Gold Member Since 2015
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Dingxiang C&N Huarui Forging Co., Ltd.

SAE J429 Grade 5 Screw, SAE J429 Grade 8 Screw, Hex Head Screw manufacturer / supplier in China, offering Hex Head Cap Screw SAE J429 Grade 5 Grade 8 Unc Thread, ASTM B16.5 A105 Carbon Steel Threaded Flange, 52mm Ammeter/ Digital Ampere Gauge +/--80A with Ampere/Current Sensor White Face for Car Truck Universal Yacht Boat and so on.

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Supplier Homepage Product C&N FASTENERS Hex Head Cap Screw SAE J429 Grade 5 Grade 8 Unc Thread

Hex Head Cap Screw SAE J429 Grade 5 Grade 8 Unc Thread

Purchase Qty.:
(Pieces)
1-999 1,000+
FOB Unit Price: US $0.5 US $100
Purchase Qty. (Pieces) FOB Unit Price
1-999 US $0.5
1,000+ US $100
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Production Capacity: 1000tons/Month
Transport Package: Plywood Box, Plywood Case, Wooden Pallet
Payment Terms: L/C, T/T, Paypal, Western Union

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Basic Info
  • Model NO.: HEX HEAD CAP SCREW SAE J429 GRADE8
  • Type: Round Head
  • Head Style: Round
  • Grade: SAE J429
  • Finish: Polishing
  • Trademark: C&N
  • Origin: China
  • Material: High Strength Steel
  • Connection: Common Bolt
  • Standard: DIN, ANSI, JIS, GOST
  • Application: Machinery
  • SAE J429: Grade 1T Grade 2T Grade 5 Grade 8
  • Specification: SAE J429
Product Description
C&N offers high quality of Hexagon Head Bolt, Full Thread, hex bolt,Hexagon head bolt,  


SAE J429 covers the mechanical and material requirements for inch series fasteners used in automotive and related industries in sizes to 1-1/2" inclusive.
Below is a basic summary the most common grades. SAE J429 covers a number of other grades and grade variations not covered in this summary, including 4, 5.1, 5.2, 8.1, and 8.2.
J429 Mechanical Properties
 

Grade
Nominal Size, inchesFull Size Proofload, psiYield Strength, min, psiTensile Strength, min, psiElong, min, %RA, min, %Core Hardness, RockwellTempering Temperature, min
Grade 2 requirements for sizes 1/4" thru 3/4" apply only to bolts 6" and shorter, and to studs of all lengths. For bolts longer than 6", Grade 1 requirements shall apply.
11/4 thru 1-1/233,00036,00060,0001835B7 to B100N/A
21/4 thru 3/455,00057,00074,0001835B80 to B100N/A
Over 3/4 thru 1-1/233,00036,00060,0001835B70 to B100
51/4 thru 185,00092,000120,0001435C25 to C34800F
Over 1 thru 1-1/274,00081,000105,0001435C19 to C30
81/4 thru 1-1/2120,000130,000150,0001235C33 to C39800F

J429 Chemical Requirements
 

Grade
MaterialCarbon, %Phosphorus, %Sulfur, %Grade Marking
1Low or Medium Carbon Steel0.55 max0.030 max0.050 maxNone
2Low or Medium Carbon Steel0.15 - 0.550.030 max0.050 maxNone
5Medium Carbon Steel0.28 - 0.550.030 max0.050 max
8Medium Carbon Alloy Steel0.28 - 0.550.030 max0.050 max

J429 Recommended Hardware
 

Nuts
Washers
J995N/A

Alternate Grades
For fasteners larger than 1-1/2″ in diameter, the following ASTM grades should be considered.
 

SAE J429 Grade
ASTM Equivalent
This chart compares SAE and ASTM specifications that are similar but not identical in diameters through 1½".
Grade 1A307 Grades A or B
Grade 2A307 Grades A or B
Grade 5A449
Grade 8A354 Grade BD

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