Seize Resistant Coated B7 Studs

B7 Stud

Metal Coatings Corp. maintains a huge stock of seize resistant coated B7 studs. Available for same-day shipping in a wide variety of sizes, each is expertly coated with the proprietary FluoroKote #1® fluoropolymer coating process that offers easier assembly, fights corrosion and prevents seizing and galling. FluoroKote #1® seize resistant coated B7 studs have resolved many corrosive environment problems across the oil & gas, petrochemical, and waterworks industries. Pre-coated studs are sold to fastener distributors only in keg/box or pallet quantities. 

FluoroKote #1® is engineered to provide exceptional corrosion resistance through a precision-engineered three-stage application process. Unlike standard single-layer treatments, this system utilizes a metallic base coat for primary protection, followed by a specialized adhesion layer, and a high-performance fluoropolymer topcoat.

Why Choose FluoroKote #1® Coated B7 Studs?

Standard B7 studs are highly susceptible to corrosion and "locking" in offshore or chemical processing environments. Our unique three-step coating process transforms standard hardware into high-performance, seize-resistant components:

  • Corrosion-Resistant Base Coat: A metallic-rich primer that provides the first line of defense against oxidation.
  • Adhesion Coating: A specialized bonding layer that ensures the topcoat remains intact under high-torque conditions.
  • Fluoropolymer Topcoat: A PTFE-based finish that provides a low coefficient of friction (0.05 to 0.10), facilitating accurate tensioning and effortless removal.

