite formation (C) Relatively high sulphur content in the base metal (D) Sufficient hydrogen present in the welding arc

Last Answer : (B) Martensite formation

When MMA welding what will be the effect on the weld f the power source was changed from AC to DC-ve? a) None b) Higher deposition rate c) It would slightly increase the depth of penetration d) The arc would become unstable

Description : When MMA welding what will be the effect on the weld f the power source was changed from AC to DC-ve? a) None b) Higher deposition rate c) It would slightly increase the depth of penetration d) The arc would become unstable

Last Answer : b) Higher deposition rate

A butt weld has been made by MMA in a 50mm thick impact tested steel plate. The welding electrode used was a basic type, 5mm diameter. The measured welding parameters for one of the runs was 250 amps, 24 volts, using DC+ve polarity, and a ROL:of 180mm per min. What would be the arc energy? a) Insufficient information given to calculate the arc energy b) 1.9 kJ/mm c) 1.87 kJ/mm d) 2.0 kJ/mm

Description : A butt weld has been made by MMA in a 50mm thick impact tested steel plate. The welding electrode used was a basic type, 5mm diameter. The measured welding parameters for one of the runs was 250 amps, 24 volts, using DC ... given to calculate the arc energy b) 1.9 kJ/mm c) 1.87 kJ/mm d) 2.0 kJ/mm

Last Answer : d) 2.0 kJ/mm

What information should be recorded as a minimum, on a completed production weld? a) Size and type of electrode and b) Welding supervisor’s name c) Welder’s Identification, date and weld number d) Welding inspectors name

Description : What information should be recorded as a minimum, on a completed production weld? a) Size and type of electrode and b) Welding supervisor’s name c) Welder’s Identification, date and weld number d) Welding inspectors name

Last Answer : c) Welder’s Identification, date and weld number

The welders have increased the voltage on the SAW welding set, what would be the effect on the weld appearance? a) No effect b) The weld width would be narrower c) The penetration will be increased d) The weld width would be wider

Description : The welders have increased the voltage on the SAW welding set, what would be the effect on the weld appearance? a) No effect b) The weld width would be narrower c) The penetration will be increased d) The weld width would be wider

Last Answer : d) The weld width would be wider

t is permissible to allow trainee welder to carry out production welding? a) Never b) Yes as long as the supervisor is happy with his workmanship standard c) Yes as long as he has the approved qualification to cover the intended scope of work d) Yes as long as no NDT is required on the finished weld

Description : t is permissible to allow trainee welder to carry out production welding? a) Never b) Yes as long as the supervisor is happy with his workmanship standard c) Yes as long as he has the approved ... cover the intended scope of work d) Yes as long as no NDT is required on the finished weld

Last Answer : a) Never

What does the term WPQR means? a) Weld productivity quality review b) Weld production quality requirments c) Welding procedure

Description : What does the term WPQR means? a) Weld productivity quality review b) Weld production quality requirments c) Welding procedure

Last Answer : c) Welding procedure

Who determines what the correct weld preparation (root gap, root face, included angle) should be? a) The welding engineer b) The welding supervisor c) The welder will decide d) The inspector will recommend what is suitable

Description : Who determines what the correct weld preparation (root gap, root face, included angle) should be? a) The welding engineer b) The welding supervisor c) The welder will decide d) The inspector will recommend what is suitable

Last Answer : a) The welding engineer

Ratings for welding neck flanges under ASME B16.5 are based upon which of the following? a) The flange thickness and 40,000 psi yield strength. b) The hub thickness at the welding end and 40,000 psi yield strength. c) The weld metal yield strength. d) The piping wall thickness and yield strength.

Description : Ratings for welding neck flanges under ASME B16.5 are based upon which of the following? a) The flange thickness and 40,000 psi yield strength. b) The hub thickness at the welding end and ... psi yield strength. c) The weld metal yield strength. d) The piping wall thickness and yield strength.

Last Answer : b) The hub thickness at the welding end and 40,000 psi yield strength

What is the testing frequency of new AT weld ? (i) Just after the welding (ii) After 7 days of welding (iii) With in the one month of welding* (iv) None of the above

Description : What is the testing frequency of new AT weld ? (i) Just after the welding (ii) After 7 days of welding (iii) With in the one month of welding* (iv) None of the above

Last Answer : iii) With in the one month of welding*

In how many time final grinding should be done of new AT weld ? (i) Just after the welding (ii) After 8 hrs of welding (iii) With in 24 hrs* (iv) None of the above

Description : In how many time final grinding should be done of new AT weld ? (i) Just after the welding (ii) After 8 hrs of welding (iii) With in 24 hrs* (iv) None of the above

Last Answer : iii) With in 24 hrs*

In how many time rough riding should be done of new AT weld ? (i) Just after the welding* (ii) After 8 hrs of welding (iii) After 24 hrs (iv) None of the above

