- Standards: ASTM A193 / A194, ASME B18.2.1, DIN 933, ISO 4014, BS 1768
- Size Range: M3 to M100, 1/4″ to 4″
- Thread: UNC, UNF, BSW, Metric, NPT, BSPT
- Grades: SS 304, 304L, 316, 316L, 310, 317L, 321, 347, 904L
- Types: Hex Bolts, Stud Bolts, Nuts, Washers, Screws, Anchor Bolts, Eye Bolts, U-Bolts
- Finish: Plain, Passivated, Electro-Polished, Hot Dip Galvanized
- Origin: Japan, Korea, India, Europe, Germany, Sweden, USA, Taiwan
- MTC: EN 10204 3.1 / 3.2, NABL Lab Reports, Third Party Inspection
- Certifications: Saudi Aramco, ADNOC, SABIC, KNPC Approved Vendors Available
- RFQ: contact@pipingmaterial.sa

Stainless Steel Fasteners Suppliers in Saudi Arabis, Offering SS Bolts at Bewst Price
![]()
- Stainless Steel Fasteners Specification
- Stainless Steel Bolt Torque Chart
- Popular Types of SS Fasteners
- Stainless Steel Rivets Size Chart
- SS Bolt Dimensions as per ASME B18 2.1
- Stainless Steel Fasteners Applications
- How to Select the Right SS Grade Of Marine Fasteners
- Stainless Steel Automotive Fasteners Chemical Composition
- SS Fasteners Mechanical Properties
- Self Drilling Stainless Steel Fasteners Equivalent
- Stainless Steel Fasteners Buying Tips for Saudi Arabia Buyers
- SS Marine Fasteners Thread and Standards
- Stainless Fasteners Grades
- Stainless Steel Bolt Size Wise Weight Chart
- German Standard for Stainless Steel Marine Fasteners
- Testing Requirements for Stainless Steel Rivets
- Head Style of Stainless Steel Bolts
- Saudi Aramco and SABIC Approved Polished SS Fasteners Suppliers
- SS Fasteners Installation Process
- Industrial Stainless Steel Fasteners Temperature Range
- SS Fasteners Surface Finish
- Imperial Stainless Steel Fasteners Creep Strengths
- Industrial SS Fasteners Delivery Lead Time to Saudi Arabia
- Metric Stainless Steel Fasteners Shear Capacity
- Stainless Steel Bolts Tensile Strength
- Stainless Steel Fasteners Manufacturing Process
- Minimum Ultimate Tensile Loads for Stainless Steel Bolts
Saudi Aramco Approved SS Bolts Stockists in Riyadh, Offers Custom Torque Specs
Find KNPC, SABIC and Saudi Aramco approved stainless steel fasteners suppliers in Saudi Arabia with custom torque specifications available for oil and gas piping projects
Stainless Steel Fasteners Specification

- Button & Hex Head
- Round & Flat Head
- Truss & Socket Cap Head

- Triangular Neck
- Knurled & Hex Neck
- Square Neck

- Hex & Slotted Drive
- Phillips & Torx Drive
- Square & External Hex Drive
- Hardness Test
- PMI Test
- Tensile Testing
- Automobile
- Petrochemical
- Oil and Gas
- Wooden Boxes
- Bubble Wraps, Custom
- Carton Box
- Head Shank Drilling
- Thread Locking
- Head Marking
- 300 Series
- 400 Series
- Saltwater
- Marine
Stainless Steel Bolt Torque Chart
| Size | Recommended Torque |
|---|---|
| M20 | 365 Nm |
| M18 | 250 Nm |
| M16 | 180 Nm |
| M14 | 115 Nm |
| M12 | 70 Nm |
| M10 | 40 Nm |
| M8 | 20 Nm |
| M6 | 8.5 Nm |
| M5 | 5 Nm |
| M4 | 2.5 Nm |
| M3 | 1 Nm |
| M2.5 | 0.65 Nm |
| M2 | 0.4 Nm |
Do stockists & suppliers provide MTC with SS fasteners?
