ASTM A194 Grade 8 Stainless Steel 304 Hex Heavy Nuts ASME/ANSI B18.2.2

18-8 Stainless Steel Extra-Wide Hex Nut

Product Description:

This hex nut maintain their strength in high-pressure and high-temperature environments and are used with ASTM A193 bolts to fasten pressure tanks, valves, and flanges.

Also known as heavy hex nuts, they are about 10% wider and taller than standard hex nuts and distribute the load over a large area.

Dimensions Drawing:

Heavy Hex Nuts Table 10
ANSI/ASME B18.2.2-2015
d(ich)		PP	s(ich)		e(ich)		k(ich)
		UNC	min	max	min	max	min	max
1/4	0.25	20	0.488	0.5	0.556	0.577	0.218	0.25
5/16	0.3125	18	0.546	0.562	0.622	0.65	0.28	0.314
3/8	0.375	16	0.669	0.688	0.673	0.794	0.341	0.377
7/16	0.4375	14	0.728	0.75	0.83	0.866	0.403	0.411
1/2	0.5	13	0.85	0.875	0.969	1.01	0.464	0.504
9/16	0.5625	12	0.909	0.938	1.037	1.083	0.526	0.568
5/8	0.625	11	1.031	1.062	1.175	1.227	0.587	0.631
3/4	0.75	10	1.212	1.25	1.382	1.443	0.71	0.758
7/8	0.875	9	1.394	1.438	1.589	1.66	0.833	0.885
1	1	8	1.575	1.625	1.796	1.876	0.956	1.012
1-1/8	1.125	7	1.756	1.812	2.002	2.093	1.079	1.139
1-1/4	1.25	7	1.938	2	2.209	2.309	1.187	1.251
1-3/8	1.375	6	2.119	2.188	2.416	2.526	1.31	1.378
1-1/2	1.5	6	2.3	2.375	2.622	2.742	1.433	1.505
1-5/8	1.625	0	2.481	2.562	2.828	2.959	1.556	1.632
1-3/4	1.75	5	2.662	2.75	3.035	3.175	1.679	1.759
1-7/8	1.875	0	2.844	2.938	3.242	3.392	1.802	1.886
2	2	5	3.025	3.125	3.449	3.608	1.925	2.013
2-1/4	2.25	5	3.388	3.5	3.862	4.041	2.155	2.251
2-1/2	2.5	4	3.75	3.875	4.275	4.474	2.401	2.505
2-3/4	2.75	4	4.112	4.25	4.688	4.907	2.647	2.759
3	3	4	4.475	4.625	5.102	5.34	2.893	3.013
3-1/4	3.25	4	4.838	5	5.515	5.774	3.124	3.252
3-1/2	3.5	4	5.2	5.375	5.928	6.207	3.37	3.506
3-3/4	3.75	4	5.562	5.75	6.341	6.64	3.616	3.76
4	4	4	5.925	6.125	6.755	7.073	3.862	4.014

Product Features:

ASTM A194 Heavy hex nuts shall be hot or cold forged, or shall be machined from hot-forged, hot-rolled or cold-drawn bars.

Unless otherwise specifified, the American National Standard Heavy Hex Series shall be used and nuts shall be either double chamfered or have a machined or forged washer face, at the option of the manufacturer, and, conform to the angularity requirements of ANSI B 18.2.2 and ANSI B 18.2.4.6M.

Jiangyin XiangGu Hardware Products Co., Ltd. is located in Wuxi City and close to Shanghai Port, with convenient transportation.

Our company handles all kinds of fasteners such as bolts, nuts and washers made of stainless steel, carbon steel and copper.

Xianggu Hardware is committed to integrating the superior supply chain system of various fastener products, focusing on the salesman's mastery of fastener expertise, providing fastener system solutions.

We are willing to become your partner with first-class product quality,first-class service level and competitive price.

Main products:

Stainless steel 18-8,A2-70, A4-70 and A4-80 Hex head bolts,Hex socket head bolts and nuts.

Carbon steel and Alloy steel Hex head cap screws,Hex socket head screws, machine screws, self-tapping screws, Hex flange bolts and Structural bolts with coating Hot-dip galvanized, Dacromet, Blue-white zinc,Yellow zinc.

Product Application Areas:

Our fasteners are widely used in automobiles, ships, wind energy, solar energy, boiler, electronic appliances, machinery and equipment, and construction engineering.