Hastelloy Fasteners

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Metracore Alloys is a well-known manufacturer and supplier of high-quality Hastelloy fasteners. These fasteners are made of nickel-molybdenum alloys that are highly resistant to oxidation and reducing agents. The composition usually include nickel, molybdenum, chromium, and small amounts of iron, making them reliable for extreme environments. Common grades include Hastelloy C-4 (UNS No. N06455), Hastelloy C-276 (UNS No. N10276), Hastelloy C-22 (UNS No. N06022), and Hastelloy C-2000. As a leading Hastelloy C276 fasteners manufacturers in India, we provide fasteners made as per IS, BS, and ASTM standards that perform under the harsh conditions.

Hastelloy Fasteners, Hastelloy Fasteners Manufacturers In India, Hastelloy Fasteners Manufacturers, Hastelloy Fasteners Suppliers

Our hastelloy fasteners come in a variety of shapes and sizes to meet a variety of applications. Hastelloy bolts and hex bolts offer reliable fastening for heavy machinery and pressure vessels. Hastelloy nuts ensure secure joints, while hastelloy screws deliver tight and reliable fittings in assemblies. For structural and piping support, options like Hastelloy washers, U bolts, and eye bolts are used. Hastelloy threaded rod and stud bolts are essential in applications requiring precise alignment and durability. These fasteners are used in chemical plants, marine environments, power generation, pollution control equipment, and other industries where strength and corrosion corrosion matter.

As a Hastelloy fasteners manufacturers, we provide products available in a wide range of dimensions. Sizes range from M4 to M100, while in imperial units they cover 3/8″ UNC to 4″ UNC. Lengths range up to 3 meters to fit small assemblies as well as large industrial installations. Each fastener ensure compatibility with global standards. Advanced manufacturing techniques are applied to maintain precision, strength, and performance across the full product range.

Hastelloy Nuts, Hastelloy Bolts, Hastelloy Hex Bolts, Hastelloy Screws, Hastelloy Washers, Hastelloy Threaded Rod

Every batch of Hastelloy fasteners goes through strict quality tests before reaching customers. Certificates of compliance and test reports are provided to ensure complete trust. Packaging is done with care to prevent damage during handling and shipping. Our timely delivery ensure projects stay on schedule. Our fasteners meet ASTM / ASME A/SA 193 / 194 and IS: 1364, 1367, 3757, 6639, 3640 standards. With reliable testing, certification, and supply chain management has made us reliable Hastelloy fasteners suppliers. Choose premium fasteners built to last and perform under the toughest conditions.

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Hastelloy Fasteners Specification

Types of Hastelloy Fasteners

Reach out to Metracore Alloys for reliable Hastelloy Fasteners solutions

Technical Details of Hastelloy Fasteners

Dimensions of Hastelloy Bolts Fasteners

Nominal Size Of D	Diameter Of Body		ASTM A193 Head Thickness		ASTM A193 Flats Acro		ASTM A193 Corners Acro
	D (MAXIMUM)	D (MINIMUM)	H (MAXIMUM)	H (MINIMUM)	F (MAXIMUM)	F (MINIMUM)	C (MAXIMUM)	C (MINIMUM)
m10	10.00	9.78	6.63	6.17	17.00	15.73	18.48	17.77
m12	12.00	11.73	7.76	4.24	19.00	17.73	20.78	20.03
m14	14.00	13.73	9.09	8.51	22.00	20.67	24.25	23.35
m16	16.00	15.73	10.32	9.68	24.00	23.67	27.71	26.75
m20	20.00	19.67	12.88	12.12	30.00	29.16	34.64	32.95
m24	24.00	23.67	15.44	14.56	36.00	35.00	41.57	39.55
m30	30.00	29.67	19.48	17.92	46.00	45.00	53.12	50.85
m36	36.00	35.61	23.38	21.63	55.00	53.80	63.51	60.79
m42	42.00	41.38	26.97	25.03	65.00	62.90	75.06	71.71
m48	48.00	47.38	31.07	28.93	75.00	72.60	86.60	82.76
m56	56.00	55.26	36.2	33.80	85.00	82.20	98.15	93.71
m64	64.00	63.26	41.32	38.68	95.00	91.80	109.70	104.65
m72	72.00	71.26	46.45	43.55	105.00	101.40	121.24	115.60
m80	80.00	79.26	51.58	48.42	115.00	111.00	132.72	126.54
m90	90.00	89.13	57.74	54.26	130.00	125.50	150.11	143.07
m100	90.00	99.13	63.9	60.10	145.00	140.00	167.43	159.60

