Form Qb 484 PDF Details

The QB-484 form serves as a critical document for brazers and brazing operators seeking to verify their qualifications in line with Section IX of the ASME Boiler and Pressure Vessel Code. This comprehensive form helps ensure that individuals operating in these capacities meet the stringent requirements set forth for brazing tasks, specifically in the construction and repair of pressure vessels and boilers. It requires detailed information about the brazer or brazing operator, including their name and identification number. Through the QB-484, one can document various aspects of the brazing procedure, such as the testing variables, identification of the brazing procedure specification (BPS) followed, the specification of base metals used in the test coupons, and the brazing variables according to QB-350, which covers the actual values and the range qualified. Furthermore, this form outlines the brazing process type, whether manual, semi-automatic, automatic, or machine-operated, and covers specifics like torch brazing techniques, base metal P-Numbers, joint types, and required filler metal specifications. The form also demands details on the technical aspects of the brazing operation including joint clearance, filler metal product form, and brazing flow positions. Beyond these procedural details, the QB-484 form captures the results of mechanical tests and visual examinations of the brazed joints, indicating the rigor of evaluation these qualifications entail. By certifying the brazing qualifications through such a detailed and structured format, the QB-484 form plays a pivotal role in maintaining high-quality standards within the industry, ensuring that operators are proficient in their craft and capable of producing work that meets or exceeds the critical safety and durability standards required in the construction and maintenance of pressure vessels and boilers.

QuestionAnswer
Form NameForm Qb 484
Form Length1 pages
Fillable?No
Fillable fields0
Avg. time to fill out15 sec
Other namesonline brazer, x brazers, brazers forms pdf, form qb 484

Form Preview Example

FORM QB-484 SUGGESTED FORMAT FOR A BRAZER/BRAZING OPERATOR PERFORMANCE

QUALIFICATION (BPQ)

(See QB-301, Section IX, ASME Boiler and Pressure Vessel Code)

Brazer’s/Brazing Operator’s Name

 

 

 

 

 

 

 

Identification No.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Testing Variables and Ranges Qualified

 

Identification of BPS Followed During Brazing of Test Coupon

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Specification of First Test Coupon Base Metal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Specification of Second Test Coupon Base Metal

 

 

 

 

 

 

 

 

 

 

 

Brazing Variables (QB-350)

Actual Values

 

 

 

 

 

 

Range Qualified

 

Brazing Process(es)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Type of Brazing (Manual, Semi-Automatic, Automatic,

 

 

 

 

 

 

 

 

 

Machine)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Torch Brazing: Manual or Mechanical

 

 

 

 

 

 

 

 

 

 

Base Metal P-Number

 

to P-Number

 

 

 

 

 

 

 

 

 

 

Plate

Pipe (enter diameter if pipe or tube)

 

 

 

 

 

 

 

 

 

 

Base Metal Thickness

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

to Base Metal Thickness

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Joint Type (Butt, Lap, Scarf, Socket, etc.)

 

 

 

 

 

 

 

 

 

 

If Lap or Socket, Overlap Length

 

 

 

 

 

 

 

 

 

 

Joint Clearance

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Filler Metal (SFA) Specification(s) (info. only)

 

 

 

 

 

 

 

 

 

 

Filler Metal Classification(s) (info. only)

 

 

 

 

 

 

 

 

 

 

Filler Metal/F-Number

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Filler Metal Product Form

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Brazing Flow Positions

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Testing and Results

 

 

 

 

 

 

 

 

Visual Examination of Completed Joint (QB-141.6)

 

 

 

 

 

Date of Test

 

 

Mechanical Test

 

 

Peel (QB-462.3)

Section (QB-462.4)

 

 

 

 

 

Tension (QB-462.1)

 

 

 

 

 

Transverse Bends [QB-462.2(a)]

Longitudinal Bends [QB-462.2(b)]

 

Position

Result

Position

Result

Position

Result

Mechanical Tests Conducted by

 

Company

Specimens Evaluated by

 

 

Company

Lab Test No.

 

 

 

 

 

 

We certify that the statements in this record are correct and that the test coupons were prepared, brazed, and tested in accordance with the requirements of Section IX of the ASME BOILER AND PRESSURE VESSEL CODE.

Organization

Certified by

 

Date

 

(07/13)

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Testing and Results, Result, and Section QB inside brazerd com

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