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Manufacturer and supplier of A194 Alloy Steel Grade 7 Heavy Hex Nut and SA 194 gr 7 Lock Nut with nylon insert

The specification for the covers fasteners like nuts that are involved in either high temperature or high pressure applications. The grade 7 nuts for the ASME SA 194 specification are manufactured from Medium Carbon Alloy Steel. These fasteners are quenched followed by the alloy steel heavy hex nuts being tempered. Some of the important characters include its rigid design, Ease in use, Low Maintenance as well as its Long service life. Besides these characteristics, these ASTM A194 grade 7 hex nuts have a good tensile and hardness properties.

These ASME SA 194 grade 7 hex nuts can be used in those applications where they are exposed to both high temperature and high pressure together. The nominal size in inches for the ASTM A194 grade 7 nuts ranges between sizes of ¼ inch to 4 inches, while the metric sizes ranges from M6 through M100 nominal.

The ASME SA 194 material also covers austenitic grade stainless steel nuts in the size range 1⁄4 inches and above. The material ASTM A194 gr 7 nuts can further be processed by centerless grinding as well as by cold drawing. An important point to note that grade substitutions in the AA194 gr 7 nuts without the buyers or purchaser’s permission is not allowed.

ASTM A194 Grade 7 Nuts

ASTM A194 Grade 7 Nuts

SA 194 gr 7 Lock Nut

SA 194 gr 7 Lock Nut

ASTM A194 Grade 7 Heavy Hex Nut

ASTM A194 Grade 7 Heavy Hex Nut

Bespoke hot forged ASTM A194 Grade 7 Hex Nut manufacturers in India, check metric dimensions as per ASME B18.2.2

ASTM A194 Grade 7 Nuts Specifications

Hot Forged & Galvanized Alloy steel A194 Grade 7 Hex jam nuts and SA 194 7 Hexagonal Nut manufacturer in India

A194 Grade 7 Nut Size Metric
  • Dia: M10 - M110
  • Length: 12 - 1200MM
ASTM A194 Grade 7 Hex Nut Size Inch
  • Dia: 1/2" - 4.0"
  • Length: 1/2" - 52"
Direction of Thread Right hand
Height of SA 194 Grade 7 Nuts
  • Minimum: 6.14mm
  • Maximum: 6.50mm
Material Origin ASTM A194 Grade 7 Nuts are Western European. Eastern origin possible on request.
SA 194 Grade 7 Nuts Sizes
  • Cold Forming Grade 7 Nuts : M2-M24
  • Hot Forging Grade 7 Nuts: M24-M100, 1-1/2” Dia, up to 1100mm lg

Manufacturer of Metric ASTM A194 Grade 7 Nuts in M2, M3, M3.5, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27, M30, M33, M36, M42, M45, M48 to M160 and Custom sizes

Surface Finish & Coating of ASTM A194 Grade 7 Nuts
  • Black
  • PTFE SA 194 Grade 7 Nuts
  • Hot Dip Galvanised (HDG)
  • ZINC
  • Plain
  • Dacromet
  • HDG

All A194 Grade 7 Nuts surface finishes can be supplied including Galvanised, Zinc, Sherardized, Dacromet, Electroless Nickel, Geomet & PTFE.