- Yes, MTC provided with all SS fasteners
- Certified to EN 10204 3.1
- NACE MR0175 and EN 10204 3.2 on request
How many days does delivery take for SS fasteners in Riyadh and Dammam?
- Dammam, Jubail: 1-2 business days
- Riyadh: 2-3 business days
- Non-stock sizes: 5-7 business days
Find Verified Exporters of Stainless Steel Rivets With Custom Metric Sizes in Al Jubail
Stainless Steel Rivets Size Chart
| Rivet Diameter | Rivet Length | Drill Size | Grip Range | Rivet Size |
|---|---|---|---|---|
| Inch | mm | mm | Max (mm) | Inch |
| 1/8 | 3.3 (#30) | 3.2 | 5.3 | 1/32 - 1/16 |
| 11.6 | 1/4 - 5/16 | |||
| 8.4 | 1/8 - 3/16 | |||
| 10.0 | 3/16 - 1/4 | |||
| 6.9 | 1/16 - 1/8 | |||
| 13.2 | 5/16 - 3/8 | |||
| 23.2 | 5/8 - 3/4 | |||
| 16.4 | 3/8 - 1/2 | |||
| 20.0 | 1/2 - 5/8 | |||
| 3/32 | 2.5 | 2.4 | 9.5 | 3/16 - 1/4 |
| 6.2 | 1/32 - 1/8 | |||
| 7.8 | 1/8 - 3/16 | |||
| 5/32 | 4.1 (#20) | 4.0 | 7.5 | 1/16 - 1/8 |
| 10.7 | 3/16 - 1/4 | |||
| 9.0 | 1/8 - 3/16 | |||
| 23.0 | 5/8 - 3/4 | |||
| 12.2 | 1/4 - 5/16 | |||
| 20.9 | 1/2 - 5/8 | |||
| 13.8 | 5/16 - 3/8 | |||
| 17.1 | 3/8 - 1/2 | |||
| 1/4 | 6.5 | 6.4 | 12.5 | 1-/16 - 1/4 |
| 15.7 | 1/4 - 3/8 | |||
| 22.0 | 1/2 - 5/8 | |||
| 18.9 | 3/8 - 1/2 | |||
| 25.2 | 5/8 - 3/4 | |||
| 31.0 | 7/8 - 1 | |||
| 28.3 | 3/4 - 7/8 | |||
| 3/16 | 4.9 (#11) | 4.8 | 8.1 | 1/16 - 1/8 |
| 11.3 | 3/16 - 1/4 | |||
| 12.9 | 1/4 - 5/16 | |||
| 14.5 | 5/16 - 3/8 | |||
| 24.3 | 5/8 - 3/4 | |||
| 17.9 | 3/8 - 1/2 | |||
| 9.7 | 1/8 - 3/16 | |||
| 21.0 | 1/2 - 5/8 | |||
| 27.4 | 3/4 - 7/8 | |||
| 40.0 | 1-3/16 - 1-3/8 | |||
| 30.6 | 7/8 - 1 | |||
| 35.0 | 1 - 1-1/4 | |||
| 50.0 | 1-1/2 - 1-3/4 |
Get Competitive Quotes for Stainless Steel Fasteners from Top 10 Verified Stockists
No login required · No commission · Direct contact with actual Stainless Steel Fasteners Suppliers in Saudi Arabia
Send RFQBefore Ordering Compare Stainless Steel Automotive Fasteners Dimensions and Benefits as per ASME B18 2.1
SS Bolt Dimensions as per ASME B18 2.1
Get the SS Fasteners Suppliers in Saudi Arabia, Provides Dimension Chart for Customer Requirements.

