Stainless Steel 304/304L/304H Bolts, Stainless Steel 304/304L/304H Hex Bolt, Stainless Steel 304/304L/304H Heavy Hex Bolts, UNS S30400, S30403, S30409 J Bolts, WNR. 1.4301, 1.4307, 1.4948 Bolts, ASTM F593 Stainless Steel 304/304L/304H Machine Bolts, ASME SF 593 304/304L/304H Stainless Steel U Bolts
ASTM A193 304L Stainless Steel Machine Bolt, Stainless Steel 304 Full Threaded Bolt, Stainless 304H Fasteners, SS 304L Heavy Hex Nuts Stockist, Stainless Steel 304 Hex Nuts, X2CrNi18-9 Stainless Steel Hex Washers, Stainless Steel 304 Hex Bolts, Stainless Steel 304H Fasteners, 304 Stainless Steel Threaded Rod, SS 304H Sleeve Anchor Bolts, SS 304L Flange Bolts, SS 304L Dome Washers, Stainless Steel 304H Socket Set Screws Manufacturer in India.
Neelkamal Alloys LLP is known manufacturer of SS 304 / 304H / 304L Fasteners, which additionally has proven right formability in a lot of fabrications.
It has high-quality corrosion resistance to an extensive sort of media, with amazing resistance to pitting and crevice corrosion in seawater and different chloride containing environments. Properties of such Stainless Steel UNS S30400 Fasteners encompass toughness, excessive energy, and corrosion resistance in a huge quantity of natural and inorganic acids.
Meanwhile, answer remedy or annealing may be performed by means of speedy cooling after heating to round 1100 Degree C. Stainless Steel UNS S30403 Fasteners are regularly utilized in Chemical Process Industry, which include for Sulphuric Acid Production, Nitric Acid Processes, Phosphoric Acid Processes, Ethylene oxide, and Polypropylene Production.
Ready Stock of X2CrNi18-9 Stainless Steel Washers, ASTM F593 304 Stainless Steel Structural Bolts, WerkStoff Nr. 1.4306 Fasteners, SUS 304L Socket Head Screws, Buy Stainless Steel 304/304L Fasteners, X5CrNi18-10 SS Foundation Bolts, SUS 304 Dome Washer, 304 SS Hex Nuts, SS 304L Heavy Hex Nuts, INOX 1.4301 Fasteners, Stainless Steel 304L Washer, Stainless Steel 304 Split Washers, ASME SF593 304 Stainless Steel Half Threaded Bolts Supplier in Mumbai, India.
Quick Section Links
- What is Stainless Steel 304/304L/304H Fasteners?
- Stainless Steel 304/304L/304H Fasteners Specifications
- Types of Stainless Steel 304/304L/304H Fasteners
- 304/304L/304H Stainless Steel Fasteners Equivalent Grades
- 304/304L/304H Stainless Steel Fasteners Price List
- 304/304L/304H Stainless Steel Pipe Fasteners Chemical Composition
- Stainless Steel 304/304L/304H Fasteners Mechanical Properties
- Stainless Steel 304/304H/304L Fasteners Standard
- SS 304/304L/304H Hex Bolt Dimensions
- SS 304/304L/304H Nuts Dimensions
- ANSI/ASME Standards Fasteners(Inch Series)
- Other Types of Grade 304/304L/304H Stainless Steel Fasteners in Stock
They also are utilized in Equipment Handling Organic and Fatty Acids, Chemical Storage and Tankers, Heat Exchangers, etc. Stainless Steel UNS S30409 Fasteners is truly greater tough to device and so usually has a better corrosion resistance as compared to the austenite steels. They are regularly utilized in Power Generation, Aerospace Industry, Nuclear Industry, Chemical Industry, and greater.
They are easily processed by means of using the excellent grade copper and up to date generation for that reason with ongoing developments of market. Low thermal conductivity of austenitic alloys consequences in warmness concentrating on the reducing edges. Stainless Steel WNR 1.4301 Fasteners are regularly utilized in Chemical plant, Chemical tanker, Seawater desalination system, Seawater pump, and greater.
