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Class 75 Carbon Steel Tube Stub End Flanges

This line of MARZOLF™ class 75 carbon steel tube stub end two piece flanges are designed to fit OD Tube Stub Ends. The Marzolf two-piece design allows you to simply remove the broken rings and replace them without cutting and rewelding the pipe. The interleaving component is engineered to provide uniform preload to assure a consistent and effective seal. Our carbon steel rings are available with an electro-zinc plate or E-coat epoxy coating to enhance corrosion resistance.
Marzolf flanges save you money by expediting the repair to reduce downtime.

Showing all 20 results

Item # Size Inside Diameter (I.D.) Outside Diameter (O.D.) Thickness (T) Bolt Circle (B.C.) Number of Holes Holes Diameter (H.D.) Weight Each
361G80-STD 1/2” 3/4” 3-1/2” 9/16” 2-3/8” 4 5/8” 1.25 lb
360G80-STD 3/4” 7/8” 3-7/8” 9/16” 2-3/4” 4 5/8” 1.5 lb
357G80-STD 1” 1-1/8” 4-1/4” 9/16” 3-1/8” 4 5/8” 1.75 lb
358G80-STD 1-1/4” 1-3/8” 4-5/8” 9/16” 3-1/2” 4 5/8” 2 lb
359G80-STD 1-1/2” 1-3/4” 5” 9/16” 3-7/8” 4 5/8” 3 lb
268G80-STD 2” 2-3/8” 6” 9/16” 4-3/4” 4 3/4” 4 lb
182G80-STD 2-1/2” 2-7/8” 7” 9/16” 5-1/2” 4 3/4” 5 lb
172G80-STD 3” 3-3/8” 7-1/2” 9/16” 6” 4 3/4” 6 lb
149G80-STD 4” 4-3/8” 9” 9/16” 7-1/2” 8 3/4” 7 lb
292G80-STD 5” 5-3/8” 10” 9/16” 8-1/2” 8 7/8” 8 lb
126G80-STD 6” 6-3/8” 11” 9/16” 9-1/2” 8 7/8” 9 lb
144G80-STD 8” 8-3/8” 13-1/2” 9/16” 11-3/4” 8 7/8” 12 lb
150G80-STD 10” 10-3/8” 16” 3/4” 14-1/4” 12 1” 20 lb
152G80-STD 12” 12-3/8” 19” 3/4” 17” 12 1” 29 lb
184G80-STD 14” 14-3/8” 21” 1-1/8" 18-3/4” 12 1-1/8” 53 lb
175G80-STD 16” 16-3/8” 23-1/2” 1-1/8" 21-1/4” 16 1-1/8” 65 lb
176G80-STD 18” 18-3/8” 25” 1-1/8" 22-3/4” 16 1-1/4” 66 lb
177G80-STD 20” 20-3/8” 27-1/2” 1-1/8" 25” 20 1-1/4” 77 lb
325G80-STD 24” 24-3/8” 32” 1-1/2” 29-1/2” 20 1-3/8” 128 lb
326G80-STD 30” 30-3/8” 38-3/4” 1-1/2” 36” 28 1-3/8” 173 lb