
ASTM A193 B8 Bolts Overview
| Grade | ASTM A193 B8 Bolts |
|---|---|
| Threads Specification | UNC, UNF-3B, 8UN, UNJF-3A, NPT, UNEF, UNS, UNF, BSF, BSW, NPTF, Metric Fine, Metric Course |
| Manufacturing Standard | ANSI B1.1, ASME B18.2.1, ASME B18.6.3, GB5783, IS:1364, BS 3692, UNI 5737 |
| DIN Standard | DIN 933, DIN 931, DIN 912, DIN 934, DIN 6923, DIN 603, DIN 7981, DIN 970, DIN916, DIN 7982, DIN 7985, DIN 913 |
| Standard Sizes (mm) | M4, M5, M6, M8, M10, M12, M14, M16, M20, M24, M27, M30, M36 |
| ISO Standard | ISO 4017, ISO 4033, ISO 4032, ISO 4014, ISO 7380 |
A193 B8 Hex Bolt and SA 193 Gr B8 Socket Head Cap Screws suppliers in UAE
ASTM A193 B8 Bolts Specification
Metric Sizes : M2 – M160, 3/4″ – 1-1/2″
Heads : Round, Square, Hex Head, Hex Flange, T-head, Triangular, Flat
ASTM A193 B8 Fasteners Type : Nuts, Washers, Hex Bolts, Screws
Make: Sundaram, UNBRAKO, TVS, PFL, LPS, Fischer, BOSSARD, BOLTMASTER, DFL, VIF
Buy Directly from ASTM A193 B8 Bolts suppliers in UAE
100% Tested ASTM A193 B8 Bolts with MTC EN 10204/3.1
What is ASTM process of SA 193 b8 material ?
- Cold Forged
- CNC & Machining
- Custom
- Hot Forged
B8 stainless steel bolts and ASTM A193 B8 Hex Cap Screws as per ISO 4017/ ISO 4014, check SA 193 b8 material price and specification
ASTM A193 B8 Bolts Dimension Chart

| Nominal Diameter (D) (Inch) | Body Diameter (D) | Head Height (H) | Across the Corners | Across the Flats (F) | Thread Lengths (T) | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Max. | Min. | Max. | Min. | Max. | Min. | Max. | Min. | > 6” | < 6” | |
| 2 1/4 | 2.305 | 2.214 | 1.548 | 1.327 | 4.041 | 3.862 | 3.5 | 3.388 | 5 | 4.75 |
| 2 | 2.039 | 1.964 | 1.388 | 1.175 | 3.608 | 3.449 | 3.125 | 3.025 | 4.5 | 4.25 |
| 1 3/4 | 1.785 | 1.716 | 1.196 | 1.054 | 3.175 | 3.035 | 2.75 | 2.662 | 4 | 3.75 |
| 1 1/2 | 1.531 | 1.47 | 1.036 | 0.902 | 2.742 | 2.622 | 2.375 | 2.3 | 3.5 | 3.25 |
| 1 3/8 | 1.404 | 1.345 | 0.94 | 0.81 | 2.526 | 2.416 | 2.188 | 2.119 | 3.25 | 3 |
| 1 1/4 | 1.277 | 1.223 | 0.876 | 0.749 | 2.309 | 2.209 | 2 | 1.938 | 3 | 2.75 |
| 1 1/8 | 1.149 | 1.098 | 0.78 | 0.658 | 2.093 | 2.002 | 1.812 | 1.756 | 2.75 | 2.5 |
| 3 | 3.081 | 2.961 | 2.06 | 1.815 | 5.34 | 5.102 | 4.625 | 4.475 | 6.5 | 6.25 |
| 2 3/4 | 2.827 | 2.711 | 1.869 | 1.632 | 4.907 | 4.688 | 4.25 | 4.112 | 6 | 5.75 |
| 2 1/2 | 2.559 | 2.461 | 1.708 | 1.479 | 4.474 | 4.275 | 3.875 | 3.75 | 5.5 | 5.25 |
| 1 | 1.022 | 0.976 | 0.7 | 0.591 | 1.876 | 1.796 | 1.625 | 1.575 | 2.5 | 2.25 |
| 7/8 | 0.895 | 0.852 | 0.604 | 0.531 | 1.66 | 1.589 | 1.438 | 1.394 | 2.25 | 2 |
| 3/4 | 0.768 | 0.729 | 0.524 | 0.455 | 1.443 | 1.383 | 1.25 | 1.212 | 2 | 1.75 |
| 5/8 | 0.642 | 0.605 | 0.444 | 0.378 | 1.227 | 1.175 | 1.062 | 1.031 | 1.75 | 1.5 |
| 1/2 | 0.515 | 0.482 | 0.364 | 0.302 | 1.01 | 0.969 | 0.875 | 0.85 | 1.5 | 1.25 |
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How Can You Ensure The Quality of ASTM A193 Gr 8 J Bolts ?
- Certification
- Selection of Material
- Qualities Process Control
- Feedback of Customer
- Workforce is Skill
- Regular Test
Check Available Materials of ASTM A193 B8 Bolts
Check Out Your Nearby Locations For Fastest Deliveries
| Africa | Kenya, Nigeria, Egypt, Algeria, Morocco, South Africa, Tunisia |
|---|---|
| Middle East countries | UAE, Kuwait, Lebanon, Bahrain, Iran, Qatar, Iraq, Jordan, Syria, Yemen, Saudi |
| MENA | Tunisia, Morocco, Palestine, Algeria, Libya, Israel, Egypt |
A193 gr 8 Heavy Hex Bolts and SA 193 B8 Eye Bolt for hazardous & critical applications, check B8 bolt material threads
A193 Gr 8 Heavy Hex Bolts Applications
Find ASTM A193 B8 Bolts Suppliers in UAE, Offers a Various Industrial Applications.