| d1 | e | s | k |
|---|---|---|---|
| M4 | 7.66 | 7 | 2.8 |
| M6 | 11.05 | 10 | 4 |
| M8 | 14.38 | 13 | 5.3 |
| M10 | 18.9 | 17 | 6.4 |
| M12 | 21.1 | 19 | 7.5 |
| M14 | 24.49 | 22 | 8.8 |
| M16 | 26.75 | 24 | 10 |
| M18 | 30.14 | 27 | 11.5 |
| M20 | 33.53 | 30 | 12.5 |
| M22 | 35.72 | 32 | 14 |
| M24 | 39.98 | 36 | 15 |
| M30 | 50.85 | 46 | 18.7 |
| M36 | 60.79 | 55 | 22.5 |
| M42 | 71.3 | 65 | 26 |
| M48 | 82.6 | 75 | 30 |
ADNOC Approved Distributors of Self Drilling Stainless Steel Fasteners Used in Petrochemical Applications
Stainless Steel Fasteners Applications
How to Select the Right SS Grade Of Marine Fasteners
Check Material Properties of Polished SS Fasteners in Hot and Cold Forging Process With MTC EN 10204 3.2
Stainless Steel Automotive Fasteners Chemical Composition
| Grade | C (%) | Mn (%) | Cr (%) | P (%) | Mo (%) | S (%) | Si (%) | Ni (%) |
|---|---|---|---|---|---|---|---|---|
| Stainless Steel 304 Bolts | 0.08 max | 2.00 max | 18.00 - 20.00 | 0.045 max | - | 0.03 max | 0.75 max | 8.00 - 10.50 |
| Stainless Steel 304L Bolts | 0.03 max | 2.00 max | 18.00 - 20.00 | 0.045 max | - | 0.03 max | 0.75 max | 8.00 - 12.00 |
| Stainless Steel 310 Bolts | 0.25 max | 2.00 max | 24.00 - 26.00 | 0.045 max | - | 0.03 max | 1.50 max | 19.00 - 22.00 |
| Stainless Steel 316L Bolts | 0.03 max | 2.00 max | 16.00 - 18.00 | 0.045 max | 2.00 - 3.00 | 0.03 max | 0.75 max | 10.00 - 14.00 |
| Stainless Steel 316 Bolts | 0.08 max | 2.00 max | 16.00 - 18.00 | 0.045 max | 2.00 - 3.00 | 0.03 max | 0.75 max | 10.00 - 14.00 |
| Stainless Steel 317L Bolts | 0.03 max | 2.00 max | 18.00 - 20.00 | 0.045 max | 3.00 - 4.00 | 0.03 max | 1.00 max | 11.00 - 15.00 |
| Stainless Steel 321 Bolts | 0.08 max | 2.00 max | 17.00 - 19.00 | 0.045 max | - | 0.03 max | 1.00 max | 9.00 - 12.00 |
| Stainless Steel 410 Bolts | 0.15 max | 1.00 max | 11.50 - 13.50 | 0.04 max | - | 0.03 max | 1.00 max | - |
| Stainless Steel 904L Bolts | 0.02 max | 2.00 max | 19.00 - 23.00 | 0.045 max | 4.00 - 5.00 | 0.03 max | 1.00 max | 24.00 - 26.00 |
SS Fasteners Mechanical Properties
| Garde | Yield Strength in (MPa) | Elongation | Hardness | Modulus of Elasticity | Poisson’s Ratio |
|---|---|---|---|---|---|
| 304 | 205 | 40 to 50% | 85 to 95 HRB | 193 GPa | 0.29 |
| 304L | 205 | 40 to 50% | 85 to 95 HRB | 193 GPa | 0.29 |
| 310 | 205 - 275 | 40 to 50% | 90 - 105 | 193 GPa | 0.29 |
| 316 | 205 | 40 to 50% | 85 to 95 HRB | 193 GPa | 0.29 |
| 316L | 205 | 40 to 50% | 85 to 95 HRB | 193 GPa | 0.29 |
| 317L | 205 | 40 to 50% | 85 to 95 HRB | 193 GPa | 0.29 |
| 321 | 205 | 40 to 50% | 85 to 95 HRB | 193 GPa | 0.29 |
| 410 | 205 | 35 - 45 | 85 to 95 HRB | 190 | 0.28 |
| 904L | 205 | 40 to 50% | 85 to 95 HRB | 193 GPa | 0.29 |
Self Drilling Stainless Steel Fasteners Equivalent
