Stainless steel flange is a common component for connecting pipes, which is widely used in chemical, petroleum, pharmaceutical, food and other fields. It can connect two pipes and play a sealing role. Stainless steel flange has the characteristics of simple construction, easy use and reliable sealing, so it is widely used in various industrial fields.

Product Parameters

Product name	Stainless steel pipe flange
Standard	ANSI, bs, DIN, GB, ISO, JIS, Jpi, ASME
Material	SS304L, SS316L, SS304, SS201 ect.
Certification:	ISO9001,ISO14001,ISO45001
Connection type	Raised Face, Flat Face, Ring Type Joint, Lap-Joint Face, Large Male-Female, Small Male-Female,Large tongue groove, Small tongue groove etc
Woking pressure:	≤1.6 Mpa
Temperature Range:	-10degree to +150degree
Tolerance:	± 1%
Design:	OEM & ODM
Thickness	SCH5-SCH160
Size	1/2′ ~ 48′
Type	Butt Welded
Surface Treatment:	Pickled surface/Ground polished surface
Application	It is usually used in constructions,petroleum, chemical industry, power, ship building, paper making, metallurgy, water supply and sewage work, light and heavy industry, plumbing and electric etc.
Package	Standard export wooden case or as you requested

Product Specifications

Steel Flanges EN1092/ISO7005
Pipe Size	DN	PN	OD	PCD	ID	Bolt No.	Bolt Hole Dia	Thickness
50	40	16	150	110	55	4	18	18
63	50	16	165	125	68	4	18	20
75	65	16	185	145	80	4	18	20
90	80	16	200	160	95	8	18	20
110	100	16	220	180	116	8	18	22
125	125	16	250	210	130	8	18	22
140	125	16	250	210	150	8	18	22
160	150	16	285	240	170	8	22	24
180	150	16	285	240	188	8	22	24
200	200	16	340	295	210	12	22	26
225	200	16	340	295	235	12	22	26
250	250	16	405	355	265	12	26	29
280	250	16	405	355	290	12	26	29
315	300	16	460	410	335	12	26	32
355	350	16	520	470	365	16	26	35
400	400	16	580	525	420	16	30	38
450	450	16	640	585	470	20	30	42
500	500	16	715	650	520	20	33	46
560	600	16	840	770	575	20	36	55
630	600	16	840	770	650	20	36	55
710	700	16	910	840	740	24	36	63
800	800	16	1025	950	830	24	39	74

Steel Backing Ring ANSI B16.5
Pipe Size	DN	OD	PCD	ID	Bolt No.	Bolt Hole Dia	Thickness
50	1 1/2″	127	98.6	63	4	16	17.5
63	2″	152	120.5	68	4	20	19.5
75	2 1/2″	178	139.5	80	4	20	22.5
90	3″	190	152.5	95	4	20	24
110	4″	229	190.5	116	8	20	24
125	5″	254	216	130	8	22	24
140	5″	254	216	150	8	22	24
160	6″	279	241.5	170	8	22	25.5
180	6″	279	241.5	188	8	22	25.5
200	8″	343	298.5	210	8	22	29
225	8″	343	298.5	235	8	22	29
250	10″	406	362	265	12	26	30.5
280	10″	406	362	290	12	26	30.5
315	12″	483	432	335	12	30	32
355	14″	533	476	365	12	26	35
400	16″	597	540	420	16	30	37
450	18″	635	578	470	16	33	40
500	20″	698	635	520	20	33	43
560	24″	813	749.5	575	20	36	48
630	24″	813	749.5	650	20	36	48
710	28″	927.1	863.6	740	28	35	52.4
800	32″	1060.4	977.9	830	28	41	57.1