Neminox Steel & Engineering Co. are Manufacturer, Exporter and Supplier of Spectacle Blind Flanges. ANSI B 16.5 Spectacle Blind Flanges are ideal for lower pressure applications. Spectacle Blind Flanges are used on heat coupling of pipes and are customized as per the specifications of our clients. Spectacle Blind Flanges are made using premium best quality materials.

These flanges are commonly applicable in systems that continuously need to be segregated from fittings. Spectacle flanges are nothing but two discs that are joined together. These flanges are also known as figure eight blind flanges.

ASME B16.47 Spectacle Blind Flanges, alloy steel Spectacle Blind flange, Raised Face A105 Carbon Steel Spectacle Blind Flange, Spectacle Blind Flange In Pn16 Dimensions, DIN Spectacle Blind Flanges Supplier & in India.

Types Of Grade Spectacle Blind Flanges

Stainless Steel Spectacle Blind Flange

Alloy Steel Spectacle Blind Flange

Carbon Steel Spectacle Blind Flange

These spectacle flanges have 3 types: spade, spacer, and spectacle blind flanges. When these spacer and spade flanges are combined, they make spectacle blind flanges. These 16.5 Spectacle flanges are made for temporary purposes and are commonly applicable in industries where regular separation of pipes is mandatory. One head of the flange has an opening, and the other side is entirely packed. These are permanent applications with a swing that helps switch the sides of the flange.

Chemical composition:
The chemical composition of B16.5 Spectacle Blind flanges includes high amounts of chromium, molybdenum, manganese, etc. These elements are known for providing high strength and flexibility to the grade, and it also offers various qualities for the grade. Spectacle blind flange offers excellent performance in heat treatments.

Spectacle Blind Flange 150 Lbs, SS Spectacle Blind Flange Manufacturer, Spectacle Blind Flange ASME B16.5 Class 300, Spectacle Blind Flange Class 600, carbon steel Spectacle Blind flange, ANSI B16.5 Spectacle Blind Flanges, Api 6A Spectacle Blind Flange

Spectacle blind flanges are installed in various piping systems as a permanent device, and this device can provide various services at the same time. JIS Spectacle Blind Flanges Dimensions are generally used for multiple industries such as petrochemical, sintering, steel plants, food and beverages, paper, cement, sugar, dairy, Etc.

SPECTACLE BLIND FLANGES SPECIFICATION :

Dimensions –

 

Class 150 Spectacle Blind Flanges Dimensions:

NPS	Outside Ø   A	Inside Ø   B	Centerline   C	Thickness   t	Web Width   W
1/2	45	16	60	3	38
3/4	54	21	70	3	38
1	64	27	80	3	38
1¼	73	42	90	6.4	38
1½	83	48	100	6.4	38
2	102	61	120	6.4	51
2½	107	73	140	6.4	51
3	133	89	150	6.4	64
3½	159	102	175	9.7	64
4	172	114	190	9.7	64
5	194	141	215	9.7	76
6	219	168	240	12.7	76
8	276	219	300	12.7	76
10	337	273	360	15.7	102
12	406	324	430	19.1	102
14	448	356	475	19.1	108
16	511	406	460	22.4	108
18	546	457	580	25.4	114
20	603	508	635	28.4	121
24	714	610	750	31.8	140

 

Class 300 Spectacle Blind Flanges Dimensions:

NPS	Outside Ø   A	Inside Ø   B	Centerline   C	Thickness   t	Web Width   W
1/2	51	16	65	6.4	38
3/4	64	21	80	6.4	38
1	70	27	90	6.4	38
1¼	79	42	100	6.4	38
1½	92	48	115	6.4	38
2	108	61	125	9.7	51
2½	127	73	150	9.7	51
3	146	89	170	9.7	64
3½	162	102	185	12.7	64
4	178	114	200	12.7	64
5	213	141	235	15.7	76
6	248	168	270	15.7	76
8	305	219	330	22.4	76
10	359	273	385	25.4	102
12	419	324	450	28.4	102
14	483	356	515	31.8	108
16	536	406	570	38.1	108
18	594	457	630	41.1	114
20	651	508	685	44.5	121
24	772	610	810	50.8	140

 

Class 600 Spectacle Blind Flanges Dimensions:

NPS	Outside Ø   A	Inside Ø   B	Centerline   C	Thickness   t	Web Width   W
1/2	51	16	65	6.4	38
3/4	64	21	80	6.4	38
1	70	27	90	6.4	57
1¼	79	37	100	9.7	57
1½	92	43	115	9.7	67
2	108	55	125	9.7	57
2½	127	67	150	12.7	67
3	146	83	170	12.7	67
3½	159	96	185	15.7	76
4	191	108	215	15.7	76
5	238	135	265	19.1	86
6	264	162	290	22.4	86
8	318	212	350	28.4	95
10	397	265	430	35.1	105
12	454	315	490	41.1	105
14	489	346	525	44.5	114
16	562	397	605	50.8	124
18	610	448	655	53.8	133
20	679	497	725	63.5	133
24	787	597	840	73.2	152

 

Class 600 Spectacle Blind Flanges Dimensions:

NPS	Outside Ø   A	Inside Ø   B	Centerline   C	Thickness   t	Web Width   W
1/2	60	16	80	6.4	38
3/4	67	21	90	6.4	41
1	76	27	100	6.4	57
1¼	86	37	110	9.7	57
1½	95	43	125	9.7	67
2	140	55	165	12.7	57
2½	162	67	190	12.7	67
3	165	83	190	15.7	67
4	203	108	235	19.1	76
5	244	135	280	22.4	86
6	286	162	320	25.4	86
8	356	212	395	35.1	95
10	432	265	470	41.1	105
12	495	315	535	47.8	105
14	518	346	560	53.8	114
16	572	397	615	60.5	124
18	635	448	685	66.5	133
20	696	497	750	73.2	133
24	835	597	900	88.9	152