GOST 12821-80 PN4.0 Welding Neck Flanges Weight with A Groove 0.67-342.20 KG

EO flanges has provided the highest quality custom forgings flanges for a wide range of industries since 2006, especially on shipbuilding industry, our team of specialists with over 20 years experience in shipbuilding industry, will help you find the right solution for your customized flanges....

Product Details

5.2.5.png

EO flanges advanced technology and equipment, the production of flange professional manufacturers. The company existing 3500 T hydraulic press machine,D2500 numberical control ring rolling machine and complete affiliated mechanization equipment ,Can produce various kinds of products. Our products export all over the world.

Pressure PN =4.0 МPа (40 kgf/cm²)
Description	D, мм.	D1, мм.	d, мм.	Dm, мм	Dn, мм	d1, мм.	b, мм.	h4, мм.	Ot., Pcs.	Weight, kg.
Flange GOST12821-80 1-15-40 ст.3 (20)	95	65	14	30	19	12	14	33	4	0,79
Flange GOST12821-80 1-20-40 ст.3 (20)	105	75		38	26	18		34		0,97
Flange GOST12821-80 1-25-40 ст.3 (20)	115	85		45	33	25		36		1,18
Flange GOST12821-80 1-32-40 ст.3 (20)	135	100	18	56	39	31	16	43		1,83
Flange GOST12821-80 1-40-40 ст.3 (20)	145	110		64	46	38	16	45		2,19
Flange GOST12821-80 1-50-40 ст.3 (20)	160	125		76	58	48	17	45		2,81
Flange GOST12821-80 1-65-40 ст.3 (20)	180	145		96	77	66	19	50	8	3,71
Flange GOST12821-80 1-80-40 ст.3 (20)	195	160		112	90	78	21	55		4,8
Flange GOST12821-80 1-100-40 ст.3 (20)	230	190	22	138	110	96	23	65		7,4
Flange GOST12821-80 1-125-40 ст.3 (20)	270	220	26	160	135	120	25	65		10
Flange GOST12821-80 1-150-40 ст.3 (20)	300	250	26	186	161	145	27	68		13,03
Flange GOST12821-80 1-200-40 ст.3 (20)	375	320	30	250	222	200	35	85	12	24,44
Flange GOST12821-80 1-250-40 ст.3 (20)	445	385	33	310	278	252	39	98	12	37,59
Flange GOST12821-80 1-300-40 ст.3 (20)	510	450		368	330	301	42	112	16	57,1
Flange GOST12821-80 1-350-40 ст.3 (20)	570	510		481	382	351	48	116		70,34
Flange GOST12821-80 1-400-40 ст.3 (20)	655	585	39	480	432	398	54	135		106,76
Flange GOST12821-80 1-500-40 ст.3 (20)	755	670	45	580	535	495	58	140	20	132,33
Flange GOST12821-80 1-600-40 ст.3 (20)	890	795	52	686	636	595	58	140	20	180,95
Flange GOST12821-80 1-800-40 ст.3 (20)	1135	1030	56	908	826	795	71	190	24	343,69
Фланец воротниковый ГОСТ12821-80 1-1000-40 ст.3 (20)	1360	1250	56	1140	1028	995	77	235	28	540,75
Фланец воротниковый ГОСТ12821-80 1-1200-40 ст.3 (20)	1575	1460	62	1350	1228	1195	80	250	32	690,59

Conditional pass Dy	d1	b	h4	Dm	Dn	Weight, kg
Conditional pass Dy	d1	b	h4	Dm	Dn	With a connecting protrusion	with a protrusion	with a hollow	with a spike	with a groove
10	8	14	33	26	15	0,68	0,69	0,66	0,68	0,67
15	12		33	30	19	0,79	0,78	0,75	0,80	0,78
20	18		34	38	26	0,97	0,99	0,93	0,97	0,95
25	25		36	45	33	1,18	1,19	1,13	1,16	1,15
32	31	16	43	56	39	1,83	1,85	1,78	1,81	1,86
40	38	16	45	64	46	2,19	2,16	2,10	2,11	2,15
50	48	17	45	76	58	2,81	2,79	2,68	2,72	2,78
65	66	19	50	96	77	3,71	3,72	3,59	3,60	3,68
80	78	21	55	112	90	4,80	4,81	4,60	4,69	4,80
100	96	23	65	138	110	7,40	7,06	6,82	7,20	7,28
125	120	25	65	160	135	10,00	10,17	9,48	9,97	10,08
150	145	27	68	186	161	13,03	13,20	12,60	12,86	13,03
-175	177	33	85	226	196	20,75	21,26	21,10	19,70	20,00
200	200	35	85	250	222	24,44	24,00	23,57	24,20	24,00
-225	226	37	95	280	248	31,33	31,10	30,50	31,20	31,60
250	252	39	98	310	278	37,59	37,30	36,50	36,90	37,40
300	301	42	112	368	330	57,10	50,60	50,30	51,10	52,20
350	351	48	116	418	382	70,34	69,60	68,00	68,10	68,80
400	398	54	135	480	432	106,76	105,50	105,00	103,80	106,00
-450	448	56	135	530	484	107,00	106,00	104,80	103,80	105,00
500	495	58	140	580	535	132,33	128,00	126,00	128,00	130,00
600	595	58	140	686	636	180,95	195,08	165,78	182,02	179,81
-700	695	63	160	790	726	228,25	246,86	209,59	229,47	226,93
800	795	71	190	908	826	343,69	367,40	319,93	345,08	342,20
-900	895	74	215	1024	926	436,54	-	-	-	-
1000	995	77	235	1140	1028	540,75
1200	1195	80	250	1350	1228	690,59

Previous: GOST 12821-80 PN2.5 Welding Neck Flanges Pressure PN 2.5 МPа

Next: No Information