Stainless Steel WNR 1.4306 Fasteners have right weldability, in which all popular welding techniques may be used. The excessive energy can pose problems. Even while the device has enough power, allowance have to be made for better spring-again resulting from the grade’s excessive energy.
We keep talent in presenting an advanced variety of fasteners this is pretty identified for its strong construction, longer purposeful lifestyles and excessive tensile energy. Stainless Steel WNR 1.4948 Fasteners are targeted thru intense mechanical and bodily tests, at the side of chemical take a look at and are then cold-drawn at the paperwork via resolute pressure and precise.
Stainless Steel 304/304L/304H Fasteners Specifications
| Fasteners Specifications | ASTM A193 / ASME SA193 |
|---|---|
| Fasteners Length | 3 mm to 200 mm |
| Studs, Bolts, Threads | UNF, BSW, BSF, METRIC, UNC, or as required |
| Fasteners size | Bolt / Screw Size : M3 - M56 | 3/6" to 2" | Custom Sizes Nuts Size : M3 - M56 | 3/6" to 2" | Custom Sizes Washers Size : M3 - M56 | 3/6" to 2" | Custom Sizes Machine Screws Size : M1.6 - M12 Self Tapping Screw Size : No.2 - No. 14 |
| Form of Fasteners | Hex, Threading, Square, Round as per Gauge Etc. |
| Raw materials Source | JSPL, Mukund Steel, Tata Steel, Dhamm Steel, Usha Martin,etc. |
| Threads Configuration | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Certification | Dual Certified As per ASTM & ASME Codes |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Threads | Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically |
| Standard of Fasteners | DIN : DIN 934, DIN 931, DIN 970, DIN 933 UTS : UNEF, NPT, UNC, UNS, UNF, NPTF ISO : JIS standards, ISO 4033, ISO 4032, ANSI – American National Standards Institute ASME B18.5 ANSI B 28.2.4 1M as per defined in ASME B16.5 standard SS 304 Stud Bolt length ANSI B 18.2.4 2M as per defined in ASME B18.2.2 SS 304 Hex nuts |
| Surface Coating | Ptfe Coated Fasteners Phosphate Coating Teflon Coating Zinc Coating Hot Dipped Galvanizing Coating Cadmium Coating Xylon Coating |
| Test Certificate of Bolting | as per EN 10204 / 3.1 Manufacturer Test Certificate |
| Additional Certifications | PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified |
| Production process | M24-M100: hot forging , M2-M24: Cold Froging, for custom-made connecting element machining and CNC |
| Head drive Bolts | Six-Lobe,Phillips,Phillips/Slot, Slotted etc |
| Packing of Fasteners | IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request |
| Fasteners finishing | Stainless steel : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), Stainless Steel, Sherardized, some special one like DACROMET Geometry and Mechanically Applied coating ,Dacroment, nickel plated, anodizing, plated zinc-nickel Zinc (blue, black, yellow, white), black oxide, |
Call +91- 22- 66362225 / +91- 22- 66662225 OR
