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ASTM A194 Grade 2H Heavy Hex Nuts

SA 194 Gr 2H Hex Nut and A194 2H material manufacturer in India

ASTM A194 Grade 2H Heavy Hex Nuts

Do not forget to compare our price of ASME SA 194 Grade 2H Heavy Hex Nuts & M16-M36 SA 194 Gr 2H Lock Nut with other ASTM A194 2H Nuts manufacturers in India.

Where to use A194 2H Nuts? Mainly used with B7 bolts, produced as per ASME B18.2.2
A 194 Gr 2H Hex Nut size range
  • Metric: M6 - M110
  • Inch: 1/4" - 4.5"
International Standard of A 194 2H Heavy Hex Thick Nuts IS, ANSI, ASTM DIN, ISO, JIS, GB, ASME, BS, UNI
ASTM A194 Grade 2H Nuts Size range M4, M10, M16, M2.5, M36 M30, M6, M8, M12, M3, M20, M24, M14, M2, M5 to M160
Threads of ASTM A194 Grade 2H Nuts BSF, UNC, 8 UN, UNEF, UNF METRIC, BSW or as required
ASTM A194 Grade 2H DH Heavy Hex Nut MTC EN 10204 (DIN 50049), EN 10204 / 3.1
A194 Grade 2H Structural hex heavy nuts coating & finishing 
  • Zinc white, (yellow, black, blue), black oxide
  • Xylon Coated Hex Nuts
  • Phosphate Coated Hex Nuts
  • Hot Dipped Galvanizing Coated Hex Nuts
  • Teflon Coated Hex Nuts
  • Zinc Coated Hex Nuts
  • Cadmium Coated Hex Nuts
  • Ptfe Coated (Teflon) Hex Nuts
  • Dacroment, plated zinc-nickel, Geometry, anodizing, nickel plated
  • Sherardized, Hot Dip Galvanised (HDG), DACROMET and Mechanically Applied coating
Grade 2H Steel Hexagon Nuts Manufacturing Process
  • M24-M100, machining and CNC
  • M2-M24: Cold Forging, hot forging
Packing of 2H Carbon Steel Heavy Hex Nuts Wooden Pallet, Carton / Small Box, Canton, or as per client specification

Hex Nuts Similar Grades & material

ASTM/ ASME Specification Grade Description
ASTM A194/ SA 194  2   Carbon steel heavy hex nuts
ASTM A194/ SA 194  4  Quenched & tempered carbon-molybdenum heavy hex nut
ASTM A194/ SA 194  8M  Stainless AISI 316 heavy hex nut
ASTM A194/ SA 194  2H  Quenched & tempered carbon steel heavy hex nut
ASTM A194/ SA 194  2HM        Quenched & tempered carbon steel heavy hex nut
ASTM A194/ SA 194  7M  Quenched & tempered alloy steel heavy hex nut
ASTM A194/ SA 194  7  Quenched & tempered alloy steel heavy hex nut
ASTM A194/ SA 194  8  Stainless AISI 304 heavy hex nut

ASTM A194/ SA 194 2H HEX NUTS SIZE CHART

Alloy Steel A194 2H Hex Nut Type SIZES CLASS SPECIFICATION ISO/ DIN No.
a194 grade 2H Hex Nut M6 to M42 10 ISO 4032
a194 grade 2H Hex Weld Nut M6 to M12 8 DIN 929
a194 grade 2H Nylock Nut M6 to M20 (Gr.8)
M10 to M24 (Gr.10)
8 & 10 DIN 982
a194 grade 2H Nylock Nut M6 to M20 (Gr.8)
M10 to M24 (Gr.10)
8 & 10 DIN 985

Manufacturing range

  • A194 2H Hex Nut
  • A194 Gr 2H Castle Nut
  • SA 194 Gr 2H Hex Coupling Nut
  • ASME SA 194 Grade 2H Hex Jam Nut
  • Carbon Steel ASTM A194 2H Heavy Jam Nut
  • 194 2H Tee Nut
  • A 194 Gr 2H Sleeve Nut
  • ASTM A194 2H Heavy Hex Nut
  • A 194 2H Rivet Nuts
  • ASTM A194 Grade 2H Lug Nuts
  • SA 194 2H Lock Nuts
  • ASTM A194 Gr 2H Nylon Insert Hex Lock Nuts

CHEMICAL COMPOSITION OF SA 194 GR 2H HEX NUTS

ASTM A194 Grade 2H
Percentage %
Carbon (C) 00.40 Maximum
Manganese 1.00 Maximum
Phosphorus, Max 00.040
Sulfur, Max 00.050
Silicon 00.40 Maximum
Chromium ***
Nickel (Ni) ***
Molybdenum ***

MECHANICAL PROPERTIES OF ASTM A194 GR 2H NUTS

Grade Threads Type Nominal nuts size, in. Proof Load stress, Ksi Hardness
Plain B Galvanized B Brinell Rockwell
Min Max Min Max
A194-2H /A563 DHD/ DH3/ UNC, 8UN, 6UN, Coarse Pitch Heavy Hex Nuts 1/4 to 4 175 150 248 352 C24 C38