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ASTM A194 Grade 2H Nut

ASME SA194 Grade 2h Heavy Hex Nut Supplier in India


ASTM A194 Grade 2H Nut

ASTM A194 Grade 2H Nut

Grade 2h Hex Nuts

Grade 2h Hex Nuts


Table of Content

ASTM A194 Grade 2H Nut Specification List

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

Standards
Designation
ASTM
A194 2H: Quenched & Tempered Carbon Steel Heavy Hex Nuts.

Frequently Used SA194 Grade 2h Heavy Hex Nut Types

ASTM A194 Grade 2H T Nuts

ASTM A194 Grade 2H T Nuts

Gr. 2H Serrated Flange Nuts

Gr. 2H Serrated Flange Nuts

A194 Grade 2H Coupling Nuts

A194 Grade 2H Coupling Nuts

A194 Grade 2H Panel Nuts

A194 Grade 2H Panel Nuts

ASME SA194 Grade 2H Dome Nuts

ASME SA194 Grade 2H Dome Nuts

A194 Grade 2H Acorn Nuts

A194 Grade 2H Acorn Nuts

SA194 Grade 2H Wing Nuts

SA194 Grade 2H Wing Nuts

A194 Grade 2H Square Nuts

A194 Grade 2H Square Nuts

ASTM A194 Grade 2H Hex Head Nuts

ASTM A194 Grade 2H Hex Head Nuts

ASME SA194 Grade 2H Eye Nuts

ASME SA194 Grade 2H Eye Nuts

Gr 2H Self Locking Nuts

Gr 2H Self Locking Nuts

Gr. 2H Nylon Insert Nuts

Gr. 2H Nylon Insert Nuts


Dimension of ASTM A194 Grade 2H Nuts

Dimension of ASTM A194 Grade 2H 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

A194 Gr 2H Lock Nut Size Chart

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.

Chemical Material Composition of SA194 Grade 2H Nuts

ASTM
A194 Grade 2H
Percentage
%
C.
0.40%
Mn.
1%
Si.
00.40%
P.
0.04%.
S.
0.050%
Cr.
--
Ni.
--
Mo.
--

Grade 2H Hex Nuts Mechanical Analysis

Specification
Material
Nominal Size, In.
Tempering Temp. °F
Proof Load Stress, ksi
Hardness Rockwell
See Note
Min
Max
ASTM A194 Grade 2H
Medium Carbon Steel, Quenched and Tempered
1/4 - 4
1000
175
C24
C38
1,2