United States (ASTM / ASME)
- ASTM A193 B8 / B8M
- ASTM A194 Grade 8 / 8M
- ASME B18.2.1 / B18.2.2
- ASME B16.5 / B16.47
Japan (JIS)
- JIS G 4303 SUS 304 / 316
- JIS B 1180
- JIS B 1181
Germany / Europe (DIN / EN)
- DIN 933 / 931
- DIN 934
- EN ISO 3506-1
India (IS / BIS)
- IS 1367
- IS 6760 / IS 1148
South Korea (KS)
- KS B 1002
- KS D 3698 STS 304
- ASTM A193/A194 certified available
Sweden & Australia
- SS 2333 / SS 2343
- AS 1110 / AS 1112
- EN ISO 3506 A2-70 / A4-80
Stainless Steel Fasteners Buying Tips for Saudi Arabia Buyers
- ASTM A193 Grade B8MSS 316
- For sour service flange bolting
- Confirm grade marking on bolt head before acceptance
- PMI on every heat of SS fasteners
- XRF gun test resultsDocumented
- Submit with delivery
- EN 10204 3.1 Mill Test Certificate
- Avoid 2.2 certificatesReject
- Mandatory for Saudi Aramco & ADNOC
- Molykote or nickel pasteRequired
- All SS bolt assemblies
- Prevents cold welding & seizing under torque
- Per ASME B18.2.1Mandatory
- Thread gauge checks required
- 2A/2B class fit verification
- SAES-L-109Compliant
- Verify supplier AVL approval
- Check before placing any order
SS Marine Fasteners Thread and Standards
Inch / Imperial Threads (ASME)
- UNC (Unified National Coarse)
- UNF (Unified National Fine)
- 8UN (8 threads per inch)
- ASME B1.1
- ANSI / ASME flange bolting packages
- Sizes: 1/4″ UNC to 4″ 8UN stud bolts
Metric Threads (ISO / DIN)
- ISO Metric Coarse (standard pitch)
- ISO Metric Fine (special applications)
- DIN 13 (German standard for metric thread dimensions)
- ISO 68-1 (profile standard for 60° metric thread)
- Class 6g bolt, 6H nut tolerance as per ISO 965
Stainless Fasteners Grades
Get Quotes from Top Verified Stainless Steel Fasteners Stockists in Saudi Arabia?
Saudi Aramco and ADNOC Approved Stainless Steel Fasteners Suppliers in Saudi Arabia With EN 10204 3.1 MTC
Send Free RFQ NowWe Collaborate With Traders in the Following Locations
Stainless Steel Bolt Size Wise Weight Chart
Find Stainless Steel Fasteners Suppliers in Saudi Arabia Who Offers SS Bolts in Various Sizes
Hex bolts, ISO 4017, weight in kg per 1,000 pcs
| Size | M10 | M12 | M16 | M18 | M20 | M22 | M24 | M30 | M33 | M36 | M39 | M42 | M48 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50 mm | 36.20 | 52.0 | 103.0 | 136.0 | 176.0 | 219.0 | 274.0 | 496.0 | 630.0 | 783.0 | - | - | - |
| 60mm | 41.30 | 58.20 | 117.0 | 153.0 | 196.0 | 244.0 | 304.0 | 543.0 | 688.0 | 851.0 | 1070.0 | - | - |
| 70mm | 46.30 | 66.40 | 130.0 | 169.0 | 217.0 | 269.0 | 334.0 | 590.0 | 746.0 | 910.0 | 1160.0 | 1370.0 | - |
| 80mm | 51.30 | 73.60 | 144.0 | 186.0 | 238.0 | 295.0 | 363.0 | 637.0 | 806.0 | 990.0 | 1240.0 | 1460.0 | - |
| 90mm | 56.30 | 80.80 | 157.0 | 202.0 | 258.0 | 321.0 | 393.0 | 685.0 | 866.0 | 1060.0 | 1320.0 | 1550.0 | 2200.0 |
