Technical data for Threaded rods, inch series

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This product is regulated by the following standards:

Standard ASME B18.31.3

Dimensions in inches (1 inch=25.4 mm) - source ASME B18.31.3 Publication date: 2009
d thread size	UNC	UNF
d thread size	Nr. of threads x inch	Nr. of threads x inch
Nr° 0	64	80
Nr° 1	56	72
Nr° 2	48	64
Nr° 3	40	56
Nr° 4
Nr° 5
Nr° 6
Nr° 8
Nr° 10
Nr° 12
1/4
5/16
3/8
7/16
1/2
9/16
5/8
3/4
7/8
1
1 1/8
1 1/4
1 3/8
1 1/2
1 3/4
2
2 1/4
2 1/2
2 3/4
3
3 1/4
3 1/2
3 3/4
4

The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from IFI – Industrial Fastener Institute, 6363 Oak Tree Blvd Independence, OH 44131, USA.
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Dimensions in mm - source BS 2693-2 Publication date: 08/1964
Screw Thread d			1/4	5/16		3/8	7/16	1/2	9/16	5/8	3/4	7/8	1	1-1/8	1-1/4	1-3/8	1-1/2
Nr of threds per inch			20		18	16	14	13	12	11	10	9	8	7	7	6	6
Major diameter	Hardness>160 hb	Max	0.247		0.308	0.369	0.4305	0.492	0.554	0.614	0.736	0.86	0.9835	1.107	1.232	1.356	1.481
	Hardness>160 hb	Min
	Hardness>160 hb
	Hardness>160 hb	Min
	Nonferrous metal
	Nonferrous metal	Min
minor diameter

Technical data for Threaded rods, inch series

This product is regulated by the following standards:

Standard ASME B18.31.3

Standard BS 2693-2

Threaded rods, inch series

Suppliers of Threaded rods, inch series

Manufacturer of U-bolts, threaded bars, studs and industrial fasteners

Manufacturer of double end stud, stud bolts, both metric and inch sizes

Distributor of inch fasteners as per British and American standards

Manufacturer of special cold and hot forged nuts and bolts: Metric, UNF, UNC, BSF & BSW (Whitworth) threadforms

Manufacturer of furniture fasteners, self tapping screws, chipboard and drywall screws, threaded rods, threaded inserts, barrel and tee nuts

Manufacturer of thread rods , stud bolts , nuts and coach screw and leading trader of bolts, anchors, washers, and steel profile. Our products range include class 4.8, 6.8, 8.8, 10.9, 12.9, B7, 2H, A2, A4, size from M3 to M64

Manufacturer of Threaded Rods, Studs, Special Bent Bolts Spade Bolts, Continuous Threaded Acme Bars, inch sizes, for North American market

Leading manufacturer of threaded rods inch sizes.

Manufacturer of threaded rods, metric, inch sizes and ASTM rods.