Email us at sales@neelkamalsteels.com for quick response
Types of Stainless Steel 304/304L/304H Fasteners
SS 304/304L/304H Bolts
SS 304/304L/304H Nuts
Stainless Steel 304/304L/304H Hex Nuts, Stainless Steel 304/304L/304H Heavy Hex Nuts, Stainless Steel 304/304L/304H Coupling Nuts, UNS S30400, S30403, S30409 Nuts, WNR 1.4301, 1.4307, 1.4948 Nuts, ASTM F594 Stainless Steel 304/304L/304H Wing Nuts, ASME SF 594 304/304L/304H Stainless Steel Square Nuts
SS 304/304L/304H Screw
Stainless Steel 304/304L/304H Screw, Stainless Steel 304/304L/304H Hex Head Cap Screws, Stainless Steel 304/304L/304H Hex Head Screws, UNS S30400, S30403, S30409 Screw, WNR. 1.4301, 1.4307, 1.4948 Screw, ASTM F593 Stainless Steel 304/304L/304H Socket Cap Screw, ASME SF 593 304/304L/304H SS Socket Head Cap Screws
SS 304/304L/304H Washers
Stainless Steel 304/304L/304H Square Washer, Stainless Steel 304/304L/304H Spring Washers, Stainless Steel 304/304L/304H Ogee Washers, UNS S30400, S30403, S30409 Washers, WNR. 1.4301, 1.4307, 1.4948 Washers, ASTM F593 Stainless Steel 304/304L/304H Dome Washer, ASME SF 593 304/304L/304H SS Hexagonal Washer
SS 304/304L/304H Stud Bolts
Stainless Steel 304/304L/304H Stud, Stainless Steel 304/304L/304H Threaded Rod, Stainless Steel 304/304L/304H Full Threaded Bolts, UNS S30400, S30403, S30409 Stud, WNR. 1.4301, 1.4307, 1.4948 Stud Bolts, ASTM F593 SS 304/304L/304H Half Threaded Stud Bolts, ASME SF 593 304/304L/304H Stainless Steel Stud
SS 304/304L/304H Anchor Bolt
Stainless Steel 304/304L/304H Anchor Bolts, Stainless Steel 304/304L/304H Anchor Bolts, Stainless Steel 304/304L/304H Sleeve Anchor Bolt, UNS S30400, S30403, S30409 Anchor Bolt, WNR. 1.4301, 1.4307, 1.4948 Anchor Bolts, ASTM F593 SS 304/304L/304H Bullet Type Anchor, ASME SF 593 304/304L/304H Stainless Steel Anchor Bolts
304/304L/304H Stainless Steel Fasteners Equivalent Grades
| AISI Grade Equivalent | JIS Equivalent | Stainless Steel Notation | EN/DIN Numerical Equivalent | UNS designation |
EN/DIN Symbolical Equivalent |
| AISI 304 | SUS304 | SS 304 | EN 1.4301 | UNS S30400 | X4CrNi18-10 |
| AISI 304L | SUS304L | SS 304L | EN 1.4307 | UNS S30403 | X2CrNi18-9 |
| AISI 304H | SUS304H | SS 304H | EN 1.4948 | UNS S30409 | X2CrNiN18-10 |
Stainless Steel 304/304L/304H Fasteners Price List
Contact us or click on request a quote button to get our competitive prices for 304/304L/304H Stainless Steel Fasteners. Neelkamal Alloys LLP maintain the large inventory of high quality Stainless Steel 304/304L/304H Fasteners for sale to our clients throughout globally.
Stainless Steel 304/304L/304H Fasteners Chemical Composition
| Grade | C | MN | Si | P | S | Cr | Mo | Ni | N |
| 304 | 0.08 Max | 2.0 Max | 0.75 Max | 0.045 Max | 0.030 Max | 18.0 Min 2.0 Max |
- | 8.0 Min 10.5 Max |
0.10Max |
| 304L | 0.030 Max | 2.0 Max | 0.75 Max | 0.045 Max | 0.030 Max | 18.0 Min 12.0 Max |
- | 8.0 Min 10.5 Max |
0.10Max |
| 304H | 0.04 Min 0.10 |
