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ASTM A320 Grade L43 Bolts Suppliers, Manufacturers

A320-boltsA320 Grade L43 is intended for low-temperature service down to -150° F and has a minimum Charpy impact value of 20-ft-lbf at this temperature. In addition L43 can be manufactured upto 4" wheras L7 can be manufactured Upto 2 1/2"

For quick Quote on Grade L43 Bolts/Studs, please contact our Sales team.

Related Keywords for ASTM A320 L43 Bolts : astm a320 grade L43 bolts,a320 bolts,L43 bolts,L43anchor bolts,L43 flange bolts etc

Grade Material

L43 AISI 4340 Quenched and tempered

 

Mechanical Properties

Grade Size Tensile ksi, min Yield, ksi, min Elong, %, min RA % min Charpy Impact
20-ft-lbf
@ temp
L43 Up to 4 125 105 16 50 -150° F

 

Material Chemical Composition

Element L43 (AISI 4340)
Carbon 0.38 - 0.43%
Manganese 0.75 - 1.00%
Phosphorus, max 0.035%
Sulfur, max 0.040%
Silicon 0.15 - 0.35%
Chromium 0.70 - 0.90%
Nickel 1.65 - 2.00%
Molybdenum 0.02 - 0.30%

 

Recommended Nuts & Washer

Bolt Grade Nuts Washers
L43 A194 Grade 4 or 7 F436

 

Astm A320 Gr L43 Related Products

Asme Sa 320 Grade L43 Screws Astm A320 Grade L43 Square Bolts
Asme Sa 320 Gr L43 Heavy Hex Screws A320 Gr L43 Hex Cap Screws
Sa320 L43 Specification Hex Cap Screws Asme Sa 320 L43 Stud Bolt
Astm A320 Grade L43 Socket Head Cap Screws A320 L43 Specification Socket Head Cap Screws
A320 L43 Specification Stud Bolts Asme Sa 320 Gr L43 Cap Screws
A320 L43 Specification Hex Cap Screws Astm A320 Gr L43 Threaded Rods
Grade L43 Cap Screws Sa320 L43 Specification Heavy Hex Screws
A320 Gr L43 Bolting Grade L43 Square Bolts
Astm A320 Gr L43 Cap Screws A320 Gr L43 Cap Screws
Asme Sa 320 Grade L43 Square Bolts Sa320 Gr L43 Square Bolts
Sa320 Gr L43 Stud Bolt A320 Gr L43 Hex Bolts
Astm A320 Gr L43 Hex Cap Screws A320 Gr L43 Threaded Rods
A320 Gr L43 Bolts Asme Sa 320 Grade L43 Stud Bolts
A320 L43 Specification Square Bolts

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