Check GOST Flanges Dimensions, GOST 12821 80 flange Manufacturer

GOST Standard Flanges abide by the standard called GOST. It is a Russian standard that adapts to the standards of European, Asian standards and many other national standards. Dinesh Industries is a producer of different flanges in different material grades that come with the GOST standard. The Gost Standard Flange Dimensions vary with specification and other standards. There are small to medium scale diameter flanges that operate in different applications. The Gost 12821 Flange is a stainless steel flange that can range between the DIN15 to DIN1600. There are different types of the flanges as well. The GOST 12821 80 flange is used in oil fields, offshore oil industries, natural gas industries and in water systems.

PED ADW2000 12820 12821 33259 GOST Flange ASTM A182 A240 310 321 317 347 904L

View GOST 12821 Stainless Steel Flanges Pressure Chart & GOST 12821-80 Flanges Weight

The electric power plants and shipbuilding industries use this standard of flanges as well. There are different types such as the weld neck, slip on, butt weld and blind flanges. The Ghost Blind Flange is used to terminate a pipe line either temporarily or permanently. The Ghost Weld Neck Flange is used to have more welding surface and strength over connection. The Ghost Plate Flange is used to add more connection surface to blunt pipe ends and the Ghost Slip On Flange is useful when connecting seamless pipes together. You can get any types of flanges from us and please feel free to contact us with your inquiry.

Specification List of GOST Standard Flanges

Producty Type	GOST Flanges
Size	½” to 48″
Pressure Class Ratings	Class 1500, Class 150, Class 400, Class 900, Class 300, Class 2500, Class 600 \| PN16, PN40, PN6, PN10, PN64, PN25
Specialize	As per drawing
Standard	ANSI B16.47, MSS SP44, ANSI B16.5, ANSI B16.36, ANSI B16.48 ,JIS,DIN,BS4504,SABS1123,EN1092-1, UNI,AS2129,GOST-12820DIN : DIN2527, DIN2633, DIN2636, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2637, DIN2638, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2634, DIN2635, DIN2632, DIN2673B.S : BS1560, BS4504, BS4504 , BS10
Connection Type / Flange Face Type	Flat Face, Large Male-Female, Ring Type Joint, Lap-Joint Face, Large Tongue & Groove, Raised Face, Small Male-Female, Small Tongue & Groove

GOST Standard Flanges are Available in Class 150 to Class 2500, in Dimensions like ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, AWWA

Dimensions Format of GOST 12821-80 Flanges

Проход условный Dy	d1	b	h4	Dm	Dn	Масса, кг
Проход условный Dy	d1	b	h4	Dm	Dn	с соединительным выступом	с выступом	с впадиной	с шипом	с пазом
10	8	10	27	22	15	0,34	0,34	0,32	0,34	0,33
15	12		28	28	19	0,40	0,40	0,38	0,40	0,40
20	18		30	36	26	0,53	0,53	0,50	0,53	0,52
25	25	12	30	42	33	0,76	0,77	0,72	0,75	0,75
32	31		33	50	39	1,10	1,08	1,04	1,08	1,08
40	38		35	60	46	1,36	1,37	1,28	1,30	1,34
50	49			70	58	1,53	1,51	1,44	1,46	1,47
65	66			88	77	1,97	2,06	1,83	1,72	1,75
80	78	13	37	102	90	2,76	2,76	2,80	2,65	2,72
100	96	13	38	122	110	3,35	3,04	3,03	3,03	3,04
125	121	15	40	148	135	4,66	4,24	3,66	4,50	4,55
150	146	15	43	172	161	5,37	5,85	4,93	5,29	5,35
(175)	177	17	47	210	196	7,32	8,10	6,92	7,11	7,16
200	202		50	235	222	8,37	9,35	7,75	7,98	8,05
(225)	226			260	248	9,45	9,25	8,72	8,98	9,06
250	254	18		288	278	10,99	10,69	10,14	12,20	12,30
300	303			340	330	14,82	14,28	14,10	13,81	14,11
350	351			390	382	17,69	18,65	17,64	16,35	16,72
400	398			440	432	20,55	19,69	19,30	18,83	19,31
(450)	450			494	484	23,63	23,60	21,90	21,62	22,24
500	501	19		545	535	26,63	29,10	25,90	24,44	25,10
600	602		55	650	636	35,79	35,60	33,40	37,49	33,67
(700)	692		55	740	726	44,31	44,10	41,10	40,60	41,86
800	792		60	844	826	56,17	55,20	52,20	51,67	53,36
(900)	892	21		944	926	66,79	–	–	–	–
1000	992	21		1044	1028	73,51
1200	1192	23	70	1248	1228	111,43
1400	1392	27	85	1456	1428	156,58
1600	1592	32	95	1660	1628	218,57

Weight Chart of GOST 12820 Flanges

Standard	Class	Diameter	Bolt Circle Diameter	Number of Bolts	Bolt Size	Diameter of Bolt Hole
AS4087 Flanges	PN14	95	67	4	M12	14
AS 2129 Flange	Table C	95	67	4	13	14
	Table D	95	67	4	13	14
	Table E	95	67	4	13	14
	Table F	95	67	4	13	14
	Table H	114	83	4	16	17
	Table J	114	83	4	16	17
ANSI B16.5 Flanges	ANSI 150	89	60	4	13	16
	ANSI 300	95	67	4	13	16
	ANSI 600	95	67	4	13	16
	ANSI 900	121	83	4	19	22
	ANSI 1500	121	83	4	19	22
ISO 7005 (DIN) Flange	PN6	80	55	4	M10	11
	PN10	95	65	4	M12	14
	PN16	95	65	4	M12	14
	PN20	90	60.5	4	M14	16
	PN25	95	65	4	M12	14
	PN40	95	65	4	M12	14