2.0 Max | 0.75 Max | 0.045 Max | 0.030 Max | 18.0 Min 12.0 Max |
- | 8.0 Min 10.5 Max |
- |
Stainless Steel 304/304L/304H Fasteners Mechanical Properties
| Grade | Tensile Strength (Mpa) Min |
Yield Strenght 0.2% Proof (MPa) Min |
Elognation (%in 50mm) min |
Hardness | ||
| Rockwell B (HR B) Max |
Brinell (HB) Max |
|||||
| 304 | 515 | 205 | 40 | 92 | 201 | |
| 304L | 485 | 170 | 40 | 92 | 201 | |
| 304H | 515 | 205 | 40 | 92 | 201 | |
Stainless Steel 304/304H/304L Fasteners Standard
| Hexagon Bolt / Set Screws | Stud Bolt | Hexagon Nuts | Socket Cap screws |
|---|---|---|---|
| DIN 931 | BS4882 | DIN 934 | DIN 912 |
| DIN 933 | DIN 976 | BS 1768 | DIN 6912 |
| BS 1768 | BS 1769 | DIN 7984 | |
| UNI 5731 | BS 1083 | ANSI B18.3 | |
| UNI 5739 | BS 3692 | ISO 4762 | |
| ISO 4014 | ISO 4032 | UNI 5931 | |
| ISO 4017 | ISO 4033 | BS 2470 | |
| BS 1769 | ANSI B18.2.2 | BS 4168 | |
| BS 3692 | |||
| ANSI B18.2.1 | |||
| Socket & Slotted Set Screws | Socket & Slotted Countersunk Screws | Studs | Washers |
| DIN 913 | DIN 963 | DIN 938 | DIN 125 |
| DIN 914 | DIN 7991 | DIN 939 | DIN 9021 |
| DIN 915 | BS 4168 | DIN 2510 | BS 4320 |
| DIN 916 | BS 1981 | BS 4439 | BS 3410 |
| DIN 551 | BS 483 | BS 2693 | |
| DIN 553 | BS 2470 | Spring Washers | |
| DIN 438 | DIN 127 | ||
| BS 4168 | BS 4464 | ||
| BS 1802 |
SS 304/304L/304H Hex Bolt Dimensions
| Nominal Size (D) | Body Diameter | Head Thickness ASTM A193 | Acro ASTM A193 The Flats | Acro ASTM A193 Corners | ||||
|---|---|---|---|---|---|---|---|---|
| D (MAX) | D (MIN) | H (MAX) | H (MIN) | F (MAX) | F (MIN) | C (MAX) | C (MIN) | |
| m10 | 10.00 | 9.78 | 6.63 | 6.17 | 17.00 | 15.73 | 18.48 | 17.77 |
| m12 | 12.00 | 11.73 | 7.76 | 4.24 | 19.00 | 17.73 | 20.78 | 20.03 |
| m14 | 14.00 | 13.73 | 9.09 | 8.51 | 22.00 | 20.67 | 24.25 | 23.35 |
| m16 | 16.00 | 15.73 | 10.32 | 9.68 | 24.00 | 23.67 | 27.71 | 26.75 |
| m20 | 20.00 | 19.67 | 12.88 | 12.12 | 30.00 | 29.16 | 34.64 | 32.95 |
| m24 | 24.00 | 23.67 | 15.44 | 14.56 | 36.00 | 35.00 | 41.57 | 39.55 |
| m30 | 30.00 | 29.67 | 19.48 | 17.92 | 46.00 | 45.00 | 53.12 | 50.85 |
| m36 | 36.00 | 35.61 | 23.38 | 21.63 | 55.00 | 53.80 | 63.51 | 60.79 |
| m42 | 42.00 | 41.38 | 26.97 | 25.03 | 65.00 | 62.90 | 75.06 | 71.71 |
| m48 | 48.00 | 47.38 | 31.07 | 28.93 | 75.00 | 72.60 | 86.60 | 82.76 |
| m56 | 56.00 | 55.26 | 36.2 | 33.80 | 85.00 | 82.20 | 98.15 | 93.71 |
| m64 | 64.00 | 63.26 | 41.32 | 38.68 | 95.00 | 91.80 | 109.70 | 104.65 |
| m72 | 72.00 | 71.26 | 46.45 | 43.55 | 105.00 | 101.40 | 121.24 | 115.60 |
| m80 | 80.00 | 79.26 | 51.58 | 48.42 | 115.00 | 111.00 | 132.72 | 126.54 |
| m90 | 90.00 | 89.13 | 57.74 | 54.26 | 130.00 | 125.50 | 150.11 | 143.07 |
| m100 | 90.00 | 99.13 | 63.9 | 60.10 | 145.00 | 140.00 | 167.43 | 159.60 |
SS 304/304L/304H Nuts Dimensions
| Nominal Size or Basic Major Thread Diameter | F | G | H | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Width Across Flats | Width Across Corners | Thickness | |||||||