Description : In how many time rough riding should be done of new AT weld ? (i) Just after the welding* (ii) After 8 hrs of welding (iii) After 24 hrs (iv) None of the above

Last Answer : i) Just after the welding*

Weather date of welding is marked on weld? (i) Yes (ii) As decided by the site supervisor (iii) No* (iv) None of the above

Description : Weather date of welding is marked on weld? (i) Yes (ii) As decided by the site supervisor (iii) No* (iv) None of the above

Last Answer : (iii) No*

After AT Welding First train is to be passed after ? (i) 20 Minutes from pouring of weld metal. (ii) 35 Minutes from pouring of weld metal. (iii) 30 Minutes from pouring of weld metal.* (iv) 25 Minutes from pouring of weld metal.

Description : After AT Welding First train is to be passed after ? (i) 20 Minutes from pouring of weld metal. (ii) 35 Minutes from pouring of weld metal. (iii) 30 Minutes from pouring of weld metal.* (iv) 25 Minutes from pouring of weld metal.

Last Answer : (iii) 30 Minutes from pouring of weld metal.*

What do you mean by LWR a. Long welded Rail* b. Long weld able Rail c. Linear welded rail d. None of above.

Description : What do you mean by LWR a. Long welded Rail* b. Long weld able Rail c. Linear welded rail d. None of above.

Last Answer : a. Long welded Rail*

What types of classes do I need to take in order to learn to weld?

Description : What types of classes do I need to take in order to learn to weld?

Last Answer : You can learn how to weld by a basic do-it-yourself book on the subject, or taking a workshop class. If you are in high school, there are not really any set classes for welding.

In a relational database model, NULL values can be used for all but which one of the following? (A) To allow duplicate tuples in the table by filling the primary key column(s) with NULL. (B) To avoid confusion with actual legitimate data values like 0 (zero) for integer columns and ‘’ (the empty string) for string columns. (C) To leave columns in a tuple marked as “unknown” when the actual value is unknown. (D) To fill a column in a tuple when that column does not really “exist” for that particular tuple.

Description : In a relational database model, NULL values can be used for all but which one of the following? (A) To allow duplicate tuples in the table by filling the primary key column(s) with NULL. (B) To ... D) To fill a column in a tuple when that column does not really exist for that particular tuple.

Last Answer : (A) To allow duplicate tuples in the table by filling the primary key column(s) with NULL.

When installing the banks exhaust system will I need to weld it?

Description : When installing the banks exhaust system will I need to weld it?

Last Answer : No this is untrue. There are plenty that you can by that are meant to be clamped together. Also make sure you follow the instructions because welding a kit that was meant to be clamped together will void the warranty.

Is it possible to weld paring knives to barbed wire?

Description : Is it possible to weld paring knives to barbed wire?

Last Answer : answer:If the knife blades are steel, then yes. Sounds like a cool project.

Will my JB-Weld be wrecked?

Description : Will my JB-Weld be wrecked?

Last Answer : JB Weld is an epoxy and cross contamination of the two parts is not a deal breaker here. Just clean off the cap as best as you can and put a little WD 40 on the threads to help prevent the cap from getting stuck. The product should be fine…if not PM me and I can help.

Does anybody know anything about Body Weld at Toyota Plant?

Description : Does anybody know anything about Body Weld at Toyota Plant?

Last Answer : http://findarticles.com/p/articles/mi_m3012/is_10_182/ai_94335240/

Is it possible to weld cast iron?

Description : I need to join two cast iron pieces, can the cast iron be welded?

Last Answer : Everything goes. # (# hi) http://www.mmspektrum.com/clanek/svarovani-a-opravy-litinovych-vyrobku.html

Is it possible to weld without electricity?

Description : I need to weld something but I don't have electricity in the cottage. It will work?

Last Answer : autogen? (tuxedo)

Is it possible to weld cast iron?

Description : Do you think it would work?

Last Answer : Definitely weldable. http://www.welco.cz/katalog/seda-litina-obalene-elektrody

What is the meaning of the different symbols and abbreviations found on the documents that they use (such as surface finish to be achieved linear and geometric tolerances electronic components weld s?

Description : What is the meaning of the different symbols and abbreviations found on the documents that they use (such as surface finish to be achieved linear and geometric tolerances electronic components weld s?

Last Answer : Need answer

When making a vertical weld and it appears that the weld metal is going to drip over the shelf what should you do?

Description : When making a vertical weld and it appears that the weld metal is going to drip over the shelf what should you do?

Last Answer : Feel Free to Answer

Why should convex weld faces be avoided?

Description : Why should convex weld faces be avoided?

Last Answer : What is the answer ?

How On thin gauge metals sensitive to atmosphere contamination a backing bar is used to protect the root side of the weld?

Description : How On thin gauge metals sensitive to atmosphere contamination a backing bar is used to protect the root side of the weld?

