Smartfield Industrial Equipment (Shanghai) Co.,Ltd.

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SFF820 03
Double Hinged Expansion Joint

It is made of two expansion joints connected by a long steel pipe in the middle. It can absorb leteral movement in one plane. The hings have the ability to bear internal pressure thrust.

公称通径 DN (mm)	波数 (n)	设计压力 Pd = 1.6Mpa，疲劳寿命[N] = 1000，设计温度 20°C														角向刚度 KΘO (N.m /^o)	径向外形尺寸 H (mm)
		产品总长L(mm)
		1500		2000		2500					3000			3500
		Yo—横向补偿量(±mm)，L1—两段波纹管中心距(mm)
		Yo	L1	Yo	L1	Yo			L1			Yo	L1	Yo	L1
300	8 (4+4)	35	870	55	1250	76			1750			98	2250	120	2750	922	710
350		30		48		67						86		106		1379	760
400		25	850	42		58						75		91		1942	810
450		19		34	1150	49			1650			64	2150	79	2650	2671	860
500		18		32		46						60		74		3545	930
600						58			1500			77	2000	96	2500	3150	1090
700						54			1400			73	1900	92	2400	3507	1190
800						37						50		63		4917	1290
		设设计压力 Pd = 2.5Mpa，疲劳寿命[N] = 1000，设计温度= 20°C
		1500		2000			2500			3000				3500
200	8 (4+4)			57	1300		79	1800		100			2600			476	560
250				57			79			100						859	650
300				57	1250		79	1750		102			2250	125	2750	1087	750
350				46	1200		65	1700		85			2250	104	2700	1623	800
400				40	1150		58	1650		75			2150	93	2650	2282	850
450							45	1500		59			2000	74	2500	3134	900
500							42			56				70		4155	1000
600							46	1400		63			1900	80	2400	5508	1140