| 100mm | 61.30 | 88.0 | 170.0 | 218.0 | 279.0 | 346.0 | 423.0 | 732.0 | 920.0 | 1140.0 | 1400.0 | 1650.0 | 2320.0 |
| 120mm | 71.40 | 102.0 | 197.0 | 251.0 | 320.0 | 397.0 | 483.0 | 827.0 | 1040.0 | 1260.0 | 1560.0 | 1840.0 | 2570.0 |
| 140mm | 81.40 | 116.0 | 224.0 | 284.0 | 361.0 | 448.0 | 543.0 | 921.0 | 1150.0 | 1400.0 | 1730.0 | 2020.0 | 2820.0 |
| 160mm | 91.40 | 130.0 | 250.0 | 316.0 | 402.0 | 498.0 | 602.0 | 1010.0 | 1270.0 | 1540.0 | 1890.0 | 2210.0 | 3060.0 |
| 180mm | 101.40 | 144.0 | 276.0 | 348.0 | 442.0 | 548.0 | 662.0 | 1110.0 | 1390.0 | 1680.0 | 2050.0 | 2400.0 | 3310.0 |
| 200mm | 111.40 | 158.0 | 302.0 | 380.0 | 484.0 | 598.0 | 722.0 | 1210.0 | 1500.0 | 1810.0 | 2220.0 | 2590.0 | 3560.0 |
| 220mm | 121.40 | 172.0 | 328.0 | 412.0 | 528.0 | 648.0 | 782.0 | 1310.0 | 1620.0 | 1950.0 | 2380.0 | 2770.0 | 3820.0 |
| 240mm | 131.40 | 186.0 | 354.0 | 444.0 | 572.0 | 698.0 | 842.0 | 1410.0 | 1740.0 | 2090.0 | 2540.0 | 2950.0 | 4080.0 |
| 260mm | 141.40 | 200.0 | 380.0 | 476.0 | 616.0 | 748.0 | 902.0 | 1510.0 | 1860.0 | 2230.0 | 2700.0 | 3130.0 | 4340.0 |
| 280mm | 151.40 | 214.0 | 406.0 | 508.0 | 660.0 | 798.0 | 962.0 | 1610.0 | 1980.0 | 2370.0 | 2860.0 | 3310.0 | 4600.0 |
| 300mm | 161.40 | 228.0 | 432.0 | 540.0 | 704.0 | 848.0 | 1022.0 | 1710.0 | 2100.0 | 2510.0 | 3020.0 | 3490.0 | 4860.0 |
German Standard for Stainless Steel Marine Fasteners

- DIN 529 A (Anchor Bolts)
- DIN 479 (Square Bolts)
- DIN 444 (Eye Bolts)
- DIN 261 (T Head Bolts)
- DIN 580 (Lifting Eye Bolts)
- DIN 933 (Hex Bolts)
- DIN 186 (Square Neck Head Bolts)
Testing Requirements for Stainless Steel Rivets
Head Style of Stainless Steel Bolts
Discover SABIC Approved Stainless Steel Fasteners Suppliers in Saudi Arabia Who Deliver SS Bolt With Various Head Types
| Head Style | Head Drawing |
|---|---|
| Hex Head | ![]() |
| Flat Head | ![]() |
| Oval Head | ![]() |
| Round Head | ![]() |
| Botton Head | ![]() |
| Cheese Head | ![]() |
![]()
Saudi Aramco Approved Suppliers
- Sumitomo Metal Industries, Japan
- Sandvik, Sweden
- Wyman Gordon / Precision Castparts Corp. (PCC) - USA
SABIC Approved
- Al-Rashed Fasteners - Dammam, KSA
- National Factory for Fasteners (NFF) - Jeddah
SS Fasteners Installation Process
- Surface Preparation
- Apply Anti-Galling
- Snug Torque Pass
- Sequential Tightening
- Final Inspection
- Prevention
- Tightening Speed
- Torque Reduction
- Galled Fasteners
- >Torque sequence & lubrication mandatory
Industrial Stainless Steel Fasteners Temperature Range
Find Saudi Aramco Approved Stainless Steel Fasteners Stockists in Saudi Arbia Offering SS Bolts For High Pressure Applications
| Garde | Intermittent Service, Air (Max.) | Continuous Service, Air (Max.) |
|---|---|---|
