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ASTM A194 Hex Head Nut

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ASTM A194 Hex Head Nut

ASTM A194 Hex Head Nut
ASTM A194 Hex Head Nut ASTM A194 Hex Head Nut ASTM A194 Hex Head Nut

Large Image :  ASTM A194 Hex Head Nut

Product Details:
Place of Origin: CHINA
Brand Name: PM
Certification: ISO
Model Number: M6-M100, 1/4"-4"
Payment & Shipping Terms:
Minimum Order Quantity: 100PCS
Price: USD 0.001-3 PER PCS
Packaging Details: 25kgs/carton and 36 cartons on standard export wooden pallets
Delivery Time: 15-25DAYS PER CONTAINER
Payment Terms: L/C, T/T
Supply Ability: 500tons per month

ASTM A194 Hex Head Nut

Material: 4140 Alloy Steel Diameter: 1.1/8"
Surface Finish: Black Color Thread Type: UNC,UNF,UN8
Dimension: ASME/ANSI B 18.2.2 Standard: ASTM A194 GR 2H
Product Name: ASTM A194 Grade 2H Alloy Steel Quenched And Tempered Plain With Oil Heavy Hex Nut Sample: 10pcs Sample Free
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ASTM A194 hex head nut


UNC steel hex nuts


2H hex head nut

ASTM A194 Grade 2H alloy steel Quenched and tempered plain with oil heavy hex nuts




There are different types such as the 2h heavy hex nut which is used for heavy duty applications,The material of the nuts could be carbon steel, alloy steel or other stainless steel types. They come under the standard ANSI B18.2.2. . The nuts range from ¼ inches to 4 inches in nominal size and have up to 175ksi proof load stress. The astm a563 dh heavy hex nuts have minimum of 248  hardness score. The material of these nuts can contain carbon, manganese, phosphorus, sulfur, silicon, chromium, nickel and molybdenum based on the material grade.


SIZE: 1/4" - 4", M6 -M100 .



FINISHED: Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G.


                                ASTM A194 Hex Head Nut 0


A194 Grade 2:Carbon steel heavy hex nuts.

A194 Grade 2H:Quenched and tempered carbon steel heavy hex nuts.

A194 Grade 7:Quenched and tempered alloy steel heavy hex nuts.

A194 Grade 7L:Quenched and tempered alloy steel heavy hex nuts, Charpy impact tested.

A194 Grade 8:Stainless AISI 304 heavy hex nuts.

A194 Grade 8M:Stainless AISI 316 heavy hex nuts.


NOTE: There are other grades of A194. Those listed here are the ones we receive the most requests for. For information on other types, Please contact us.


Element 2, 2H 7 8 (AISI 304) 8M (AISI 316)
Carbon 0.4% min 0.37 - 0.49% 0.08% max 0.08% max
Manganese 1.0% max 0.65 - 1.1% 2.0% max 2.0% max
Phosphorus, max 0.04% 0.04% 0.05% 0.05%
Sulfur, max 0.05% 0.04% 0.03% 0.03%
Silicon 0.40% max 0.15 - 035% 1.0% max 1.0% max
Chromium   0.75 - 1.2% 18.0 - 20.0% 16.0 - 18.0%
Nickel     8.0 - 11.0% 10.0 - 14.0%
Molybdenum   0.15 - 0.25%   2.0 - 3.0%


Grade Marking Size Tempering Temp.Fahrenheit Proof Load Stress, ksi Hardness Brinell
Min Max
2 2 1/4" - 4" 0 150 159 352
2H 2H 1/4" - 1-1/2" 850 175 248 327
2H 2H 1-1/2" - 4" 850 175 212 327
7 7 1/4" - 4" 1100 175 248 327
8 8 1/4" - 4" - 80 126 300
8M 8M 1/4" - 4" - 80 126 300


The markings shown for all grades of A194 nuts are for cold-formed and hot-forged nuts. When nuts are machined from bar stock, the nut must additionally be marked with the letter B. The letters H & M indicate heat-treated nuts.
Properties shown are those of coarse and 8-pitch thread heavy hex nuts.


                          ASTM A194 Hex Head Nut 1

Contact Details
Shanghai Powermax Fastener Co., Ltd.

Contact Person: Mr. Frank

Tel: 18516086900

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