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Mặt bích hệ DIN PN40

WELD NECK FLANGE DIN 2635 PN40

Jinan Hyupshin Flanges Co., Ltd, Steel flanges manufacturer, exporter, supplier from Shandong of China, DIN welding neck flange, DIN2631 flange, DIN2632 flange, DIN2633 flange, DIN2634 flange, DIN2635 flange, WNRF flange

1. Standard: DIN 2635, Vorschweißflansche
2. Type: Welding Neck Flange, WN Flange (Raised Face)
3. Pressure: PN40
4. Size: DN15 - DN1000, larger Sizes available on request
5. Raw Material: C22.8, RSt37.2, S235JRG2, C21, A105
6. Process: Forged
7. Basic requirements for Material and Flange

Germany standard flange DIN 2635 welding neck flanges; nominal pressure 40
Vorschweißflansche DIN 2635 Nenndruck 40
Brides à souder à collerette DIN 2635: pression nominale 40
Pipe			Flange				Neck				Raised face		Screws			Weight
																(7,85 Kg/dm3)
Rated	d1		D	b	k	h1	d3	s	r	h2	d4	f	Holes	Thread	d2	Kg
Diameter	ISO Series	DIN Series
15	-	20	95	16	65	38	30	2	4	6	45	2	4	M 12	14	0,746
	21,3	-					32
20	-	25	105	18	75	40	38	2,3	4	6	58	2	4	M 12	14	1,06
	26,9	-					40
25	-	30	115	18	85	40	42	2,6	4	6	68	2	4	M 12	14	1,29
	33,7	-					45
32	-	38	140	18	100	42	52	2,6	6	6	78	2	4	M 16	18	1,88
	42,4	-					56
40	-	44,5	150	18	110	45	60	2,6	6	7	88	3	4	M 16	18	2,33
	48,3	-					64
50	-	57	165	20	125	48	72	2,9	6	8	102	3	4	M 16	18	2,82
	60,3	-					75
65	76,1	-	185	22	145	52	90	2,9	6	10	122	3	8	M 16	18	3,74
80	88,9	-	200	24	160	58	105	3,2	8	12	138	3	8	M 16	18	4,75
100	-	108	235	24	190	65	128	3,6	8	12	162	3	8	M 20	22	6,52
	114,3	-					134
125	-	133	270	26	220	68	155	4	8	12	188	3	8	M 24	26	9,07
	139,7	-					162
150	-	159	300	28	250	75	182	4,5	10	12	218	3	8	M 24	26	11,8
	168,3	-					192
(175)	193,7	-	350	32	295	82	218	5,6	10	15	260	3	12	M 27	30	18,2
200	219,1	-	375	34	320	88	244	6,3	10	16	285	3	12	M 27	30	21,5
250	-	267	450	38	385	105	298	7,1	12	18	345	3	12	M 30	33	34,9
	273	-					306
300	323,9	-	515	42	450	115	362	8	12	18	410	4	16	M 30	33	49,7
350	355,6	-	580	46	510	125	408	8,8	12	20	465	4	16	M 33	36	68,1
	-	368
400	406,4	-	660	50	585	135	462	11	12	20	535	4	16	M 36	39	96,5

NOTE:

1. Facing according to DIN 2526
Flat face:
Form A, Face without any requirements
Form B, Face Rz=160, machined (not smoother than 40µm)
Raised Face:
Form C, Face Rz=160, machined (not smoother than 40µm)
Form D, Face Rz=40, machined
Form E, Face Rz=16, machined
2. Tongue and groove according to DIN 2512
Form F, Tongue
Form N, Groove
3. Male and Female according to DIN 2513, DIN 2514
Form V13, V14, Male
Form R13, R16, Female
4. Chemfering for diaphragm-weld packings, PN64-PN400, according to DIN 2695
5. Facing for lens-shaped joints, PN64-PN400, according to DIN 2696

Mặt bích hệ DIN PN40

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