| Stainless Steel 304 Fasteners | 1400°F | 1650°F |
| Stainless Steel 410 Fasteners | 1450°F | 1300°F |
| Stainless Steel 416 Fasteners | 1400°F | 1250°F |
| Stainless Steel 430 Fasteners | 1850°F | 1950°F |
| Stainless Steel 446 Fasteners | 2050°F | 1950°F |
SS Fasteners Surface Finish
Imperial Stainless Steel Fasteners Creep Strengths
| Load For 1% Elongation In 10,000 Hr | |||
|---|---|---|---|
| Grade of SS Fasteners | 1200°F (ksi) | 1100°F (ksi) | 1000°F (ksi) |
| Stainless Steel 304 Fasteners | 7.5 | 12 | 20 |
| Stainless Steel 316 Fasteners | 11.6 | 17.4 | 25 |
| Stainless Steel 321 Fasteners | 9 | 17 | 18 |
| Stainless Steel 347 Fasteners | 16 | 23 | 32 |
Industrial SS Fasteners Delivery Lead Time to Saudi Arabia
| Country / Origin | Destination Port | Air Freight (Days) | Sea Freight (Days) |
|---|---|---|---|
| 🇩🇪 Germany | Dammam Port | 2-3 Days | 22-28 Days |
| 🇦🇪 UAE (Ex-Stock) | Dammam / Jubail | Same Day | 1-2 Days (Road) |
| 🇮🇳 India | Dammam Port | 1-2 Days | 10-14 Days |
| 🇰🇷 South Korea | Dammam Port | 2-3 Days | 18-22 Days |
| 🇯🇵 Japan | Dammam Port | 2-3 Days | 20-25 Days |
| 🇹🇼 Taiwan | Dammam Port | 2-3 Days | 18-22 Days |
| 🇺🇸 USA | Dammam Port | 4-5 Days | 38-45 Days |
Metric Stainless Steel Fasteners Shear Capacity
| Sizes | Shear capacity (kN) |
|---|---|
| M39 | 141.3 |
| 303.0 | |
| 374.9 | |
| M36 | 118.3 |
| 253.7 | |
| 313.8 | |
| M33 | 100.5 |
| 215.5 | |
| 266.6 | |
| M30 | 81.2 |
| 174.2 | |
| 215.5 | |
| M27 | 66.4 |
| 142.5 | |
| 176.3 | |
| M24 | 51.1 |
| 109.6 | |
| 135.6 | |
| M20 | 35.5 |
| 76.1 | |
| 94.1 | |
| M16 | 22.7 |
| 48.7 | |
| 60.3 | |
| M14 | 16.7 |
| 35.8 | |
| 44.2 | |
| M12 | 12.2 |
| 26.2 | |
| 32.4 |
Stainless Steel Bolts Tensile Strength
Stainless Steel Fasteners Manufacturing Process



Minimum Ultimate Tensile Loads for Stainless Steel Bolts
Full loadability (coarse pitch thread) Fmf (N)
| Thread | Class 50 | Class 70 | Class 80 | Class 100 |
|---|---|---|---|---|
| M33 | 346800 | 485500 | 554900 | 693600 |
| M30 | 280300 | 392500 | 448500 | 560600 |
| M27 | 229800 | 321600 | 367600 | 459500 |
| M24 | 176300 | 246800 | 282100 | 352600 |
| M22 | 151700 | 212400 | 242800 | 303400 |
| M20 | 122400 | 171400 | 195900 | 244800 |
| M18 | 96240 | 134800 | 154000 | 192500 |
| M16 | 78340 | 109700 | 125400 | 156700 |
| M14 | 57720 | 80810 | 92360 | 115500 |
| M12 | 42140 | 58990 | 67420 | 84270 |
| M10 | 29000 | 40600 | 46400 | 57990 |
| M8 | 18310 | 25630 | 29290 | 36610 |
| M4 | 4360 | 6150 | 7030 | 8780 |
Ready to Order Stainless Steel Fasteners? Get Your Quote Today
Submit your specifications to contact@pipingmaterial.sa for and get quotes from top 10 KNPC approved stainless steel fasteners suppliers in Saudi Arabia within hours.
Get Free Quote for SS Fasteners
















