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  • Common Material: Titanium Grade 2
  • Стандартен: ASTM B381, ANSI B16.5
  • Material Options: Titanium Grade 7, Zirconium grade 702

Yutong’s Titanium Flanges are manufactured in titanium grades 2 or titanium grade 7, the types of flanges include: threaded, slip-on, reducing, blind, weld neck, socket weld and lap joint. We carry an extensive selection of sizes and styles ranging from 1/2” to 8” in diameter. If you want get flanges of zirconium, we can offer as well, most of the fittings are made from zirconium grade 702. All of the zirconium and titanium flanges are manufactured to ANSI B16.5 specifications.

Request a quote for your specific pipe fittings. Custom sizes are available upon request.

Dimensions Of Blind Flanges

Blind Flanges
NOMINAL PIPE SIZE OUTSIDE DIA. THICKNESS DIA. OF RAISED FACE NUMBER OF HOLES DIA. OF BOLTS + DIA. OF BOLT CIRCLE
1/2 3-1/2 7/16 1-3/8 4 1/2 2-3/8
3/4 3-7/8 1/2 1-11/16 4 1/2 2-3/4
1 4-1/4 9/16 2 4 1/2 3-1/8
1-1/4 4-5/8 5/8 2-1/2 4 1/2 3-1/2
1-1/2 5 11/16 2-7/8 4 1/2 3-7/8
2 6 3/4 3-5/8 4 5/8 4-3/4
2-1/2 7 7/8 4-1/8 4 5/8 5-1/2
3 7-1/2 15/16 5 4 5/8 6
3-1/2 8-1/2 15/16 5-1/2 8 5/8 7
4 9 15/16 6-3/16 8 5/8 7-1/2
5 10 15/16 7-5/16 8 3/4 8-1/2
6 11 1 8-1/2 8 3/4 9-1/2
8 13-1/2 1-1/8 10-5/8 8 3/4 11-3/4
10 16 1-3/16 12-3/4 12 7/8 14-1/4
12 19 1-1/4 15 12 7/8 17
14 21 1-3/8 16-1/4 12 1 18-3/4
16 23-1/2 1-7/16 18-1/2 16 1 21-1/4
18 25 1-9/16 21 16 1-1/8 22-3/4
20 27-1/2 1-11/16 23 20 1-1/8 25
24 32 1-7/8 27-1/4 20 1-1/4 29-1/2
  • The 1/16raised face is included in ThicknessQ.
  • Bolt holes are 1/8larger than bolt diameters.
  • These lengths include thickness of two nuts but not height of crown.