Fig. 90 - Riser Clamp

MATERIAL:	Carbon steel
FINISH:	Black or galvanized; furnished galvanized unless otherwise specified.
SERVICE:	For support and steadying of steel pipe risers either insulated or bare, cast iron pipe, or conduit.
MAX. TEMP.:	650° F
ORDERING:	Specify pipe size, figure number, description and finish.

PIPE SIZE	MAX. RECOM. LOAD	APPROX. WEIGHT	LENGTH	STOCK SIZE	BOLT SIZE
PIPE SIZE	lbs.	lbs. per 100	A	STOCK SIZE	BOLT SIZE
1/2	255	123	9 3/8	3/16 x 1 1/4	3/8 x 1 1/2
3/4	255	136	9 3/8	3/16 x 1 1/4	3/8 x 1 1/2
1	255	138	9 5/8	3/16 x 1 1/4	3/8 x 1 1/2
1 1/4	390	195	10	1/4 x 1 1/4	3/8 x 1 1/2
1 1/2	390	201	10 3/8	1/4 x 1 1/4	3/8 x 1 1/2
2	390	217	10 3/4	1/4 x 1 1/4	7/16 x 2
2 1/2	390	229	11 1/4	1/4 x 1 1/4	7/16 x 2
3	530	250	12	1/4 x 1 1/4	7/16 x 2
3 1/2	670	330	13	1/4 x 1 1/2	1/2 x 2
4	810	342	13 1/2	1/4 x 1 1/2	1/2 x 2
5	1160	493	14 1/2	1/4 x 2	1/2 x 2
6	1570	526	15 1/2	1/4 x 2	1/2 x 2
8	2500	986	18 1/2	3/8 x 2	5/8 x 2 1/2
10	2500	1112	20 3/4	3/8 x 2	5/8 x 2 1/2
12	2700	1662	22 3/4	1/2 x 2	5/8 x 3
14	2700	1925	24	1/2 x 2	5/8 x 3
16	2900	3250	26	5/8 x 2 1/2	3/4 x 3 1/2
18	2900	3375	28	5/8 x 2 1/2	3/4 x 3 1/2
20	2900	3500	30	5/8 x 2 1/2	3/4 x 3 1/2
24	3200	5070	36	5/8 x 3	7/8 x 3 1/2