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ASTM A194 Grade 8m Nuts

ASTM A194 Grade 8m Class 2 Nuts manufacturer in India


ASTM A194 Grade 8m Nuts

ASTM A194 Grade 8m Nuts

SA194 Grade 8M Heavy Hex Nuts

SA194 Grade 8M Heavy Hex Nuts


Table of Content

ASTM A194 Grade 8m Nuts Specification Schedule

Standards
Designation
ASTM
A194 Grade 8M: Stainless AISI 316 Heavy Hex Nuts.

Dimensions
ASME B18.2.1, B18.3
Melt Origin
South America/East Europe/JapanKorea/
Product Origin
Made in India
Threads Configuration
ASME B1.1 2A/3A Inch Unified Threads and B1.13M 6h Metric Coarse Threads
Certification
Dual Certified As per ASTM & ASME Codes
Additional Certifications
PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
Mandatory Requirements
Free from Mercury & Radioactive Contamination
Additional Requirements
NACE MR0103 / MR0175 / ISO 15156 Compliance

List Of A194 Grade 8m Class 2 Nuts Types

Gr 8M Serrated Flange Nuts

Gr 8M Serrated Flange Nuts

ASTM A194 Grade 8M Nyloc Nuts

ASTM A194 Grade 8M Nyloc Nuts

SA194 Grade 8M Wing Nuts

SA194 Grade 8M Wing Nuts

A194 Grade 8M Coupling Nuts

A194 Grade 8M Coupling Nuts

ASME SA194 Grade 8M Eye Nuts

ASME SA194 Grade 8M Eye Nuts

ASTM A194 Grade 8M Hex Head Nuts

ASTM A194 Grade 8M Hex Head Nuts

SA194 Grade 8M Heavy Hex Nuts

SA194 Grade 8M Heavy Hex Nuts

A194 Grade 8M Square Nuts

A194 Grade 8M Square Nuts


Dimension of ASTM A194 Grade 8M Heavy Hex Nuts

Nominal Size or Basic Major Thread Diameter
F
G
H
Width
Across Flats
Width
Across Corners
Thickness
Basic
Max
Min
Max
Min
Basic
Max
Min
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

Sizes of A194 Grade 8m Nuts

Nut Size
(mm)
Diameter*
(mm)
Height
(mm)
Hex Nut
Jam Nut
Nylock Nut
2
4
1.6
1.2
-
2.5
5
2
1.6
-
3
5.5
2.4
1.8
4
4
7
3.2
2.2
5
5
8
4
2.7
5
6
10
5
3.2
6
7
11
5.5
3.5
-
8
13
6.5
4
8
10
17
8
5
10
12
19
10
6
12
14
22
11
7
14
16
24
13
8
16
18
27
15
9
18.5
20
30
16
10
20
* This is the diameter across the flats. It is also the size of wrench to use.

SA194 Grade 8M Heavy Hex Nuts Chemical Analysis

ASTM
A194 Grade 8
Percentage
%
C.
0.08M %
Mn.
2.00 %
Si.
1.00 %
P.
0.05 %.
S.
0.03 %
Cr.
18.0-20.0 %
Ni.
8.0-11.0
Mo.
--

Mechanical Characteristics of SA 194 Gr 8M Nut

Tensile Strength/Ultimate Tensile Stress (UTS) – (Mpa) Yield Strength/Proof Stress(0.2% Offset) (YS) – (Mpa) Elongation in 4D (El) Reduction Hardness – (BHN)
550 240 30 40 223