| برغي برأس سداسي — ASTM A307 Grade A |
ASME B18.2.1 / ASTM A307 Gr.A |
Carbon Steel (Plain / Zinc) |
¼″ to 4″ × up to 24″ L |
General structural connections, pipe supports, equipment bases |
| برغي برأس سداسي — SAE Grade 5 |
ASME B18.2.1 / SAE J429 Gr.5 |
Medium Carbon Steel (Zinc) |
¼″ to 1½″ |
Automotive, machinery, general medium-strength engineering |
| برغي برأس سداسي — SAE Grade 8 |
ASME B18.2.1 / SAE J429 Gr.8 |
Alloy Steel (Yellow Zinc) |
¼″ to 1½″ |
High-strength industrial and heavy automotive connections |
| برغي سداسي ثقيل — ASTM A325 |
ASTM F3125 / A325 Type 1 |
Medium Carbon Steel (Plain / HDG) |
½″ to 1½″ |
Structural steel connections per AISC 360 / RCSC |
| برغي سداسي ثقيل — ASTM A490 |
ASTM F3125 / A490 Type 1 |
Alloy Steel (Plain) |
¾″ to 1½″ |
High-strength structural steel joints, bridge and building frames |
| برغي سداسي (متري) — Grade 8.8 |
ISO 4014 / DIN 931 — Gr.8.8 |
Carbon Steel (Zinc Plated) |
M6 to M64 |
Machinery frames, equipment assembly, general engineering |
| برغي سداسي مسنن بالكامل — Grade 8.8 |
ISO 4017 / DIN 933 — Gr.8.8 |
Carbon Steel (Zinc Plated) |
M6 to M36 |
Through-bolt and tapped-hole fastening in machinery |
| برغي سداسي — Grade 10.9 |
DIN 931 — Gr.10.9 |
Alloy Steel (Zn-Ni Plated) |
M12 to M36 |
Heavy machinery, automotive structural, compressor casings |
| برغي سداسي — Grade 12.9 |
ISO 4014 — Gr.12.9 |
Alloy Steel (Black Oxide) |
M8 to M30 |
Ultra-high-strength precision machine and tooling connections |
| برغي سداسي — SS 304 (A2-70) |
ISO 4014 — A2-70 |
Stainless Steel 304 |
M6 to M36 |
Food-grade, HVAC, general corrosion-resistant connections |
| برغي سداسي — SS 316 (A4-80) |
ISO 4014 — A4-80 |
Stainless Steel 316 |
M6 to M36 |
Marine, chemical plant, offshore, seawater service |
| برغي سداسي مسنن كلياً — Grade 5 |
ASME B18.2.1 — SAE Gr.5 |
Carbon Steel |
¼″ to 1¼″ |
Tapped holes in flanges, castings and equipment housings |
| برغي تثبيت مع صمولتين سداسيتين ثقيلتين — B7/2H |
ASME B16.5 / ASTM A193 B7 + A194 2H |
Alloy Steel Cr-Mo 4140 + Med. Carbon |
½″ to 4″ |
ASME flanges Class 150 to 2500, pressure vessels, valves |
| برغي تثبيت — B7M / 2HM (NACE خدمة الغاز الحامض) |
ASTM A193 B7M + A194 2HM / NACE MR0175 |
Low-Alloy Steel (controlled hardness ≤22 HRC) |
½″ to 2½″ |
Sour gas and H₂S service, NACE-compliant oil & gas facilities |
| برغي تثبيت — B8 / Grade 8 (SS 304) |
ASTM A193 B8 + A194 Gr.8 |
Stainless Steel 304 |
½″ to 2″ |
High-temperature pressure vessels and heat exchangers |
| برغي تثبيت — B8M / Grade 8M (SS 316) |
ASTM A193 B8M + A194 Gr.8M |
Stainless Steel 316 |
½″ to 2″ |
Corrosive-service flanges, chemical plant piping |
| برغي تثبيت — B16 / Grade 7 (بخار درجات حرارة عالية) |
ASTM A193 B16 + A194 Gr.7 |
Cr-Mo-V Alloy Steel |
¾″ to 2″ |
High-temperature steam service up to 540°C, refinery fired heaters |
| برغي ذو نهايتين — Grade 8.8 |
ASME B18.31.2 / ISO 888 — Gr.8.8 |
Carbon Steel |
M10 to M36 |