View ASTM A193 B8 Bolts Suppliers in UAE, Provides an Outstanding Weight Chart for Bolts.
| Nominal Bolt Diameter (Inch) | Weight in Kg (per Inch) |
|---|---|
| 1 | 2.18 |
| 7/8 | 1.63 |
| 3/4 | 1.21 |
| 5/8 | 0.82 |
| 9/16 | 0.66 |
| 1/2 | 0.51 |
| 7/16 | 0.38 |
| 3/8 | 0.26 |
| 5/16 | 0.18 |
| 1/4 | 0.11 |
Which is stronger UNF or UNC B8 Stainless Steel Bolts ?
- UNF has an large area of tensile stress & more thread engage which carries high tensile load
Give order directly to A193 B8 Socket Head Bolts and SA 193 Gr B8 Flange Bolts manufacturers in UAE & enjoy factory prices, check which testing required for A193 b8 socket head cap screw
ASTM A193 B8 Bolts Most Common Types

ASTM A193 B8 Bolts

A193 gr 8 Hex Bolts

A193 B8 Heavy Hex Bolts

SA 193 B8 Hex Cap Screws

A193 Gr B8 Socket Head Bolts

ASTM B8 Eye Bolt

ASTM A193 Grade B8 Socket Head Cap Screws

ASTM A 193 GR B8 Anchor Bolts

SA 193 Gr B8 Square Bolts

SA193 B8 Flange Bolts

B8 Stainless Steel Carriage Bolts

ASTM A193 gr B8 Machine Bolts

ASTM A193 gr 8 U Bolts

A193 B8 SS 304 Heavy Hex Head Bolt

A193 B8 Stainless Steel J Bolts

ASTM A193 Grade B8 Stainless Steel Anchor Rods
Technical Consultant are Placed in Below Locations to Resolve All Technical Query
| Region | City | Country |
|---|---|---|
| Middle East | Abu Dhabi | United Arab Emirates |
| Africa | Lagos | Nigeria |
| Middle East | Doha | Qatar |
| Africa | Johannesburg | South Africa |
| MENA | Cairo | Egypt |
| Middle East | Dubai | United Arab Emirates |
| Africa | Cape Town | South Africa |
| Middle East | Dammam | Saudi Arabia |
| MENA | Casablanca | Morocco |
| Middle East | Riyadh | Saudi Arabia |
| Africa | Abuja | Nigeria |
| Middle East | Kuwait City | Kuwait |
We stock ASTM A193 B8 Bolts from world-class producers like Dubai and Fujairah.
Torque Chart of A193 Gr B8 Hex Bolts
Check ASTM A193 B8 Bolts Suppliers in UAE, Gives Great Torque Chart for Bolts.
| Nominal Diameter (Inch) | Torque (nm) | ||
|---|---|---|---|
| 30% | 70% | 100% | |
| 3 | 1748 | 4078 | 5826 |
| 2¾ | 1337 | 3118 | 4454 |
| 2½ | 994 | 2317 | 3311 |
| 2¼ | 717 | 1673 | 2389 |
| 2 | 496 | 1157 | 1653 |
| 1⅞ | 404 | 944 | 1348 |
| 1¾ | 325 | 761 | 1086 |
| 1⅝ | 259 | 603 | 862 |
| 19/16 | 228 | 531 | 759 |
| 1½ | 334 | 778 | 1113 |
| 1⅜ | 252 | 590 | 843 |
| 1¼ | 243 | 565 | 808 |
| 1⅛ | 172 | 403 | 575 |
| 1 | 145 | 338 | 483 |
| 7/8 | 96 | 225 | 321 |
| 3/4 | 75 | 175 | 249 |
| 5/8 | 42 | 99 | 141 |