Hastelloy Nuts Fasteners Dimensions

Nominal Size Of Thread Diameter		F			G		H
		Across Flats Width			Across Corners Width		Thickness Row
		Basic	Maximum	Minimum	Maximum	Minimum	Basic	Maximum	Minimum
1/4	.2500	7/16	.438	.428	.505	.488	7/32	.226	.212
5/16	.3125	1/2	.500	.489	.577	.557	17/64	.273	.258
3/8	.3750	9/16	.562	.551	.650	.628	21/64	.337	.479
7/16	.4375	11/16	.688	.675	.794	.768	3/8	.385	.365
1/2	.5000	3/4	.750	.736	.866	.840	7/16	.448	.427
9/16	.5625	7/8	.875	.861	1.010	.982	31/64	.496	.473
5/8	.6250	15/16	.938	.922	1.083	1.051	35/64	.559	.535
3/4	.7500	1-1/8	1.125	1.088	1.299	1.240	41/64	.665	.617
7/8	.8750	1-5/16	1.312	1.269	1.516	1.447	3/4	.776	.724
1	1.0000	1-1/2	1.500	1.450	1.732	1.653	55/64	.887	.831
1-1/8	1.1250	1-11/16	1.688	1.631	1.949	1.859	31/32	.999	.939
1-3/8	1.3750	2-1/16	2.062	1.994	2.382	2.273	1-11/64	1.206	1.138
1-1/2	1.500	2-1/4	2.250	2.175	2.598	2.480	1-9/32	1.ASTM A194 GR. 8	1.245
1-5/8	1.6250	2-7/16	2.438	2.356	2.815	2.686	1-25/64	1.429	1.353
1-3/4	1.7500	2-5/8	2.625	2.538	3.031	2.893	1-1/2	1.540	1.460
2	2.0000	3	3.000	2.900	3.464	3.306	1-23/32	1.763	1.675
2-1/4	2.2500	3-3/8	3.375	3.263	3.897	3.719	1-15/16	1.986	1.890
2-1/2	2.5000	3-3/4	3.750	3.625	4.330	4.133	2-5/32	2.209	2.105
2-3/4	2.7500	4-1/8	4.125	3.988	4.763	4.546	2-3/8	2.431	2.319

Hastelloy Flat Washers Fasteners Dimensions

Bolt Size	USS			SAE
Bolt Size	ID (in.)	OD (in.)	Thickness	ID (in.)	OD (in.)	Thickness
5/32 (#8)	–	–	–	0.188	0.438	.036/.065
1/8 (#6)	–	–	–	0.156	0.375	.036/.065
7/32 (#12)	–	–	–	0.250	0.562	.051/.080
3/16 (#10)	0.250	0.560	.036/.065	0.220	0.500	.036/.065
1/4 (#14)	0.312	0.734	.051/.080	0.281	0.625	.051/.080
3/8	0.438	1.000	.064/.104	0.406	0.812	.051/.080
5/16	0.375	0.875	.064/.104	0.344	0.688	.051/.080
7/16	0.500	1.250	.064/.104	0.469	0.922	.051/.080
9/16	0.625	1.469	.086/.132	0.594	1.156	.074/.121
1/2	0.562	1.375	.086/.132	0.531	1.062	.074/.121
5/8	0.688	1.750	.108/.160	0.656	1.312	.074/.121
7/8	0.938	2.250	.136/.192	0.938	1.750	.108/.160
3/4	0.812	2.000	.122/.177	0.812	1.469	.108/.160
1	1.062	2.500	.136/.192	1.062	2.000	.108/.160
1 1/4	1.375	3.000	.136/.192	1.375	2.500	.136/.192
1 1/8	1.250	2.750	.136/.192	1.250	2.250	.108/.160
1 3/8	1.500	3.250	.153/.213	1.500	2.750	.136/.213
3	3.125	5.500	.249/.327	–	–	–
1 5/8	1.750	3.750	.153/.213	–	–	–
1 1/2	1.625	3.500	.153/.213	1.625	3.000	.153/.213
1 3/4	1.875	4.000	.153/.213	–	–	–
2	2.125	4.500	.153/.213	–	–	–
1 7/8	2.000	4.250	.153/.213	–	–	–
2 1/2	2.625	5.000	.210/.280	–	–	–
2 1/4	2.375	4.750	.320/.248	–	–	–
2 3/4	2.875	5.250	.228/.410S	–	–	–