Engine, machine and equipment component mounting |
| برغي بنهاية تلوية (خيط قصير) — DIN 938 |
DIN 938 — Gr.8.8 |
Carbon Steel |
M8 to M30 |
Tapped boss and housing connections in machinery |
| قضيب تثبيت مسنن بالكامل — DIN 976 |
DIN 976 — Gr.8.8 |
Carbon Steel |
M8 to M30 |
Adjustable assembly, spacer and positioning applications |
| قضيب مسنون — ASTM A36 / DIN 975 Grade 4.8 |
ASTM A36 / DIN 975 — Gr.4.8 |
Carbon Steel (Plain / Zinc / HDG) |
M6 to M100 / ¼″ to 4″ (up to 3 m) |
Hanging, bracing, construction and general fastening |
| قضيب مسنون عالي المقاومة — A193 B7 |
ASTM A193 B7 |
Alloy Steel 4140 Cr-Mo |
M16 to M64 |
Pressure equipment structural anchoring, high-load suspensions |
| قضيب مسنون — SS 316 (DIN 975) |
DIN 975 / ISO 888 |
Stainless Steel 316 |
M6 to M30 |
Corrosive environments, chemical plant, food processing |
| قضيب مسنون مقطوع حسب الطول — UNC / UNF |
ASME B1.1 |
Carbon Steel 1045 |
¼″-20 UNC to 2″-4½ UNC |
Custom-length inch-thread fastening for equipment OEM supply |
| صامولة سداسية ثقيلة — ASTM A194 2H |
ASME B18.2.2 / ASTM A194 2H |
Medium Carbon Steel (Phosphate) |
½″ to 4″ |
Paired with A193 B7 stud bolts on ASME pressure flanges |
| صامولة سداسية ثقيلة — ASTM A194 2HM (NACE) |
ASTM A194 2HM / NACE MR0175 |
Medium Carbon Steel (≤22 HRC, Phosphate) |
½″ to 2½″ |
Sour gas / H₂S service with B7M stud bolts |
| صامولة سداسية ثقيلة — ASTM A194 Grade 8 (SS 304) |
ASME B18.2.2 / ASTM A194 Gr.8 |
Stainless Steel 304 |
½″ to 2″ |
High-temperature pressure vessel service with B8 studs |
| صامولة سداسية ثقيلة — ASTM A194 Grade 8M (SS 316) |
ASME B18.2.2 / ASTM A194 Gr.8M |
Stainless Steel 316 |
½″ to 2″ |
Corrosive and marine service flanges with B8M studs |
| صامولة سداسية (مترية) — Grade 8 |
ISO 4032 / DIN 934 — Gr.8 |
Carbon Steel Grade 8 (Zinc) |
M6 to M64 |
General machinery, structural and equipment assembly |
| صامولة سداسية (مترية) — Grade 10 |
ISO 4032 / DIN 934 — Gr.10 |
Alloy Steel Grade 10 |
M16 to M64 |
High-strength machinery and heavy equipment connections |
| صامولة فلنجية مسننة — DIN 6923 |
DIN 6923 / ISO 4161 — Gr.8 |
Carbon Steel (Zinc Plated) |
M6 to M20 |
Anti-vibration connections, automotive, HVAC, compressor panels |
| صامولة قفلية نايلوك — DIN 985 |
DIN 985 / ISO 7042 |
Carbon Steel (Nylon Insert, Zinc) |
M6 to M36 |
Vibrating machinery and equipment where standard nut may loosen |
| صامولة قفلية معدنية كاملة ذات عزم مسبق — DIN 980 |
DIN 980 / ASME B18.16.6 |
Alloy Steel / SS 316 (Zinc) |
M8 to M30 |
Elevated-temperature locking where nylon inserts are not suitable |
| صامولة وصل (سداسية طويلة) — DIN 6334 |
DIN 6334 / ASME B18.2.2 |
Carbon Steel Grade 8 |
M8 to M36 |
Threaded rod extension and stud-to-stud connections |
| صامولة قلعة (مشرشرة) — DIN 935 |
ASME B18.2.2 / DIN 935 |
Carbon Steel |
¼″ to 2″ / M10 to M30 |
Cotter-pin locking on rotating shafts and clevis pins |
| غسالة مسطحة عادية — ISO 7089 / DIN 125 |
