API 20E & API 20F Bolting

API 20E and 20F bolting is specified for equipment manufactured to API standards.

These products include:

Blow Out Preventers (BOPs)
Risers
Manifolds
Drilling Equipment
Valves
Wellheads
Trees
Connectors
High Pressure / High Temperature Equipment (HPHT)

API  6A  -  API 6D  -  API 6DSS  -  API 16A  -  API 16C  -  API 17D

 

API 20E (Alloy and Carbon Steel Bolting)  /  20F (Corrosion Resistant Bolting)

20E PIC.JPG
20F PIC.JPG

API 20E and 20F specify requirements for different bolting specification levels (BSL).
The BSL designations define different levels of technical, quality and qualification requirements. The highest criticality level (BSL-3) is reserved for applications where bolting failure is not an option.

 

Energy Bolting is licensed to mark bolting with the API Monogram: API 20E BSL 1, 2 & 3 and API 20F BSL 2 & 3

Typical fastener products include: Fully Threaded Studbolts, Hexagon Nuts, Tap End Studs, Flange (Collar Bolts) Hexagon Bolts, Socket Head Capscrews & 12point Bolts / Nuts.

Urgent requirements are fulfilled on the shortest lead times. Project requirements and large batch quantities are supplied competitively and are scheduled to suit demand.

API 20E Bolting Materials
 

ASTM A193 GRADE B7

ASTM A193 GRADE B7M

ASTM A320 GRADE L7

ASTM A320 GRADE L7M

ASTM A320 GRADE L43

ASTM A194 GRADE 2H

ASTM A194 GRADE 7

ASTM A194 GRADE 2HM

ASTM A194 GRADE 7M

ASTM A540 GRADE B22

ASTM A540 GRADE B23

API 20F Bolting Materials
 

ASTM A453 GRADE 660 CLASS D

API 6ACRA N07716 120K

API 6ACRA N07716 140K

API 6ACRA N07718 120K

API 6ACRA N07718 140K

API 6ACRA N07725 120K

API 6ACRA N09925 110K

API 6ACRA N09935 110K

API 6ACRA N09945 125K

API 6ACRA N09945 140K

UNS R30035 work strengthen only

UNS R30035 work strengthen and aged

API20E&20F SUPPLIER JPG

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