Last Answer : What is the answer ?

What is the Weld penetration formula?

Description : What is the Weld penetration formula?

Last Answer : What is the answer ?

What examines the inside of a weld in a steel oil pipe?

Description : What examines the inside of a weld in a steel oil pipe?

Last Answer : Need answer

What is the difference between slip and weld neck flange?

Description : What is the difference between slip and weld neck flange?

Last Answer : There are some difference between ANSI Stainless Steel Welding Neck Flange and ANSI Stainless Steel Slip On Flange:1. Welding forms are differernt. Welding Neck Flange can be radiographed but slip on flanges ... . Nominal pressure of slip on flange is 0.6-4MPa grade, compared with the butt weldin

Why You Shouldn’t Weld Carbon Steel and Stainless Steel Wire Together?

Description : Why You Shouldn’t Weld Carbon Steel and Stainless Steel Wire Together?

Last Answer : Reasons You Want to Avoid Welding Stainless Steel to Carbon Steel1.Difficulty: Combining dissimilar metals together, such as welding stainless steel to carbon steel, adds extra challenges to ... aren’t perfect.3.Thermal Expansion in High Temperature Service Conditions: Another problem with usi

Can you weld galvanized metal to steel?

Description : Can you weld galvanized metal to steel?

Last Answer : When using SMAW ("stick") welding, galvanized steel can be welded in the same manner as uncoated steel. ... The thicker the zinc coating, the more fumes are generated, and those fumes have to be able to escape easily into the atmosphere and not be forced through the liquid weld metal.

Which of the following statement(s) is/are correct concerning cell junctions? a. The major occluding junction is the tight junction or zonula occludens b. Tight junctions are usually located near the basal pole of the cell c. Desmosomes are button-like points of attachment which serve to weld together adjacent cells d. Gap junctions are a type of cell junction specialized for cell communication

Description : Which of the following statement(s) is/are correct concerning cell junctions? a. The major occluding junction is the tight junction or zonula occludens b. Tight junctions are usually located near ... adjacent cells d. Gap junctions are a type of cell junction specialized for cell communication

Last Answer : Answer: a, c, d Cell junctions are classified as occluding, anchoring, and communicating. The major occluding junction is the tight junction or zonula occludens which connects ... gap junction which is specialized for communication. This junction mediates both electrical and chemical coupling

Post weld heat treatment is done by (A) Normalising (B) Stress relieving (C) Tempering (D) Solution annealing

Description : Post weld heat treatment is done by (A) Normalising (B) Stress relieving (C) Tempering (D) Solution annealing

Last Answer : (B) Stress relieving

Transverse fillet weld can be designed using the same equations as of parallel fillet weld. a) True b) False

Description : Transverse fillet weld can be designed using the same equations as of parallel fillet weld. a) True b) False

Last Answer : b) False

A single transverse weld is preferred over double transverse fillet weld. a) True b) False

Description : A single transverse weld is preferred over double transverse fillet weld. a) True b) False

Last Answer : b) False

Plug weld is a. Rectangular b. Square c. Triangular d. None

Description : Plug weld is a. Rectangular b. Square c. Triangular d. None

Last Answer : d. None

Fillet weld is a a. Square b. Rectangular c. Triangular d. None

Description : Fillet weld is a a. Square b. Rectangular c. Triangular d. None

Last Answer : c. Triangular

The angle of a fillet weld is a. 20 0 b. 40 0 c. 45 0 d. None

Description : The angle of a fillet weld is a. 20 0 b. 40 0 c. 45 0 d. None

Last Answer : c. 45 0

Length of throat of a fillet weld is a. 0.505 x leg b. 0.707x leg c. 0.909x leg d. None

Description : Length of throat of a fillet weld is a. 0.505 x leg b. 0.707x leg c. 0.909x leg d. None

Last Answer : b. 0.707x leg

Area under tension in a single transverse fillet lap weld is (i)0.707 tl (ii) 0.807 tl (iii) 400 tl (iv)None

Description : Area under tension in a single transverse fillet lap weld is (i)0.707 tl (ii) 0.807 tl (iii) 400 tl (iv)None

Last Answer : (i)0.707 tl

Different parts of a weld symbol are (i) Arrow, center line and back part (ii) Arrow, body line and length (iii) Arrow, body line and tail (iv)None

Description : Different parts of a weld symbol are (i) Arrow, center line and back part (ii) Arrow, body line and length (iii) Arrow, body line and tail (iv)None

Last Answer : (iii) Arrow, body line and tail

A weld symbol is necessary because of (i) Aesthetic sense (ii) Finishing (iii) Manufacturing (iv) None

Description : A weld symbol is necessary because of (i) Aesthetic sense (ii) Finishing (iii) Manufacturing (iv) None

Last Answer : (iii) Manufacturing