FluoroKote #1 Brochure

Pre-Coated B7 Stud Box Quantities
Item NumberItem DescriptionBox Quantity
0500-0200 CS1/2-13 X 2 B7 Coated Stud (EtoE)2480
0500-0225 CS1/2-13 X 2 1/4 B7 Coated Stud (EtoE)2204
0500-0250 CS1/2-13 X 2 1/2 B7 Coated Stud (EtoE)1984
0500-0275 CS1/2-13 X 2 3/4 B7 Coated Stud (EtoE)1804
0500-0300 CS1/2-13 X 3 B7 Coated Stud (EtoE)1652
0500-0325 CS1/2-13 X 3 1/4 B7 Coated Stud (EtoE)1524
0500-0350 CS1/2-13 X 3 1/2 B7 Coated Stud (EtoE)1416
0500-0375 CS1/2-13 X 3 3/4 B7 Coated Stud (EtoE)1324
0500-0400 CS1/2-13 X 4 B7 Coated Stud (EtoE)1240
0500-0425 CS1/2-13 X 4 1/4 B7 Coated Stud (EtoE)1168
0500-0450 CS1/2-13 X 4 1/2 B7 Coated Stud (EtoE)1100
0500-0475 CS1/2-13 X 4 3/4 B7 Coated Stud (EtoE)1044
0500-0500 CS1/2-13 X 5 B7 Coated Stud (EtoE)992
0500-0525 CS1/2-13 X 5 1/4 B7 Coated Stud (EtoE)944
0500-0550 CS1/2-13 X 5 1/2 B7 Coated Stud (EtoE)900
0500-0575 CS1/2-13 X 5 3/4 B7 Coated Stud (EtoE)864
0500-0600 CS1/2-13 X 6 B7 Coated Stud (EtoE)828
0625-0250 CS5/8-11 X 2 1/2 B7 Coated Stud (EtoE)1260
0625-0275 CS5/8-11 X 2 3/4 B7 Coated Stud (EtoE)1140
0625-0300 CS5/8-11 X 3 B7 Coated Stud (EtoE)1044
0625-0325 CS5/8-11 X 3 1/4 B7 Coated Stud (EtoE)964
0625-0350 CS5/8-11 X 3 1/2 B7 Coated Stud (EtoE)896
0625-0375 CS5/8-11 X 3 3/4 B7 Coated Stud (EtoE)836
0625-0400 CS5/8-11 X 4 B7 Coated Stud (EtoE)784
0625-0425 CS5/8-11 X 4 1/4 B7 Coated Stud (EtoE)736
0625-0450 CS5/8-11 X 4 1/2 B7 Coated Stud (EtoE)696
0625-0475 CS5/8-11 X 4 3/4 B7 Coated Stud (EtoE)660
0625-0500 CS5/8-11 X 5 B7 Coated Stud (EtoE)628
0625-0525 CS5/8-11 X 5 1/4 B7 Coated Stud (EtoE)596
0625-0550 CS5/8-11 X 5 1/2 B7 Coated Stud (EtoE)568
0625-0575 CS5/8-11 X 5 3/4 B7 Coated Stud (EtoE)544
0625-0600 CS5/8-11 X 6 B7 Coated Stud (EtoE)520
0625-0625 CS5/8-11 X 6 1/4 B7 Coated Stud (EtoE)500
0625-0650 CS5/8-11 X 6 1/2 B7 Coated Stud (EtoE)480
0625-0675 CS5/8-11 X 6 3/4 B7 Coated Stud (EtoE)464
0625-0700 CS5/8-11 X 7 B7 Coated Stud (EtoE)448
0625-0725 CS5/8-11 X 7 1/4 B7 Coated Stud (EtoE)432
0625-0750 CS5/8-11 X 7 1/2 B7 Coated Stud (EtoE)408
0625-0775 CS5/8-11 X 7 3/4 B7 Coated Stud (EtoE)384
0625-0800 CS5/8-11 X 8 B7 Coated Stud (EtoE)360
0750-0300 CS3/4-10 X 3 B7 Coated Stud (EtoE)712
0750-0325 CS3/4-10 X 3 1/4 B7 Coated Stud (EtoE)656
0750-0350 CS3/4-10 X 3 1/2 B7 Coated Stud (EtoE)608
0750-0375 CS3/4-10 X 3 3/4 B7 Coated Stud (EtoE)568
0750-0400 CS3/4-10 X 4 B7 Coated Stud (EtoE)532
0750-0425 CS3/4-10 X 4 1/4 B7 Coated Stud (EtoE)500
0750-0450 CS3/4-10 X 4 1/2 B7 Coated Stud (EtoE)472
0750-0475 CS3/4-10 X 4 3/4 B7 Coated Stud (EtoE)448
0750-0500 CS3/4-10 X 5 B7 Coated Stud (EtoE)428
0750-0525 CS3/4-10 X 5 1/4 B7 Coated Stud (EtoE)404
0750-0550 CS3/4-10 X 5 1/2 B7 Coated Stud (EtoE)388
0750-0575 CS3/4-10 X 5 3/4 B7 Coated Stud372
0750-0600 CS3/4-10 X 6 B7 Coated Stud (EtoE)356
0750-0625 CS3/4-10 X 6 1/4 B7 Coated Stud (EtoE)340
0750-0650 CS3/4-10 X 6 1/2 B7 Coated Stud (EtoE)328
0750-0675 CS3/4-10 X 6 3/4 B7 Coated Stud (EtoE)316
0750-0700 CS3/4-10 X 7 B7 Coated Stud (EtoE)304
0750-0725 CS3/4-10 X 7 1/4 B7 Coated Stud (EtoE)292
0750-0750 CS3/4-10 X 7 1/2 B7 Coated Stud (EtoE)284
0750-0775 CS3/4-10 X 7 3/4 B7 Coated Stud (EtoE)276
0750-0800 CS3/4-10 X 8 B7 Coated Stud (EtoE)268
0750-0825 CS3/4-10 X 8 1/4 B7 Coated Stud (EtoE)252
0750-0850 CS3/4-10 X 8 1/2 B7 Coated Stud (EtoE)240
0750-0875 CS3/4-10 X 8 3/4 B7 Coated Stud (EtoE)228
0750-0900 CS3/4-10 X 9 B7 Coated Stud (EtoE)216
0875-0400 CS7/8-9 X 4 B7 Coated Stud (EtoE)388
0875-0425 CS7/8-9 X 4 1/4 B7 Coated Stud (EtoE)368
0875-0450 CS7/8-9 X 4 1/2 B7 Coated Stud (EtoE)344
0875-0475 CS7/8-9 X 4 3/4 B7 Coated Stud (EtoE)328
0875-0500 CS7/8-9 X 5 B7 Coated Stud (EtoE)312
0875-0525 CS7/8-9 X 5 1/4 B7 Coated Stud (EtoE)296
0875-0550 CS7/8-9 X 5 1/2 B7 Coated Stud (EtoE)284
0875-0575 CS7/8-9 X 5 3/4 B7 Coated Stud (EtoE)272
0875-0600 CS7/8-9 X 6 B7 Coated Stud (EtoE)260
0875-0625 CS7/8-9 X 6 1/4 B7 Coated Stud (EtoE)248
0875-0650 CS7/8-9 X 6 1/2 B7 Coated Stud (EtoE)240
0875-0675 CS7/8-9 X 6 3/4 B7 Coated Stud (EtoE)232
0875-0700 CS7/8-9 X 7 B7 Coated Stud (EtoE)224
0875-0725 CS7/8-9 X 7 1/4 B7 Coated Stud (EtoE)216
0875-0750 CS7/8-9 X 7 1/2 B7 Coated Stud (EtoE)208
0875-0775 CS7/8-9 X 7 3/4 B7 Coated Stud (EtoE)200
0875-0800 CS7/8-9 X 8 B7 Coated Stud (EtoE)196
0875-0825 CS7/8-9 X 8 1/4 B7 Coated Stud (EtoE)188
0875-0850 CS7/8-9 X 8 1/2 B7 Coated Stud (EtoE)184
0875-0875 CS7/8-9 X 8 3/4 B7 Coated Stud (EtoE)176
0875-0900 CS7/8-9 X 9 B7 Coated Stud (EtoE)172
0875-1200 CS7/8-9 X 12 B7 Coated Stud (EtoE)130
1875-1400 CS1 7/8-8 X 14 B7 Coated Stud (EtoE)20
Inventory of coated B7 studs

Frequently Asked Questions

How does the coating affect the torque requirements during installation?
Because the FluoroKote #1® coating significantly reduces the coefficient of friction compared to bare or galvanized steel, torque requirements are typically lower. We recommend referring to our technical torque charts to ensure proper bolt tensioning without over-tightening.

Can I purchase B7 studs in individual quantities?
As a high-volume provider, Metal Coatings Corp. sells pre-coated studs specifically to fastener distributors in keg, box, or pallet quantities. This allows us to maintain a massive inventory for same-day shipping on bulk orders.

Is the coating resistant to chemical exposure?
Yes, the fluoropolymer topcoat in our FluoroKote #1® process provides excellent resistance to a wide range of chemicals, including acids, salts, and various solvents, making them ideal for chemical processing plants and marine environments.

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