ASTM A194 Grade 1 Hex Nuts | UNS K01503 Specifications

ASTM A194 Grade 1 Hex Nuts

K01503

ASTM A194 Grade 1 Nuts are manufactured from Carbon Steel in accordance with ASTM A194 specification. Torqbolt is a prominent A194 Grade 1 nut supplier in India.

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Astm A194 Grade 1 Heavy Hex Nuts

ASTM A194 Grade 1 Hex Nuts Properties

ASTM A194 Grade 1 Hex Nuts Chemical Requirements

Grade Description
and
UNS Designation
C Mn P SE Si Cr Ni Mo Ti CbH N Cu Se V Al
ASTM A194/A194M Grade 1 C 0.15 min 1.00 0.040 0.050 0.40 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ASTM A194 Grade 1 Hex Nuts Mechanical Requirements

ASTM A194/A194M Hardness RequirementsA

Grade and Type Completed Nuts Sample Nut after Treatment
Brinell Hardness Rockwell Hardness Brinell Hardness, min Rockwell Hardness B Scale, min
C Scale B Scale
ASTM A194/A194M Grade 1 121 min ... 70 min 121 70

ASTM A194 Grade 1 Hex Nuts Proof Load Using Threaded Mandrel (Inch Series)

Nominal Size, in. Threads per Inch Stress Area in. 2 Proof Load, lbf A
Grade 1
Heavy HexB HexC
1/4 20 0.0316 4 130 3 820
5/16 18 0.0524 6 810 6 290
3/8 16 0.0774 10 080 9 300
7/16 14 0.1063 13 820 12 760
1/2 13 0.1419 18 450 17 030
9/16 12 0.182 23 660 21 840
5/8 11 0.226 29 380 27 120
3/4 10 0.334 43 420 40 080
7/8 9 0.462 60 060 55 440
1 8 0.606 78 780
11/8 8 0.790 102 700 94 800
11/4 8 1.000 130 000 120 000
13/8 8 1.233 160 200 148 000
11/2 8 1.492 194 000 170 040

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