Grade 8mA Heavy Hex Nut ASTM A194 PTFE

• Material: Stainless Steel
• Type: Hexagon Head
• Connection: Common Bolt
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: m12-m80
• Head Style: Hexagonal
• Standard: DIN, ANSI, GB, BSW
• Grade: 304 310 316 317 718 904
• Customization: According to Drawing or Samples
• Deliver Time: 15 Day
• Coating: PTFE
• Certificated: ISO9001-2015, ISO45001-2018,ISO14001-2015
• Transport Package: Box
• Specification: m6-m80
• Trademark: DB
• Origin: China
• HS Code: 731816
• Production Capacity: 5000ton/Year
• Package Size: 10.00cm * 10.00cm * 10.00cm
• Package Gross Weight: 1.500kg

Product Description

This specification covers a variety of carbon, alloy, and martensitic stainless steel nuts in the size range 1⁄4 through 4 in. and metric M6 through M100 nominal. It also covers austenitic stainless steel nuts in the size range 1⁄4 in.. These nuts are intended for high-pressure or high temperature service, or both


Dimensions for Heavy Hex Nuts(ASME/ANSI B18.2.2)

Diameter	Width Across Flats F			Thickness H			Width Across Corners G
	Nom	max	min	Nom	max	min	max	min
1/4	1/2	0.500	0.488	15/64	0.250	0.218	0.577	0.556
5/16	9/16	0.562	0.546	19/64	0.314	0.280	0.650	0.622
3/8	11/16	0.688	0.669	23/64	0.377	0.341	0.794	0.762
7/16	3/4	0.750	0.728	27/64	0.441	0.403	0.866	0.768
1/2	7/8	0.875	0.850	31/64	0.504	0.464	1.010	0.969
9/16	15/16	0.938	0.909	35/64	0.568	0.526	1.083	1.037
5/8	1  1/16	1.062	1.031	39/64	0.631	0.587	1.227	1.175
3/4	1  1/4	1.250	1.213	47/64	0.758	0.710	1.443	1.382
7/8	1  7/16	1.438	1.394	55/64	0.885	0.833	1.660	1.589
1	1  5/8	1.625	1.575	35/64	0.575	0.519	1.876	1.796
1  1/8	1 13/16	1.812	1.756	1  7/64	1.139	1.079	2.093	2.002
1  1/4	2	2.000	1.938	1  7/32	1.251	1.187	2.309	2.209
1  3/8	2  3/16	2.188	2.119	1 11/32	1.378	1.310	2.526	2.416
1  1/2	2  3/8	2.375	2.300	1 15/32	1.505	1.433	2.742	2.622
1  5/8	2  9/16	2.562	2.481	1 19/32	1.632	1.556	2.959	2.828
1  3/4	2  3/4	2.750	2.663	1 23/32	1.759	1.679	3.175	3.035
1  7/8	2 15/16	2.938	2.844	1 27/32	1.886	1.802	3.392	3.242
2	3  1/8	3.125	3.025	1 31/32	2.013	1.925	3.608	3.449
2  1/4	3  1/2	3.500	3.388	2 13/64	2.251	2.155	4.041	3.862
2  1/2	3  7/8	3.875	3.750	2 29/64	2.505	2.401	4.474	4.275
2  3/4	4  1/4	4.250	4.113	2 45/64	2.759	2.647	4.907	4.688
3	4  5/8	4.625	4.475	2 61/64	3.013	2.893	5.340	5.102
3 1/4	5	5.000	4.838	3  3/16	3.252	3.124	5.774	5.515
3 1/2	5  3/8	5.375	5.200	3  7/16	3.506	3.370	6.207	5.928
3 3/4	5  3/4	5.750	5.563	3 11/16	3.760	3.616	6.640	6.341
4	6  1/8	6.125	5.925	3 15/16	4.014	3.862	7.073	6.755