ASME B18.2.1 & DIN479 Titanium Square Head Bolt

  • Square head titanium bolt made to DIN479 & ASME B18.2.1.
  • Rolled threads with smoother surface quality and higher thread strength and fatigue life compared to turned (lathe cut) threads.
  • Fully CNC machined from solid titanium bars.
  • Titanium grades optional in pure titanium Gr1/Gr2, alloy Gr5 (ti6al4v), Gr7, Gr9 etc.
Options
  • Full thread optional.
  • CNC lathe cut threads optional.
  • Aluminum, stainless steel, copper, brass, copper nickel, zirconium, tungsten etc optional.
  • Anodizing, microarc oxidation (MAO, MPO, PEO), PVD coating optional.
Order Guides
  1. MOQ: 100 pcs (titanium only)
  2. Made according to one of the major standards, unless specified by the buyer.
  3. Partially or fully threaded whichever is available, unless specified by the buyer.
Metric Series
  • DIN479
  • GB/T 8

Unit: mm

Nominal DiameterPitchHead Across Flat, max
M101.516
M121.7518
(M14)221
M16224
M(18)2.527
M202.530
(M22)2.534
M24336
(M27)341
M303.546
M333.550
M36455
(M39)460
M424.565
(M45)4.570
M48575
Inch Series
  • ANSI/ASME B18.2.1
  • Threads available: UNC, UNF, UNEF.

Unit: inch

Nominal DiameterHead Across Flat, max
1/40.375
5/160.5
3/80.562
7/160.625
1/20.75
5/80.938
3/41.125
7/81.312
11.5
1-1/81.688
1-1/41.875
1-3/82.062
1-1/22.25
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