ISO 7089 / DIN 125-A |
Carbon Steel (Zinc Plated) |
M6 to M64 |
Load distribution under bolt head and nut in all assemblies |
| غسالة مسطحة إنشائية — ASTM F436 Type 1 |
ASTM F436 Type 1 |
Medium Carbon Steel (Plain / Zinc / HDG) |
½″ to 1½″ |
AISC structural steel bolted joints with A325 / A490 bolts |
| غسالة واسعة (قطر خارجي كبير) |
ASME B18.22.1 |
Carbon Steel (Zinc) |
M6 to M20 |
Soft materials, sheet metal and plastic panel fastening |
| غسالة قفلية زنبركية مشقوقة — DIN 127 |
DIN 127-B / ASME B18.21.1 |
Carbon Steel 65Mn (Zinc) |
M6 to M36 |
General anti-loosening in vibrating machinery and equipment |
| غسالة قفلية زنبركية مشقوقة — SS 316 |
DIN 127-B |
Stainless Steel 316 |
M6 to M24 |
Corrosion-resistant anti-loosening in marine and chemical service |
| غسالة قرصية زنبركية Belleville — DIN 2093 |
DIN 2093 Group 1 / Group 2 |
Spring Steel 51CrV4 |
10 mm to 100 mm OD |
High-load pre-load compensation in flanges and couplings |
| زوج غسالات قفلية إسفينية Nord-Lock |
NL8 to NL36 / NL System |
Hardened Carbon Steel / SS 316 |
M8 to M36 |
Vibration-proof bolted assemblies on heavy rotating equipment |
| غسالة زنبركية مخروطية — DIN 6796 |
DIN 6796 |
Spring Steel (Zinc Phosphate) |
M6 to M30 |
Maintaining clamp load through thermal cycling on heat-exposed joints |
| برغي مرساة J — ASTM F1554 Grade 36 |
ASTM F1554 Grade 36 |
Carbon Steel (Plain / HDG per ASTM A153) |
½″ to 2″ × up to 48″ L |
Column base plates, light equipment pads, light poles |
| برغي مرساة L — ASTM F1554 Grade 55 |
ASTM F1554 Grade 55 |
Carbon Steel (Plain / HDG) |
¾″ to 2½″ |
Heavy equipment mounting pads and industrial foundation work |
| برغي تثبيت برأسي — ASTM F1554 Grade 105 |
ASTM F1554 Grade 105 |
Alloy Steel 4140 (Plain / HDG) |
1″ to 3″ |
High-load machinery anchoring, vessel skirt and turbine bases |
| برغي مرساة إسفيني مثبت لاحقاً |
ICC-ES AC193 / ETA-approved |
Carbon Steel (Zinc) / SS 316 |
M10 to M30 × up to 450 mm |
Post-installed structural anchors in concrete (cracked / uncracked) |
| قضيب مسنون للتثبيت الكيميائي (إيبوكسي / راتنج) |
ETA-20/0541 / ASTM A36 |
SS 316 / Galvanised Carbon Steel |
M10 to M30 |
Epoxy injection concrete anchoring, refinery block walls |
| موصل قص وتدي |
AWS D1.1 / AASHTO M169 |
Carbon Steel 1015 (drawn arc) |
13 mm to 25 mm dia × 65–150 mm |
Steel-to-concrete composite beams in industrial and bridge structures |
| مسمار برأس تجويف — Grade 12.9 |
ISO 4762 / DIN 912 — Gr.12.9 |
Alloy Steel (Black Oxide) |
M4 to M30 |
Precision machinery, tooling, jig and fixture assembly |
| مسمار برأس تجويف — SS 316 (A4-80) |
ISO 4762 — A4-80 |
Stainless Steel 316 |
M4 to M20 |
Corrosion-resistant precision applications, offshore instruments |
| مسمار ضبط تجويف (نقطة مسطحة) — DIN 913 |
ISO 4026 / DIN 913 — Gr.45H |
Carbon Steel (Black Oxide) |
M5 to M20 |
Shaft-collar and hub locking on rotating machinery shafts |
| مسمار تجويف غائر الرأس — DIN 7991 |
ISO 10642 / DIN 7991 — Gr.10.9 |