| Basic | Max | Min | Max | Min | Basic | Max | Min | ||
| 1/4 | .2500 | 1/2 | .500 | .488 | .577 | .556 | 15/64 | .250 | .218 |
| 5/16 | .3125 | 9/16 | .562 | .546 | .650 | .622 | 19/64 | .314 | .280 |
| 3/8 | .3750 | 11/16 | .688 | .669 | .794 | .763 | 23/64 | .377 | .341 |
| 7/16 | .4375 | 3/4 | .750 | .728 | .866 | .830 | 27/64 | .441 | .403 |
| 1/2 | .5000 | 7/8 | .875 | .850 | 1.010 | .969 | 31/64 | .504 | .464 |
| 9/16 | .5625 | 15/16 | .938 | .909 | 1.083 | 1.037 | 35/64 | .568 | .526 |
| 5/8 | .6250 | 1-1/16 | 1.062 | 1.031 | 1.227 | 1.175 | 39/64 | .631 | .587 |
| 3/4 | .7500 | 1-1/4 | 1.250 | 1.212 | 1.443 | 1.382 | 47/64 | .758 | .710 |
| 7/8 | .8750 | 1-7/16 | 1.438 | 1.394 | 1.660 | 1.589 | 55/64 | .885 | .833 |
| 1 | 1.0000 | 1-5/8 | 1.325 | 1.575 | 1.876 | 1.796 | 63/64 | 1.012 | .956 |
| 1-1/8 | 1.1250 | 1-13/16 | 1.812 | 1.756 | 2.093 | 2.002 | 1-7/64 | 1.139 | 1.079 |
| 1-1/4 | 1.2500 | 2 | 2.000 | 1.938 | 2.309 | 2.209 | 1-7/32 | 1.251 | 1.187 |
| 1-3/8 | 1.3750 | 2-3/16 | 2.188 | 2.119 | 2.526 | 2.416 | 1-11/32 | 1.378 | 1.460 |
| 1-1/2 | 1.5000 | 2-3/8 | 2.375 | 2.300 | 2.742 | 2.622 | 1-15/32 | 1.505 | 1.433 |
| 1-5/8 | 1.6250 | 2-9/16 | 2.562 | 2.481 | 2.959 | 2.828 | 1-19/32 | 1.632 | 1.556 |
| 1-3/4 | 1.7500 | 2-3/4 | 2.750 | 2.662 | 3.175 | 3.035 | 1-23/32 | 1.759 | 1.679 |
| 2 | 2.0000 | 3-1/8 | 3.125 | 3.025 | 3.608 | 3.449 | 1-31/32 | 2.013 | 1.925 |
| 2-1/4 | 2.2500 | 3-1/2 | 3.500 | 3.388 | 4.041 | 3.862 | 2-13/64 | 2.251 | 2.155 |
| 2-1/2 | 2.5000 | 3-7/8 | 3.875 | 3.750 | 4.474 | 4.275 | 2-29/64 | 2.505 | 2.401 |
| 2-3/4 | 2.7500 | 4-1/4 | 4.250 | 4.112 | 4.907 | 4.688 | 2-45/64 | 2.759 | 2.647 |
| 3 | 3.0000 | 4-5/8 | 4.625 | 4.475 | 5.340 | 5.102 | 2-61/64 | 3.013 | 2.893 |
| 3-1/4 | 3.2500 | 5 | 5.000 | 4.838 | 5.774 | 5.515 | 3-3/16 | 3.252 | 3.124 |
| 3-1/2 | 3.5000 | 5-3/8 | 5.375 | 5.200 | 6.207 | 5.928 | 3-7/16 | 3.506 | 3.370 |
| 3-3/4 | 3.7500 | 5-3/4 | 5.750 | 5.562 | 6.640 | 6.341 | 3-11/16 | 3.670 | 3.616 |
| 4 | 4.0000 | 6-1/8 | 6.125 | 5.925 | 7.073 | 6.755 | 3-15/16 | 4.014 | 3.862 |
ANSI And/Or ASME Standards Stainless Steel 304/304H/304L Fasteners(Inch Series)
| ASME B18.1.1 | Small Solid Rivets | ASME B18.8.1 | Clevis Pins and Cotter Pins |
|---|---|---|---|
| ASME B18.1.2 | Large Rivets | ASME B18.8.2 | Taper Pins, Dowel Pins, Straight Pins, Grooved Pins and Spring Pins |
| ASME B18.2.1 | Square and Hex Bolts and Screws | ASME B18.9 | Plow Bolts |
| ASME B18.2.2 | Square and Hex Nuts | ASME B18.10 | Track Bolts and Nuts |
| ASME B18.2.6 | Fasteners for use in Structural Applications | ASME B18.11 | Miniature Screws |
| ASME B18.3 | Socket Cap, Shoulder and Set Screws | ASME B18.13 | Screws and Washer Assemblies (Sems) |
| ASME B18.5 | Round Head Bolts | ASME B18.15 | Forged Eyebolts |
