ASTM A194 Grade 7 Nuts Specification

ASTM A194 Grade 7 Nuts Abstract

Sizes in Stock
  • Imperial Sizes: 3/6 to 2"
  • Metric Sizes : M3 to M56
Raw Material Origin Janpanese, European, Korean, American, Russia, Indian
Free Sample Yes
Head Style Truss, Hex, Flat, Oval, Pan etc.
Threads BSF, METRIC, UNC, BSW, UNF,
Manufacturing Method CNC Machining, Hot Forged, Cold Forged
Length 3 to 200 mm or Custom
Approval ADNOC, Q CHEM, EIL, MA’ADEN, KOC, Saudi Aramco, KNPC, BAPCO, SABIC, Marine and KPI.
MTC EN 10204 3.1
Delivery Time
  • Germany :21 Days
  • Mexico : 45 Days

Table Of Content

Top Quality ASME SA 194 Gr 7 Hex Nuts Manufacturer in India in Custom Dimensions

ASTM A194 Grade 7 Nuts Specification

View ASTM A194 Grade 7 Nuts Supplier in India who provides Custom Specification

Standard Sizes
SA 194 Gr 7 Hex Nuts Standard Sizes

  • Metric sizes: M2 to M160
  • Length: 3-200 mm
  • Imperial Sizes : 3/6 to 2″
Marking
A194 Gr 7 Heavy Hex Nuts Marking
  • Heat number
  • Material grade
  • Specification
  • Custom logo
Form
DIN 1.7225 Nuts Form
  • Heavy Hex Nuts, Coupling Nuts
  • Hex Nuts, Castle Nuts
  • Heavy Hex Jam Nuts, Thin Square Nuts
  • Jam Nuts, Square Nuts

 

Process
AISI 4140 Castle Nuts Process
  • CNC Machined
  • Hot forging
  • Cold forging

 

Origin
ASME SA194 Gr 7 Thin Square Nuts Origin
  • Korean
  • American
  • Janpanese
  • European
Finish
SA 194 7 Square Nuts Finish
  • Phosphating
  • HDG
  • Oxidation
Head and Neck Types
A194 Grade 7 Nuts Head and Neck Types
  • Head Type: Hex, Oval,Truss Flat etc
  • Neck Type:Hex, Square, Knurled etc.
Standards
Grade 7 Stainless Steel Hex Nuts Standards
  • ASTM A194 | ASME SA194
  • WNR: 1.7225
Features
ASTM A194 Grade 7 Nuts Features
  • High Strength and Hardness
  • Corrosion Resistance
  • Durability and Reliability

A194 Grade 7 Heavy Hex Nuts Dimensions chart

A194 Grade 7 Heavy Hex Nuts Dimensions

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

Discover European Origin A194 Gr 7 Square and Jam Nuts With Brinell Hardness 248-327, Refer Chemical and Mechanical Properties

SA 194 7 Jam Nuts Chemical Composition

Alloy Steel GR 7 C P Mn Si S Cr Mo
0.37-0.49% 0.04% 0.65-1.10% 0.15-0.035% 0.04% 0.75-1.20% 0.15-0.25%

A194 Gr 7 Square Nuts Mechanical Properties

Find ASTM A194 Grade 7 Nuts Supplier in India who Provides High Tensile Strength

Nominal Size, In. Hardness Rockwell Temperature °F Proof Load Stress, ksi
1/4 – 4 C38 1100 80

AISI 4140 Nut Size Chart

Check ASTM A194 Grade 7 Nuts Manufacturer in India who Provides Various Sizes

Diameter*
(mm)		 Nut Size
(mm)		 Height
(mm)
Hex Nut Nylock Nut Jam Nut
5 2.5 2 – 1.6
4 2 1.6 – 1.2
7 4 3.2 5 2.2
5.5 3 2.4 4 1.8
10 6 5 6 3.2
8 5 4 5 2.7
13 8 6.5 8 4
11 7 5.5 – 3.5
22 14 11 14 7
17 10 8 10 5
19 12 10 12 6
30 20 16 20 10
24 16 13 16 8
27 18 15 18.5 9

Weekly shipment of ASTM A194 Grade 7 Nuts to the countries listed below

Export to Continent Shipping time
Morocco
Morocco		 Africa 45 Days
Bahrain
Bahrain		 Asia 9 Days
Peru
Peru		 South America 45 Days
Algeria
Algeria		 Africa 4

