Gost12820-80 Flange fittings

Specifications Gost12820-80 Flange fittings

1.ISO9001&14001

2.steel/carbon steel/stainless steel

3.we can produce as the drawing

4.delivery

OUR REQUIRED DIMENSIONS(ACCORDING GOST)
PN	DN	Mounting dimension			OD(outside diameter of the pipe),mm(dH)	Diameter of the raised face,D2	Bolts		Thickness			GOST Weight kg/pc
		Ouioide diameter,mm,D	Bolts holes axis diameter(centers of the opposite holes),mm D1	Inside diameter,mm(d)			Number of bolts'holes,n	Diameter of bolts'holes,mm(d)	flange ridge's height,rnm(h)	Total thickness(toghether with ridge's height)mm(h+b)	Thickness(without ridge's heighe),mm(b)
2.5	20	90	65	26	25	50	4	11	2	14	12	0.58
	25	100	75	33	32	60	4	11	2	14	12	0.64
	32	120	90	39	38	70	4	14	2	15	13	1.01
	40	130	100	46	45	80	4	14	3	16	13	1.21
	50	140	110	59	57	90	4	14	3	16	13	1.33
	65	160	130	78	76	100	4	14	3	18	15	1.63
	80	185	150	91	89	128	4	18	3	18	15	2.44
	100	205	170	110	108	148	4	18	3	18	15	2.85
	125	235	200	135	133	178	8	18	3	20	17	3.88
	150	260	225	161	159	202	8	18	3	20	17	4.39
	200	315	280	222	219	258	8	18	3	22	19	5.89
	250	370	335	273	273	312	12	18	3	23	20	7.67
	300	435	395	325	325	365	12	22	4	24	20	10.28
	350	485	445	377	377	415	12	22	4	26	22	12.58
	400	535	495	426	426	465	16	22	4	28	24	15.2
	500	640	600	530	530	270	16	22	4	29	25	19.72
	600	735	705	630	630	670	20	26	5	30	25	26.24
	800	975	920	820	820	880	24	30	5	32	27	46.14

  Gost12820-80 Flange fittings      1.ANSI  FLANGES  
Standard: 
ANSI B16.5ANSI B16.47MSS SP44ANSI B16.36 
ANSI B16.48  

Types: 
Welding Neck Flanges, Slip on Flanges, Threaded Flanges,  
Socket Welding Flanges, Blind Flanges, Orifice Flanges,  
Lap Joint Flanges, Ring Joint Flanges, Long Welding Neck Flanges, Figure 8 Blanks

PRESSURE GRADE: 
Class150,Class300,Class600,Class900,Class1500,Class2500

SIZE: 1/2" NB TO 48" NB       
2.DIN FLANGES

Standard:                                                                                     
DIN2527,DIN2566,DIN2573,DIN2576,DIN2641,DIN2642, 
DIN2655,DIN2656,DIN2627,DIN2628,DIN2629,DIN2631 
DIN2632,DIN2633,DIN2634,DIN2635,DIN2636,DIN2637 
DIN2638,DIN2673

Types: 
Welding neck FflangesSlip on FlangesThreaded Flanges
Socket Welding Flanges, Blind Flanges

PRESSURE GRADE: 
6Bar,10Bar,16Bar,25Bar,40Bar 
SIZE: DN10-DN1000 

3.JIS B2220 FLANGES

Types:Sop type; Soh type; Plate Flanges; Blind Flanges

Pressure Class5K10K16K20K30K

SIZE:10A-1500A

4.BS FLANGES

Standard: BS 4504 SEC 3.1 : Welding neck Flanges(111/134), Hubbed Slip on Flanges(112) ,Hubbed Threaded Flanges(113),Lapped Pipeend FlangesE(133), Plate Flanges(101),Loose Plate Flanges(102), Loose Plate With Weld-neck Flanges (104),Blank Flanges(105)      
PRESSURE GRADE: PN2.5 TO PN40

Standard: BS 4504(PART-1) 
PRESSURE GRADE:PN2.5 TO PN40

Standard: BS 10 : Welding neck Flanges, Plate Slip-on Flanges, Screwed Boss Flanges, Slip on Boss Flanges, Blind Flanges 
TYPES: Table: D, E, F, H 
SIZE: 1/2" NB TO 48"NB

5.EN 1092-1:2001 FLANGES

SIZE:TYPE1(Plate Flanges); TYPE2(Losse Plate Flanges); TYPE5(Blank Flanges); TYPE11(Weld-neck Flanges); TYPE12(Hubbed Slip-on Flanges For Welding); TYPE13(Hubbed Threaded Flanges)

Pressure ClassPN2.5PN6PN10PN16PN25PN40PN63PN100

SIZE: 1/2" TO 48"

6.UNI FLANGES

TYPES: UNI227622772278608360846088608922992280228122822283... (PLSOWNBLTH) FLANGES

Pressure ClassPN0.25-250MAP

SIZE: 1/2" TO 48"

7.GOST FLANGES

TYPES:Plate Flanges(GOST12820-80); Blind Flanges(GOST12836-67); Wedling neck Flanges(GOST12821-80); Steel Butt-Welded Flanges GOST12821-80

Pressure Class:PN=0.6--PN10,0 (100 /2)

SIZE: 1/2" TO 48"

 

8.AS2129 AND AS4087 FLANGES

TYPES:1.Plate Flanges Table D Blind;2.Plate Flanges Table D Slip on  Drilled; 3. Plate Flanges Table E Blind;4.Plate Flanges Table E Slip on Drilled;5.Flanges Tables H Blind;6.Plate Flanges Table H Slip on Drilled; 7.DIN PN16 Plate Flanges;8.Forged Flanges Table D Slip on;9.Forged Flanges Table D Screwed;10.Forged Flanges Table D Screwed GAL;11.Forged Flanges Table E Slip on;12.Forged Flanges Table E Screwed;13.Forged Flanges Table E Screwed GAL;14.Forged Flanges Table H Slip on;15.Forged Flanges Table H Screwed

SIZE: 1/2" TO 48"   Welcome to contact with us and welcome to our factory.   Gost 12820-80 Flange fittings    Our advantage:   1.You can have your own logo on the product the carbon steel standard slip on flanges .   2.We can make flanges according customer's drawings.   3.We have mass stock of standard flanges, you needn't worry about the delivery.  4.We have a lage market and many customers. 5.If you have the repuirement please feel free to tell us.      

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