| 9/16 | 31 | 72 | 102 |
| 1/2 | 22 | 49 | 71 |
ASTM A193 Grade B8 Anchor Bolts and A193 B8 SS 304 Anchor Rods with Axial and Wedge Tensile Testing, compare B8 Stainless Steel Machine Bolts proof load and tensile strength
ASTM A 193 Gr B8 Square Bolts Testing Requirements
- Material Tensile Testing
- Non-Destructive Evaluation
- Hardness Test
- Ultrasonic Tension
- Corrosion Tested
- Impact Test
Tensile Strength for B8 Stainless Steel Bolts
| Grade | Sizes (Inches) | Tensile Strength (Ksi) min. |
|---|---|---|
| B8 Cl 2 | 7/8 – 1 | 115 |
| 1-1/8 – 1-1/4 | 105 | |
| 1-3/8 – 1-1/2 | 100 | |
| Upto 3/4 | 125 | |
| B8 Cl 1 | All Sizes | 75 |
Our Wide Clientele in Following Locations
| Country | Cities |
|---|---|
| Belgium | Meeuwen-Gruitrode |
| Netherlands | Eindhoven |
| Belgium | Antwerp |
| Belgium | Seraing |
| Netherlands | Amsterdam |
| Belgium | Westerlo |
| Netherlands | The Hague |
| Belgium | Leuven |
| Netherlands | Rotterdam |
| Belgium | Brussels |
| Netherlands | Haarlem |
| Belgium | Ghent |
B8 Stainless Steel Machine Bolts Chemical Composition
| Grade | Manganese (Mn) | Sulfur (S) | Chromium (Cr) | Carbon (C) | Phosphorus (P) | Silicon (Si) |
|---|---|---|---|---|---|---|
| ASTM A193 B8 | 2.0% | 0.030% | 18% – 20% | 0.08% | 0.045% | 1% |
Mechanical Properties of A193 B8 Socket Head Cap Screw
| Grade | Sizes (Inches) | Yield Sterngth (Ksi) min. | RA (min.) | Elongnation (min.) |
|---|---|---|---|---|
| B8 Cl 2 | 7/8 – 1 | 80 | 35% | 15% |
| 1-1/8 – 1-1/4 | 65 | 35% | 20% | |
| 1-3/8 – 1-1/2 | 50 | 45% | 28% | |
| Upto 3/4 | 100 | 35% | 12% | |
| B8 Cl 1 | All | 30 | 50% | 30% |
Sa 193 B8 Material Physical Properties
| Grade | Elastic Modulus | Mean Coeff of Thermal | Electrical Resistivity | Density | Thermal Conductivity | Specific Heat | |||
|---|---|---|---|---|---|---|---|---|---|
| ASTM A193 Grade B8 | Gpa | Expansion(μm/m/°C) | (nΩ.m) | (Kg/m3) | (W/m.K) | 0-100°C | |||
| 193 | 17.9 | 18.4 | 18.8 | 77 | 8060 | 9.4 | 17 | 530 | |
What is the Melting Point of ASTM A193 B8 Hex Cap Screws ?
- The Melting Point of ASTM A193 B8 Hex Cap Screws is Upto 1400°C – 1450°C
Limitations of using ASTM A193 Gr B8 Heavy Hex Head Bolt in marine environment

See Where You Can Find Material Ex Stock
| Dubai | Ras Al Khaimah | Muscat | Riyadh |
|---|---|---|---|
| Umm Al Quwain | Doha | Sharjah | Fujairah |
| Abu Dhabi | Ajman | Saudi Arabia | Al Jubail |


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