Astm A325 Type 3 B Bolts

Astm A325 Type 3 B Bolts Specification

Astm A325 Type 3 B Bolts Properties

Chemical Properties
C	Mn	P	S	Si	Cr	Mo	Ni	Cu
0.36-0.50	0.67-0.93	0.06-0.125	0.055 Max	0.25-0.55	0.47-0.83	0.07 Max	0.47-0.83	0.17-0.53

Tensile Requirement For Full Size Bolts
	Bolt Size, Threads per inch and Series Designation
	1/2-13 UNC	5/8-11 UNC	3/4-10 UNC	7/8-9 UNC	1-8 UNC	1 1/8-7 UNC	1 1/8-8 UNC
Tensile Strength, min	17050	27100	40100	55450	72700	80100	82950
Proof Load, Length Measurement Metthod	12050	19200	28400	39250	51500	56450	58450
Alternative Proof Load, Yield Strength Method, min	13050	20800	30700	42500	55750	61800	64000

Tensile Strength, min	1 1/4-7 UNC	1 1/4-8 UN	1 3/8-6 UNC	1 3/8-8 UN	1 1/2-6 UNC	1 1/2-8 UN
Proof Load, Length Measurement Metthod	101700	105000	121300	129500	147500	156700
Alternative Proof Load, Yield Strength Method, min	71700	74000	85450	91250	104000	110400
	78500	81000	93550	99870	113800	120850

Hardness
Bolt Size, in	BHN	HRC
1/2 to 1, incl	253-319	25-34
1 1/8 to 1 1/2, incl	223-286	19-30

Heat Treatment
Quenched & tempered

Equivalent Designation
UNS
EN number
EN Name
W.Nr.
SS
AFNOR

Cold Forged Fasteners, Hot Forged Fastener, C-Machined Components / Fasteners, CNC Machined Components / Fasteners, Custom Machined Components / Fasteners, Threaded Components / Fasteners, Non-Threaded Components / Fasteners, Bar Stock Machined Components / Fasteners.

Metric Range from M1.0 to M100 and Imperial Range from 1/16 inch to 4 inch.

Coarse, Fine, UNC, UNF, UN, BSW, Acme Threads with Half Thread, Full Thread & Double End Thread Configuration.

Hexagon Bolts

ANSI B18.2.1
ANSI B18.2.3.1M
DIN 931
DIN 933
BS 1768
UNI 5731
UNI 5737
UNI 5739
ISO 4014
ISO 4017
BS 1769
BS 3692

Socket/Slotted Set Screws

DIN 913
DIN 914
DIN 915
DIN 916
DIN 551
DIN 553
DIN 438
BS 4168

Socket/Slotted Countersunk Screws

DIN 963
DIN 7991
BS 4168
BS 1981
BS 483
BS 2470

Socket Cap Screws

ANSI B18.3
B18.3.1M
DIN 912
DIN 6912
DIN 7984
ANSI B18.3
ISO 4762
UNI 5931
BS 2470
BS 4168

Stud Bolts

ASME B18.2.1
DIN 976
DIN 938
DIN 939
DIN 2510
BS 4439
BS 2693
BS4882

Nuts

ANSI B18.2.2
ANSI B18.2.4.6M
DIN 934
DIN 936
BS 1768
BS 1769
BS 1083
BS 3692
ISO 4032
ISO 4033
ISO 4035
UNI 5587
UNI 5588
UNI 5589

Washers

ASME B18.22.1
ASTM F436
ISO 7089
DIN 125
DIN 9021
BS 4320
BS 3410
DIN 127
BS 4464
BS 1802
UNI 6952

Half Threaded Studs Bolts

Tap End Studs

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Astm A325 Type 3 B Bolts