Alloy Steel (Black Oxide) |
M6 to M24 |
Flush-mount tooling plates, machine-tool tables, dies |
| برغي عربة (رأس دائري عنق مربع) |
ASME B18.5 / ASTM A307 |
Carbon Steel (Zinc / HDG) |
¼″ to 1¼″ × ¾″ to 6″ |
Timber-to-steel, composite wood connections, equipment guards |
| برغي عين (نوع طوق) — DIN 580 |
DIN 580 / ASME B18.15 |
Carbon Steel (WLL-rated, Zinc / HDG) |
M8 to M36 |
Lifting, rigging and lashing points on equipment and structures |
| برغي U (مشبك أنبوب) |
ASTM A36 (Pipe OD matched) |
Carbon Steel (HDG) |
DN15 to DN100 (½″ to 4″ pipe) |
Pipe clamp and conduit support systems in process plants |
| برغي برأس T (برغي ذو أخدود T) — DIN 186 |
DIN 186 / ISO 8167 — Gr.8.8 |
Carbon Steel |
M8 to M30 |
Machine-tool T-slot table clamping, workholding fixtures |
| دبوس قوطر — ASME B18.8.1 |
ASME B18.8.1 / DIN 94 |
Low Carbon Steel (Zinc) |
1/16″ × 1″ to ⅜″ × 4″ |
Castle nut and clevis pin locking on shafts and linkages |
| دبوس محاذاة مقسّى — ISO 8734 |
ISO 8734 / DIN 6325 |
Hardened Steel (58–65 HRC) |
3 mm to 20 mm dia × 10–200 mm |
Precision alignment of machine components, die and mould tooling |
| دبوس لفافي / زنبركي — DIN 1481 |
ISO 8750 / DIN 1481 |
Spring Steel (Phosphate) |
3 mm to 16 mm dia × 10–100 mm |
Light-duty shear, retention and assembly positioning applications |
| برغي سداسي فلنجي — DIN 6921 |
DIN 6921 — Gr.8.8 |
Carbon Steel (Zinc Plated) |
M6 to M20 |
Automotive, compressor casing, pump body connections |
| مجموعة براغي تثبيت — طقم وصلة كامل (B7 / 2H) |
ASME B16.5 / A193 B7 + A194 2H + F436 |
Alloy Steel + Medium Carbon Steel |
¾″ to 2″ (Class 150 to 1500) |
Complete stud + 2 nut + washer sets packed per flange size |
| برغي سداسي ASTM A307 Grade B (وصلات حديد زهر) |
ASTM A307 Grade B / ASME B16.1 |
Low Carbon Steel |
¼″ to 4″ |
Cast iron flanges per ASME B16.1 on water and utility services |
| مسمار آلة برأس سداسي — DIN 933 Grade 8.8 |
DIN 933 — Gr.8.8 |
Carbon Steel (Zinc) |
M4 to M16 |
Instrument enclosures, panel assembly, terminal box covers |
| مسمار تجويف برأس زر سداسي — ISO 7380 |
ISO 7380 — Gr.10.9 |
Alloy Steel (Black Oxide) |
M5 to M16 |
Low-profile fastening on covers, guards and access panels |
| حلقة احتجاز خارجية — DIN 471 |
DIN 471 / ASME B27.7 |
Spring Steel (Phosphate) |
10 mm to 100 mm shaft dia |
Shaft axial retention of bearings, gears and collars |
| حلقة احتجاز داخلية (تجويف) — DIN 472 |
DIN 472 |
Spring Steel (Phosphate) |
10 mm to 100 mm bore dia |
Bore retention of bearings and bushings in housings |
| برغي برأس سداسي — مجلفن حرارياً (HDG) Grade 8.8 |
ISO 4014 / ASTM A153 Class C (HDG) |
Carbon Steel HDG (85 µm min coating) |
M12 to M36 |
Outdoor structural, walkways, pipe supports in corrosive environments |
| برغي أساس مع غسالة لوحية وصامولة |
ASTM F1554 Gr.36 / A563 Grade A |
Carbon Steel (Plain / HDG) |
¾″ to 2″ × up to 60″ projection |
Pre-cast concrete foundation bolting for vessel skirts and steel frames |
