Rigid coupling--Shandong Ding Liang Casting Co.,Ltd

Rigid Coupling can not enable the connection system to be flexible, and the couplings are integrated with steel pipes after they are fastened. If the sling has a bigger span, the pipes will support the connection depending on their own rigidity.

Nominal Size mm/in	Pipe OD mm/in	Woking Presssure Mpa/Psi	Bolt Size mm	Dimensions/mm
				Φ	L	H
25	33.7	2.5	2-M10*45	57	97	44
1	1.327
32	42.4			67	107.5	44
1¼	1.669
40	48.3			72	114	44
1½	1.9
50	60.3		2-M10*55	85	125	45
2	2.375
65	73			98	137	45
2½	2.875
65	76.1			100	139	45
2½	3
80	88.9			114	160	45
3	3.5
100	108.3		2-M12*65	140	186	50
4	4.25
100	114.3			147.2	193	50
4	4.5
125	133		2-M12*75	164	216	50
5	5.25
125	139.7			170	222	50
5	5.5
125	141.3			170	222	50
5	5.563
150	159			194	246	50
6	6.25
150	165.1			203	248	50
6	6.5
150	168.3			205	254	50
6	6.625
200	219.1		2-M16*85	257	330	58
8	8.625
250	273		2-M20*130	328	420	62
10	10.75
300	323.9			380	454	63

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