ASTM A194 Grade 7 Nuts Length 3 mm to 200 mm
Other ASTM A194 Grade 7 Nuts manufacturers Omni, APL, Kundan, Deepak Fasteners, Unbrako, Sundaram Precision, Infasco, Caparo, EBY Fastener, SPAX® Screws, GKW Etc.
Delivery time Regular product is about 7-15 days
Why Jignesh Steel?
  • An Indian manufacturer, established in Year 2008
  • Wide International network : Western Europe, Eastern Europe, Middle East, Southeast Asia, North America, and South America
  • Best Price in India compared to ASTM A194 Grade 7 Nuts manufacturers in China
  • Highly professional and technical team
  • Always final Inspection before shipment
  • Pre-production ASTM A194 7 Nuts sample before mass production
  • High precision threads
MOQ 5 pieces
Preferred SA 194 Grade 7 Nut Drawing Formats JPEG, PDF, CAD, STP, IGS
Find our dealers & distributors of ASTM A194 Grade 7 Nuts Janeiro, Navi Mumbai, Houston, Lagos, Bangalore, Mysuru, Jaipur, Ranchi, Coimbatore, Noida, Pimpri-Chinchwad, Vung Granada, Perth, Dhaka, Karachi, Calgary, Bengaluru, Patna, Port-of-Spain, Agra, Thiruvananthapuram, Indore, Nagpur, Manama, Rajkot, London, Gurgaon, Kochi, Surat, Istanbul, Gujarat, Jakarta, Singapore, Shah Alam, Riyadh, Ahvaz, Kanpur, Montreal, Tau, Sydney, Vadodara, Hyderabad, Caracas, Khobar, Mexico, Ludhiana, Courbevoie, Abu Dhabi, Ankara, Brisbane, Doha, Bogota, India, Dammam, Mumbai, Baroda, Gimhae-si, Dubai, Chennai, Panipat, Ernakulam, Santiago, Pune, Kuala Lumpur, Vapi, Nashik, Tehran, Kuwait, Sharjah, Bhubaneswar, Muscat, Ahmedabad, Seoul, Jamshedpur, Kolkata, New Delhi, Thane, Melbourne, Howrah, Lucknow
Ask for Test Certificates from ASTM A194 Grade 7 Nuts manufacturers
  • Manufacturer Test Certificate (MTC) as per EN 10204 / 3.1,
  • Hardness testing to ISO 6508-1
  • A194 Grade 7 Nuts Tensile testing to ISO 898-1
  • Tri-Roll Thread Comparators
  • SA 194 gr 7 Nuts Charpy Impact testing in accordance with ISO 148-1
  • Suitability test for calibrated preload to EN 14399-10
  • SA 194 Grade 7 Nut proof load testing to ISO 898-2
  • Calibrated gauges and tools
  • Suitability for preloading to EN 14399-2
Free Samples Yes
Payment Terms T/T, Western Union, Paypal, L/C or Trade Assurance 30% deposit & balance before shipping
SA 194 gr 7 Nuts types 2 Way Lock Nut, Nylon Insert Nut, K Lock Nut, Rivet Nuts, Slotted Nut, Dome Head Nuts, Captive Nuts, Cap Nut, Dome Nuts, Self Locking Nuts, Insert Nuts, Hex Nuts, Lock Nut, High Tensile Heavy Hex Nuts, Jam Nut, Dowel Nuts, Wheel Nuts, U Nuts, Flange Nuts, Half Nuts, Hex Weld Nuts, Lug Nuts, Heavy Hex Nuts, Hex Rivet Nuts, Custom Nuts Wing Nut, Square Nut, T Nuts, Coupler Nuts, High Crown Acorn Nuts, Flex Lock Nut, Flange Lock Nut, Cage Nuts, Eye Nuts, Weld Nuts, Castle Nut
Port of Dispatch Mumbai or Kalamboli ports in Maharashtra state of India
Grade 7 Nuts Application and Uses Industrial, Wind tower, Railway, Nuclear power, Construction, Electronic, and Automotive industry
Standard

Manufacturer of ASTM A194 Grade 7 Nuts as per IS, ANSI, ASTM, DIN, ISO, JIS, GB, ASME, BS, UNI, CSN, EU, IFI, PN, and all International Standards

  • ANSI B 18.2.4 2M
  • Italian UNI
  • ANSI - American National Standards Institute
  • European EU
  • GB/T5783, GB/T5782, GB5783
  • Polish PN
  • American ASME
  • Indian IS
  • International ISO
  • American SAE
  • German DIN
  • ANSI B 28.2.4 1M
  • Spanish CSN
  • British BS
ISO - International Organization for Standardization

A194 Grade 7 Hex Nuts Dimensions

Exporter and supplier of Alloy Steel ASTM A194 Grade 7 Square Nut and SA 194 gr 7 Hex Rivet Nuts, get free sample

SA 194 gr 7 Heavy Hex Nut Dimensions in mm

ISO SA 194 Grade 7 Hex Nut NB Across Corners MAX Thickness MIN Thickness MAX Across Flats MIN Across Flats
M 8 14.38 6.8 6.44 13 12.73
M 10 17.77 8.4 8.04 16 15.73
M 12 20.03 10.8 10.37 18 17.73
M 14 23.35 12.8 12.1 21 20.67
M 16 26.75 14.8 14.1 24 23.67
M 18 29.56 15.8 15.1 27 26.16
M 20 32.95 18 16.9 30 29.16
M 22 37.29 19.4 18.1 34 33
M 24 39.55 21.5 20.2 36 35
M 27 45.2 23.8 22.5 41 40
M 30 50.85 26.6 24.3 46 45
M 33 55.37 28.7 27.4 50 49
M 36 60.79 31 29.4 55 53.8
M 39 66.44 33.4 31.8 60 58.8
M 42 71.3 34 32.4 65 63.1
M 45 76.95 36 34.4 70 68.1
M 48 82.6 38 39.4 75 73.1
M 52 88.25 42 40.4 80 78.1
M 56 93.56 45 43.4 85 82.8
M 60 99.21 48 46.4 90 87.8
M 64 104.86 51 49.1 95 92.8
M 68 110.51 54 52.1 100 97.8
M 72 x 6 116.16 58 56.1 105 102.8
M 76 x 6 121.81 61 59.1 110 107.8
M 80 x 6 127.46 64 62.1 115 112.8

