AMERICAN Stainless & Supply


Stainless Steel
	Buttweld Fittings Threaded Fittings Pressure Fittings Pipe & Tubing Flanges Valves
Carbon Steel
	Black & Galv. M.I. Fittings Forged Steel Fittings Buttweld Fittings Pipe Flanges Valves Hangers & Accessories
Thermoplastics
	Socket Weld & Threaded Fittings Pipe Flanges Valves Accessories
Copper
	Tube Fittings Accessories
Structural Shapes
	Shapes
Sanitary/High Purity
Industrial Engineered

Bolting Dimensions for 600 lb. Flanges

Nom Pipe Size	Diam of Bolt Circle	Diam of Bolts	Nbr. of Bolts	Length of Studs 1/4" Raised Face
0.50	2.625	0.500	4	3.000
0.75	3.250	0.625	4	3.250
1.00	3.500	0.625	4	3.500
1.25	3.875	0.625	4	3.750
1.50	4.500	0.750	4	4.000
2.00	5.000	0.625	8	4.000
2.50	5.875	0.750	8	4.500
3.00	6.625	0.750	8	4.750
3.50	7.250	0.875	8	5.250
4.00	8.500	0.875	8	5.500
5.00	10.500	1.000	8	6.250
6.00	11.500	1.000	12	6.500
8.00	13.750	1.125	12	7.500
10.00	17.000	1.250	16	8.250
12.00	19.250	1.250	20	8.500
14.00	20.750	1.375	20	9.000
16.00	23.750	1.500	20	9.750
18.00	25.750	1.625	20	10.500
20.00	28.500	1.625	24	11.250
22.00	30.625	1.750	24	12.000
24.00	33.000	1.875	24	12.750
26.00	36.000	1.875	28	13.250
30.00	40.250	2.000	28	14.000
34.00	44.500	2.250	28	15.000
36.00	47.000	2.500	28	15.750
42.00	53.750	2.750	28	17.500
*Stud lengths for lap joint flanges are equal to lengths shown minus 0.5"plus the thickness of two laps of the stub ends.*

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