| ASME B18.6.2 | Slotted Head Cap Screws, Square Head Set Screws, and Slotted Headless Set Screws | ASME B18.17 | Wing Nuts, Thumb Screws and Wing Screws |
| ASME B18.6.3 | Machine Screws and Machine Screws Nuts | ASME B18.21.1 | Lock Washers |
| ASME B18.6.4 | Thread Forming and Thread Cutting Tapping Screws and Metallic Drive Screws | ASME B18.22.1 | Plain Washers |
| ASME B18.7 | General Purpose Semi- Tubular Rivets, Full Tubular Rivets, Split Rivets and Rivet Caps | ASME B18.23.1 | Beveled Washers |
Other Types of Grade 304/304L/304H Stainless Steel Fasteners in Stock
| ASTM F59 Stainless Steel Coupling Nut | UNS S30409 Stainless Steel Wing Nuts |
| 304 Stainless Steel Mushroom Head Square Neck Bolts | SS 304L Allen Cap Screw Stockists |
| ANSI B18.2 Stainless Steel 304H Carriage Bolt | 304L Stainless Steel Flange Bolt |
| Stainless Steel 304L Elevator Bolt | ASTM A193 304L Stainless Steel Machine Bolt |
| Stainless Steel 304L Nuts | 304 Stainless Steel Bolts |
| Stainless Steel 304 Hex Head Bolt | SS UNS S30400 Socket Cap Screw |
| Stainless Steel 304L Flat Washers | Stainless Steel 304H Machine Fasteners Dealer |
| Stainless Steel 304 Hex Set Screw | SS Grade 304L Industrial Fasteners |
| Stainless Steel 304S31 Fasteners Supplier | Type 304H Stainless Bolted Joints |
| SUS 304 Thread Cutting Screw | Stainless Steel 304L Countersunk Washer |
| ASTM A193 Stainless Steel 304 Tooth Lock Washer | Stainless Steel X5CrNi18-10 Ogee Washer |
| 304L Stainless Steel Hex Head Fasteners | Stainless Steel 304 Lag Fasteners |
| Stainless Steel 304 Threaded Rod | 304L SS Flange Lock Nut |
| INOX 1.4301 Particle Board Screw Exporter | Stainless Steel 304H Concrete Screw |
| ASTM A193 Stainless Steel 304 Bolted Joints | 304L Stainless Steel Fastener Supplier |
| ASTM F594 Gr 304 Hex Coupling Nut | INOX 1.4307 SS Hex Domed Cap Nuts Exporter |
| A193 Grade 304L T-Head Bolts | ASTM F593 304 Stainless Steel Structural Bolts |
| 304L Stainless Steel Foundation Bolts | 304 Stainless Steel Double Ended Stud |
| SS 304L Thread Rolling Screw | 304 Stainless Steel Construction screws |
| X5CrNi18-10 SS Square Washer Dealer | Stainless Steel 304H Fasteners Stockist |
| Stainless Steel 304 Fasteners Supplier in Mumbai | SS 304L Fasteners Manufacturer in India |
| Stainless Steel 1.4306 Dock Washer | Stainless Steel EN X2CrNiN18-10 Customized Washer |
| X2CrNi18-9 Stainless Steel Hex Washers | 304 Stainless Steel Split / Lock Washer Supplier |
| SS 304L Hexagonal Washer | Stainless Steel 304H Self Locking Nuts |
| Wrought Austenitic Stainless Steel 304 Fasteners | ASTM F593 304 Fender Washer at Best Price |
| SS X2CrNi18-9 Hanger Bolt Supplier | Suppliers of 304L Stainless Steel Draw Bolt |
| ASME SF593 SS 304H Hanger Bolt | F594 Stainless Steel 304L Flange Lock Nuts |
| SS 1.4948 Square Washer | ASTM A193 304L Stainless Steel Lock Nut |
| ASTM A193 304H Stainless Steel Hex Bolt | ASTM F593 Stainless Steel 304 Foundation Bolts |