Weight Chart Of Hastelloy Fasteners

APPROX WEIGHT IN K.G. PER 1000 PIECE
Size	M10	M12	M16	M18	M20	M22	M24	M27	M30	M33	M36	M39	M42	M45	M48	M52	M56	M60	M64	M72
50	40.60	57.02	107.00	139.00	178.25	222.00	265.00	390.00	513.25	648.00	795.00	–	–	–	–	–	–	–	–	–
55	43.70	61.42	114.00	147.00	188.50	235.00	283.00	410.00	538.50	676.00	835.00	–	–	–	–	–	–	–	–	–
60	46.80	65.82	121.00	155.00	198.75	248.00	301.00	430.00	563.75	704.00	875.00	1087.00	–	–	–	–	–	–	–	–
65	49.90	70.22	128.00	163.00	209.00	261.00	319.00	450.00	589.00	732.00	915.00	1134.00	–	–	–	–	–	–	–	–
70	53.00	74.62	136.00	171.00	219.25	274.00	337.00	470.00	614.25	760.00	955.00	1181.00	1390.00	–	–	–	–	–	–	–
75	56.10	79.02	144.00	179.00	229.50	287.00	355.00	490.00	639.50	788.00	995.00	1228.00	1445.00	–	–	–	–	–	–	–
80	59.20	83.42	152.00	187.00	239.75	300.00	373.00	510.00	664.75	821.00	1035.00	1275.00	1500.00	1900.00	–	–	–	–	–	–
85	62.30	87.82	160.00	195.00	250.00	313.00	391.00	531.00	690.00	854.00	1075.00	1322.00	1555.00	1945.00	–	–	–	–	–	–
90	65.40	92.22	168.00	203.00	260.25	326.00	409.00	552.00	716.50	887.00	1115.00	1369.00	1610.00	1990.00	2220.00	–	–	–	–	–
95	68.50	96.62	176.00	211.00	270.50	339.00	427.00	573.00	743.00	920.00	1155.00	1416.00	1665.00	2035.00	2290.00	–	–	–	–	–
100	71.60	101.02	184.00	219.00	280.75	352.00	445.00	594.00	769.50	953.00	1195.00	1463.00	1720.00	2080.00	2360.00	2640.00	3400.00	–	–	–
110	77.80	110.00	200.00	237.00	301.25	377.00	481.00	636.00	824.75	1023.00	1250.00	1530.00	1824.00	2170.00	2500.00	2810.00	3590.00	4240.00	4910.00	–
120	84.00	119.00	216.00	253.00	321.75	402.00	517.00	678.00	880.00	1093.00	1330.00	1620.00	1928.00	2260.00	2640.00	2980.00	3780.00	4460.00	5160.00	6820.00
130	90.20	127.80	232.00	269.00	342.25	427.00	553.00	720.00	935.25	1163.00	1410.00	1710.00	2032.00	2350.00	2780.00	3150.00	3970.00	4680.00	5410.00	7130.00
140	96.40	136.60	248.00	285.00	362.75	452.00	589.00	762.00	990.25	1233.00	1490.00	1800.00	2136.00	2440.00	2920.00	3320.00	4160.00	4900.00	5660.00	7440.00
150	102.60	145.40	264.00	301.00	383.25	477.00	625.00	804.00	1045.75	1303.00	1570.00	1890.00	2240.00	2530.00	3060.00	3490.00	4350.00	5120.00	5910.00	7750.00
160	108.80	154.20	280.00	317.00	403.75	502.00	661.00	846.00	1101.00	1373.00	1650.00	1980.00	2344.00	2620.00	3200.00	3660.00	4540.00	5340.00	6160.00	8060.00
170	115.00	163.00	296.00	333.00	424.25	527.00	697.00	888.00	1156.25	1443.00	1730.00	2070.00	2448.00	2710.00	3340.00	3830.00	4730.00	5560.00	6410.00	8370.00
180	121.20	172.00	312.00	349.00	444.75	552.00	733.00	930.00	1211.50	1513.00	1810.00	2160.00	2552.00	2800.00	3480.00	4000.00	4920.00	5780.00	6660.00	8680.00
190	127.40	181.00	328.00	365.00	465.25	577.00	769.00	972.00	1266.75	1583.00	1890.00	2250.00	2656.00	2890.00	3620.00	4170.00	5110.00	6000.00	6910.00	8990.00
200	133.60	190.00	344.00	381.00	485.75	602.00	805.00	1014.00	1322.00	1653.00	1970.00	2340.00	2760.00	2980.00	3760.00	4340.00	5300.00	6220.00	7160.00	9300.00
210	139.80	199.00	360.00	397.00	506.25	627.00	841.00	1056.00	1377.25	1723.00	2050.00	2430.00	2864.00	3070.00	3900.00	4510.00	5490.00	6440.00	7410.00	9610.00
