API 8A : 1997
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
SPECIFICATION FOR DRILLING AND PRODUCTION HOISTING EQUIPMENT
Hardcopy , PDF
02-24-2021
01-01-1997
1 SCOPE
1.1 Design rating basis
1.2 Rating assurance - manufactured units
1.3 Supplementary requirements
1.4 Equipment covered
2 REFERENCES
3 DEFINITIONS
4 MATERIAL REQUIREMENTS
4.1 Castings
4.2 Forgings
4.3 Plates, shapes and bar stock
4.4 Other material
5 DESIGN RATING AND TESTING
5.1 Rating
5.2 Maximum load rating
5.3 Maximum load rating bases
5.4 Spacer plates
5.5 Sheave pins
5.6 Design factor
5.7 Mechanical properties
5.8 Shear strength
5.9 Extreme low temperature
5.10 Test unit
5.11 Parts testing
5.12 Test fixtures
5.13 Test procedure
5.14 Determination of load rating
5.15 Alternate test procedure and rating
5.16 Load testing apparatus
5.17 Block bearing rating
5.18 Swivel bearing rating
5.19 Anti-friction bearings
5.20 Traveling block hood eye opening rating
5.21 Design changes
5.22 Records
6 ELEVATORS
7 ROTARY SWIVELS
7.1 Rotary swivel pressure testing
7.2 Swivel gooseneck connection
7.3 Rotary swivel sub connection
7.4 Rotary hose safety chain attachment
8 SHEAVES FOR HOISTING BLOCKS
8.1 Sheave diameter
8.2 Drilling and casing line sheaves
8.3 Sand-line sheaves
8.4 Marking
9 CONTACT SURFACE RADII
10 MARKING
10.1 Use of API monogram
10.2 Product marking
10.3 Rating marking
10.4 Elevator marking
10.5 Traveling block hood eye opening marking
10.6 Traveling block hood eye opening marking
10.7 Marking method
11 NONDESTRUCTIVE EXAMINATION
12 SUPPLEMENTARY REQUIREMENTS
12.1 S1-Magnetic particle examination
12.2 S2-Liquid penetrant examination
12.3 S3-Ultrasonic examination
12.4 S4-Radiographic examination
12.5 S5-Traceability
12.6 S6-Welding
12.7 S7-Extreme low temperature
12.8 S8-Other supplementary requirements
APPENDIX A - USE OF API MONOGRAM
Figures
1 Design safety factor and rating relationships
2 Rotary swivel connections
3 Sheave grooves
4A Traveling block and hook bail contact surface radii
(see tables 3A and 3B)
4B Hook and swivel bail contact surface radii (see tables
3A and 3B)
5 Elevator link and link ear contact surface radii (see
tables 3A and 3B)
Tables
1A Drill pipe elevator bores
1B Casing elevator bores
1C Tubing elevator bores
2 Groove radii for new and reconditioned sheaves and drums
3A Recommended hoisting tool contact surface radii (inches)
3B Recommended hoisting tool contact surface radii (millimeters)
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