ASTM A194 Grade 7 Nuts Types

Wide range of SA 194 Grade 7 Hex Flange Lock Nut and Alloy Steel ASTM A194 gr 7 Cap Nut in India, check latest price list ex Mumbai

A194 Grade 7 Hex Nut

A194 Grade 7 Hex Nut

SA 194 gr 7 Weld Nut

SA 194 gr 7 Weld Nut

SA 194 Grade 7 Lock Nut

SA 194 Grade 7 Lock Nut

Grade 7 Pinion Nut

Grade 7 Pinion Nut

SA 194 7 Slotted Flange Nut

SA 194 7 Slotted Flange Nut

ASTM A194 7 Heavy Hex Nut

ASTM A194 7 Heavy Hex Nut

ASTM A194 Alloy Steel Grade 7 M10 Hexagon Nut

ASTM A194 Alloy Steel Grade 7 M10 Hexagon Nut

Fine Thread Alloy Steel ASTM A194 Grade 7 Hex Nut

Fine Thread Alloy Steel ASTM A194 Grade 7 Hex Nut

Uses and application of ASTM A194 Grade 7 Nuts

  • Nuclear, Offshore & Chemical Plants
  • Large size SA 194 gr 7 Nuts for Oil & Gas Industries
  • ASTM A194 Grade 7 Nuts for Construction
  • Engineering & Aerospace Industry
  • High quality ASTM A194 Grade 7 Petrochemical Hex Nuts
  • High Strength A194 Grade 7 Nuts for Automotive industry
  • Heavy duty ASTM A194 7 Nuts for Heat Exchangers
  • Grade 7 Nut suitable for Off-Shore Oil Drilling
  • Metric ASTM A194 Grade 7 Hex Nuts for Power Generation

Testing Tool & Equipment for SA 194 Grade 7 Hex Nut

  • Hardness Machine
  • Image measuring instrument
  • Tensile Testing Machine for pulling ASTM A194 Grade 7 Nuts
  • Micrometer for accurate measurement of ASTM A194 Grade 7 Nuts
  • Coordinate Measuring Machine
  • Roughness tester used to test the surface finish of a ASTM A194 Grade 7 Nuts
  • Thread gauge and Smooth plug gauge used to check ASTM A194 Grade 7 Nuts quickly
  • Suitability Test Machine for assembly testing
  • Routine inspection of calipers
  • Spectro Chemical Analysis Machine

A194 Grade 7 Nuts Sizes

Grade 7 Finished Hex Nuts sizes as per ANSI/ASME B18.2.2

A194 Grade 7 Nuts Sizes

Nominal or Basic Major Diameter of Nut Thread

SA 194 Grade 7 Nuts Width Across Flats (F)

Width Across Corners (G) Thickness of A194 Grade 7 Hex Nuts (H) 
Basic Max Min  Max  Min Basic  Max Min 
1/4 0.2500 7/16 .438 .428 .505 .488 7/32 0.226 0.212
5/16 0.3125 1/2 .500 .489 .577 .557 17/64 0.273 0.258
3/8 0.3750 9/16 .562 .551 .650 .628 21/64 0.337 0.320
7/16 0.4375 11/16 .688 .675 .794 .768 3/8 0.385 0.365
1/2 0.5000 3/4 .750 .736 .866 .840 7/16 0.448 0.427
9/16 0.5625 7/8 .875 .861 1.010 .982 31/64 0.496 0.473
5/8 0.6250 15/16 .938 .922 1.083 1.051 35/64 0.559 0.535
3/4 0.7500 1-1/8 1.125 1.088 1.299 1.240 41/64 0.665 0.617
7/8 0.8750 1-5/16 1.312 1.269 1.516 1.447 3/4 0.776 0.724
1 1.0000 1-1/2 1.500 1.450 1.732 1.653 55/64 0.887 0.831
1-1/8 1.1250 1-11/16 1.688 1.631 1.949 1.859 31/32 0.999 0.939
1-1/4 1.2500 1-7/8 1.875 1.812 2.165 2.066 1-1/16 1.094 1.030
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 1.5000 2-1/4 2.250 2.175 2.598 2.480 1-9/32 1.317 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 2.000 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 4.456 2-3/8 2.431 2.319
3 3.000 4-1/2 4.500 4.350 5.196 4.959 2-19/32 2.654 2.534