Monthly dispatch of ASTM A194 Grade 7 Nuts in the countries listed below

Export to Continent Shipping time
Nigeria
Nigeria		 Africa 30 Days
Kuwait
Kuwait		 Asia 10 Days
Colombia
Colombia		 South America 45 Days
Argentina
Argentina		 South America 45 Days

ASTM A194 Grade 7 Dome Nuts Weight Chart

Size Heavy Hex Finished Hex Heavy Jam Finished Jam Heavy Square Square
5/8 11.900 7.330 6.960 4.930 14.300 10.800
1/2 6.540 3.750 4.000 2.620 7.870 5.780
7/8 29.700 19.000 16.700 12.000 36.200 24.500
3/4 19.300 11.900 11.000 7.700 23.500 15.400
1 1/8 59.200 40.300 32.400 24.700 72.400 52.500
1 42.500 28.300 23.500 17.600 51.500 36.300
1 1/2 131.000 94.300 74.800 60.900 161.000 122.000
1 1/4 78.600 54.300 45.800 36.100 95.500 70.600
1 3/4 204.000 151.000 114.000 100.000 – –
1 5/8 162.000 – 91.600 – – –
2 299.000 224.000 165.000 140.000 – –
1 7/8 241.000 – 134.000 – – –
2 1/2 564.000 – 332.000 – – –
3 950.000 – 545.000 – – –
2 3/4 738.000 – 429.000 – – –
3 1/2 1526.000 – 851.000 – – –
3 1/4 1194.000 – 651.000 – – –
4 2180.000 – 1200.000 – – –

Applications Of Grade 7 Stainless Steel Hex Nuts

  • Heat Exchangers
  • Sea Water Equipment
  • Specialty Chemicals
  • Petrochemicals
  • Pharmaceuticals
  • Aircraft Exhaust Manifolds
  • Power Generation

What Is The Marking on ASME SA194 Gr 7 Nuts ?

Grade Type Nuts Machined from Bar Stock Hot Forged or Cold Punched Nuts
7 7B 7

DIN 1.7225 Thin Square Nuts Torque Chart

Bolt Diameter Moly Lube Nut Size Copper Lube Nickel Lube Dry Machine Oil
u=0.085 u=0.100 u=0.110 u=0.400 u=0.160
7/8" 330 1-7/16" 500 544 1786 716
3/4" 208 1-1/4" 314 342 1118 448
1-1/8" 702 1-13/16" 1076 1170 3888 1544
1" 490 1-5/8" 746 810 2664 1066
1-1/2" 1674 2-3/8" 2614 2850 9274 3792
1-1/4" 966 2" 1492 1622 5440 2150
1-3/8" 1288 2-3/16" 2000 2180 7356 2894
1-3/4" 2676 2-3/4" 4218 4602 15776 6144
1-5/8" 2142 2-9/16" 3364 3668 12520 4890
2" 3994 3-1/8" 6334 6920 23884 9260
1-7/8" 3292 2-15/16" 5204 5682 19550 7596
2-1/4" 5686 3-1/2" 9068 9906 34382 13282
2-1/8" 4790 N/A 7618 8324 28816 11150
2-1/2" 7796 3-7/8" 12476 13646 47536 18324
2-3/8" 6686 N/A 10678 11676 40620 15668
3" 13974 4-5/8" 19606 21464 75340 28894
2-3/4" 9382 4-1/4" 15066 16488 57692 22170
3-1/2" 19312 5-3/8" 31244 34226 120730 46158
3-1/4" 15470 5" 24976 27352 96258 36856
4" 27262 6-1/8" 44324 48590 172292 65652
3-3/4" 23742 5-3/4" 38482 42168 149032 56906
4-1/2" 32348 6-7/8" 52664 57742 205026 78058
4-1/4" 28802 6-1/2" 46758 51248 181440 69206

ASTM A194 Grade 7 Nuts Types

SA 194 Gr 7 Heavy Hex Nuts

SA 194 Gr 7 Heavy Hex Nuts

A194 Gr 7 Hex Nut

A194 Gr 7 Hex Nut

DIN 1.7225 Square Nuts

DIN 1.7225 Square Nuts

AISI 4140 Jam Nuts

AISI 4140 Jam Nuts

SA 194 7 Castle Nuts

SA 194 7 Castle Nuts

ASME SA194 Gr 7 Coupling Nuts

ASME SA194 Gr 7 Coupling Nuts

A194 Grade 7 Dome Nuts

A194 Grade 7 Dome Nuts

Grade 7 Stainless Steel Heavy Hex Jam Nuts

Grade 7 Stainless Steel Heavy Hex Jam Nuts

ASTM A194 7 Lock Nuts

ASTM A194 7 Lock Nuts

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