220	146.00	208.00	376.00	413.00	526.75	652.00	877.00	1098.00	1432.50	1793.00	2130.00	2520.00	2968.00	3160.00	4040.00	4680.00	5680.00	6660.00	7660.00	9920.00
230	152.20	217.00	392.00	429.00	547.25	677.00	913.00	1140.00	1487.75	1863.00	2210.00	2610.00	3072.00	3250.00	4180.00	4850.00	5870.00	6880.00	7910.00	10230.00
240	158.40	226.00	408.00	445.00	567.75	702.00	949.00	1182.00	1543.00	1933.00	2290.00	2700.00	3176.00	3340.00	4320.00	5020.00	6060.00	7100.00	8160.00	10540.00
250	164.60	235.00	424.00	461.00	588.25	727.00	985.00	1224.00	1598.25	2003.00	2370.00	2790.00	3280.00	3430.00	4460.00	5190.00	6250.00	7320.00	8410.00	10850.00
260	170.80	244.00	440.00	477.00	608.75	752.00	1021.00	1266.00	1653.50	2073.00	2450.00	2880.00	3384.00	3520.00	4600.00	5360.00	6440.00	7540.00	8660.00	11160.00
270	177.00	253.00	456.00	493.00	629.25	777.00	1057.00	1308.00	1708.75	2143.00	2530.00	2970.00	3488.00	3610.00	4740.00	5530.00	6630.00	7760.00	8910.00	11470.00
280	183.20	262.00	472.00	509.00	649.75	802.00	1093.00	1350.00	1764.00	2213.00	2610.00	3060.00	3592.00	3700.00	4880.00	5700.00	6820.00	7980.00	9160.00	11780.00
290	189.40	271.00	488.00	525.00	670.25	827.00	1129.00	1392.00	1819.25	2283.00	2690.00	3150.00	3696.00	3790.00	5020.00	5870.00	7010.00	8200.00	9410.00	12090.00
300	195.60	280.00	504.00	541.00	690.75	852.00	1165.00	1434.00	1874.50	2353.00	2770.00	3240.00	3800.00	3880.00	5160.00	6040.00	7200.00	8420.00	9660.00	12400.00
310	201.80	289.00	520.00	557.00	711.25	877.00	1201.00	1476.00	1929.75	2423.00	2850.00	3330.00	3904.00	3970.00	5300.00	6210.00	7390.00	8640.00	9910.00	12710.00
320	208.00	298.00	536.00	573.00	731.75	902.00	1237.00	1518.00	1985.00	2493.00	2930.00	3420.00	4008.00	4060.00	5440.00	6380.00	7580.00	8860.00	10160.00	13020.00
330	214.20	307.00	552.00	589.00	752.25	927.00	1273.00	1560.00	2040.25	2563.00	3010.00	3510.00	4112.00	4150.00	5580.00	6550.00	7770.00	9080.00	10410.00	13330.00
340	220.40	316.00	568.00	605.00	772.75	952.00	1309.00	1602.00	2095.50	2633.00	3090.00	3600.00	4216.00	4240.00	5720.00	6720.00	7960.00	9300.00	10660.00	13640.00
350	226.60	325.00	584.00	621.00	793.25	977.00	1345.00	1644.00	2150.75	2703.00	3170.00	3690.00	4320.00	4330.00	5860.00	6890.00	8150.00	9520.00	10910.00	13950.00
360	232.80	334.00	600.00	637.00	813.75	1002.00	1381.00	1686.00	2206.00	2773.00	3250.00	3780.00	4424.00	4420.00	6000.00	7060.00	8340.00	9740.00	11160.00	14260.00
370	239.00	343.00	616.00	653.00	834.25	1027.00	1417.00	1728.00	2261.25	2843.00	3330.00	3870.00	4528.00	4510.00	6140.00	7230.00	8530.00	9960.00	11410.00	14570.00
380	245.20	352.00	632.00	669.00	854.75	1052.00	1453.00	1770.00	2316.50	2913.00	3410.00	3960.00	4632.00	4600.00	6280.00	7400.00	8720.00	10180.00	11660.00	14880.00
390	251.40	361.00	648.00	685.00	875.25	1077.00	1489.00	1812.00	2371.75	2983.00	3490.00	4050.00	4736.00	4690.00	6420.00	7570.00	8910.00	10400.00	11910.00	15190.00
400	257.60	370.00	664.00	701.00	895.75	1102.00	1525.00	1854.00	2427.00	3053.00	3570.00	4140.00	4840.00	4780.00	6560.00	7740.00	9100.00	10620.00	12160.00	15500.00

Manufacturing Process of Hastelloy Fasteners

Hastelloy Fasteners Application

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