We get 80% repeated orders from the below locations

ASTM A194 Grade 7 Nuts Dammam -KSA, Philippines, Belgium, Canada
A194 Alloy Steel Grade 7 Heavy Hex Nut Qatar, Europe, Thailand, Malaysia
SA 194 gr 7 Lock Nut with nylon insert Czechia, Thailand, Malaysia, Japan
hot forged ASTM A194 Grade 7 Hex Nut Malaysia, Bangladesh, Finland, Morocco, Colombia
ASME B18.2.2 A194 Grade 7 Hex jam nuts South Africa, Kuwait, Hungary, Brazil, Taiwan
Galvanized Alloy steel A194 Grade 7 Nuts Bahrain, Singapore, Hong Kong, South Korea
SA 194 7 Hexagonal Nut Philippines, UK, Nigeria, Vietnam, Indonesia
ASTM A194 Grade 7 Square Nut Oman, UAE, Singapore, Argentina, France
SA 194 gr 7 Hex Rivet Nuts Chile, Iran, Singapore, Jakarta - Indonesia, Germany
SA 194 Grade 7 Hex Flange Lock Nut Netherlands, Romania, Ellington -United States, USA
Alloy Steel ASTM A194 gr 7 Cap Nut Egypt, Malaysia, Singapore, Saudi Arabia (KSA)
3/8" 4/9" 5/7" 5/8'' 2'' Astm A194 gr 7 Nut United Kingdom -UK, Los Alamos -Mexico, Malaysia, South Africa
M19 M21 LTCS Metric A194 Grade 7 Heavy hex nuts Sweden, NY 12203 (USA), China, Australia
ASTM A194 gr7 Hex Head Nut 7/8" X 5 1/2" Hot Dip Galvanized UK, Malaysia, Peru, Denmark, Greece, Philippines, Malaysia
black color astm a194 grade 7 Nut Philippines, Poland, Malaysia, Jordan, Vietnam, Italy
ASTM A194 GR 7 Zinc Plated Heavy Hex Nut Europe, Canada, Indonesia, Dubai, New Zealand, Turkey
Alloy Steel ASTM A194 GR.7 Heavy Hex Nuts United Arab Emirates (UAE), Norway, Malaysia, Europe

SA 194 Grade 7 Nut Torque Chart

Size Tensile
Stress Area
AS
Square Inch
A194 Grade 7 Heavy Hex Nuts
Clamp Load
P. Lbs.
Tightening Torque
Dry Lubed
K= .223
Ft. Lbs.
K= .167
Ft. Lbs.
1/2 – 13 0.138 10,350 96 72
9/16 – 12 0.177 13,275 139 104
5/8 – 11 0.220 16,500 192 143
3/4 – 10 0.327 24,525 342 256
7/8 – 9 0.452 33,900 551 413
1 – 8 0.594 44,550 828 620
1-1/8 – 8 0.776 58,200 1217 911
1-1/4 – 8 0.984 73,800 1714 1284
1-3/8 – 8 1.215 91,125 2328 1744
1-1/2 – 8 1.471 110,325 3076 2303
1-5/8 – 8 1.769 132,675 4006 3000
1-3/4 – 8 2.06 154,500 5024 3763
1-7/8 – 8 2.41 180,750 6298 4716
2 – 8 2.74 205,500 7638 5720
2-1/4 – 8 3.52 264,000 11,038 8266
2-1/2 – 8 4.40 330,000 15,331 11,481

Chemical Composition of SA 194 Grade 7 Nut

ASTM / ASME
A194 Grade 7/ SA 194 Grade 7
Percentage
%
C.
0.37-0.49%
Mn.
0.65-1.10%
Si.
0.15-0.35%
P.
0.035%.
S.
0.04%
Cr.
0.75-1.2%
Ni.
--
Mo.
0.15-0.25

Mechanical Properties of A194 Grade 7 Hex Nuts

Nut Nominal Size in Inch Temperature °F Hardness Rockwell Proof Load Stress, ksi A194 Grade 7 Nuts Material
1/4 - 4 1100 C38 80 Medium Carbon Alloy Steel, Quenched and Tempered

ASTM A194 Grade 7 Nuts Price List

Products FOB Price US $
3/8" 4/9" 5/7" 5/8'' 2'' Astm A194 gr 7 Nut US $0.01-$2.50/ Piece
ASTM A194 Grade 7 Heavy Hex Nut US $0.01-$1.00/ Kilogram
M19 M21 LTCS Metric A194 Grade 7 Heavy hex nuts US $0.01-$1.00/ Piece
ASTM A194 gr7 Hex Head Nut 7/8" X 5 1/2" Hot Dip Galvanized US $0.10-$1.00/ Set
ASTM A194 GR 7 Zinc Plated Heavy Hex Nut US $0.40-$0.50/ Piece

Call us or send us an email to sales@jigneshsteel.com for more details. Always compare our price with other ASTM A194 Grade 7 Nuts manufacturers in India or China