Comprehensive manufacturing specifications, dimensions, and tolerance guidelines for industrial fasteners, pipe fittings, and high-performance valves manufactured by Priyanshi Fasteners.
Governing Standards & Compliance
We manufacture and stock items adhering strictly to global engineering standards:
- Fasteners: DIN 933, DIN 931 (Hex bolts), DIN 934 (Hex nuts), DIN 125, DIN 9021 (Washers), ANSI B18.2.1
- Buttweld Pipe Fittings: ASME/ANSI B16.9, ASTM A403, DIN 2605 (Elbows), DIN 2615 (Tees)
- Forged/High-Pressure Fittings: ASME B16.11 (Socket weld & Threaded), MSS-SP-97
- Flanges: ASME/ANSI B16.5 (Class 150 to 2500), EN 1092-1, DIN PN6 to PN100
Standard Bolt Dimensions (DIN 933 Hex Bolts)
Below are nominal sizes, thread pitches, and hex head dimensions in mm:
| Thread Size (d) | Thread Pitch (P) Coarse | Head Height (k) | Width Across Flats (s) | Standard Material Grades |
|---|---|---|---|---|
| M6 | 1.00 mm | 4.0 mm | 10.0 mm | A2-70 (SS304), A4-70 (SS316) |
| M8 | 1.25 mm | 5.3 mm | 13.0 mm | A2-70, A4-70, Carbon Steel 8.8 |
| M10 | 1.50 mm | 6.4 mm | 17.0 mm | A2-70, A4-70, Carbon Steel 8.8/10.9 |
| M12 | 1.75 mm | 7.5 mm | 19.0 mm | A2-70, A4-70, Carbon Steel 8.8/10.9 |
| M16 | 2.00 mm | 10.0 mm | 24.0 mm | A2-70, A4-70, Carbon Steel 8.8/10.9 |
| M20 | 2.50 mm | 12.5 mm | 30.0 mm | A2-70, A4-70, Carbon Steel 8.8/10.9 |
Expert Consultation
Applying this data correctly is vital for structural integrity. If you require clarification on Product Specifications as it applies to your specific CAD drawings or OEM requirements, our technical sales engineers are available for immediate consultation.