Name: Stainless Steel Blind Flange
Brand: Zhejiang Yuhao Stainless Steel Co., Ltd
SKU: flanges
Availability: InStock

Stainless Steel Blind Flange

MOQ:	100KGS
Price:	Negotation
Standard Packaging:	They are usually packed in conventional export wooden cases.
Delivery Period:	2-10 work days
Payment Method:	L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Capacity:	2000tons/per month

Stainless Steel Blind Flange is a key sealing component for piping systems, designed to seal pipe ends, valves or equipment openings and prevent media leakage. Crafted from high-grade stainless steel, it features excellent corrosion resistance, suitable for harsh environments like chemical plants, oil & gas industry, water treatment, food processing and marine engineering.

Its core advantages lie in superior material performance and structural design. The stainless steel resists rust, oxidation and acid-alkali corrosion, ensuring stable sealing even under high pressure, high temperature or corrosive media. The solid integral structure enhances pressure-bearing capacity, extending piping system lifespan and reducing maintenance costs.

Manufactured in compliance with ANSI, DIN, JIS and GB international standards, our blind flanges ensure precise dimensions and compatibility with standard piping components. The finely processed smooth surface enables easy installation and tight gasket fitting, boosting construction efficiency. We offer diverse specifications (diameters, thicknesses, pressure ratings) to meet needs from small commercial pipelines to large industrial infrastructure.

Strict quality control runs through the entire production process—from raw material selection to forging, machining, surface treatment and final inspection. As an experienced manufacturer, we provide high-quality products at competitive prices, along with personalized technical support and customized solutions for specific project requirements.

Whether for industrial piping sealing or commercial pipeline maintenance, our Stainless Steel Blind Flange is a reliable choice for secure, long-lasting sealing. Choose us as your trusted partner for high-performance products and professional after-sales service.

DN	Pipe OD		Connection Size		Flange Thickness(mm) C	Flagne ID
DN	A	B	Flange OD	Bolt Hole Circle Diameter	Flange Thickness(mm) C	A	B
10	17.2	14	90	60	14	18	15
15	21.3	18	95	65	14	22.5	19
20	26.9	25	105	75	16	27.5	26
25	33.7	32	115	85	16	34.5	33
32	42.4	38	140	100	18	43.5	39
40	48.3	45	150	110	18	49.5	46
50	60.3	57	165	125	19	61.5	59
65	76.1	76	185	145	20	77.5	78
80	88.9	89	200	160	20	90.5	91
100	114.3	108	220	180	22	116	110
125	139.7	133	250	210	22	143.5	135
150	168.3	159	285	240	24	170.5	161
200	219.1	219	340	295	24	221.5	222
250	273	273	395	350	26	276.5	276
300	323.9	325	445	400	26	328	328
350	355.6	377	505	460	28	360	381
400	406.4	426	565	515	32	411	430
450	457	480	615	565	36	462	485
500	508	530	670	620	38	513.5	535
600	610	630	780	725	42	616.5	636

DN	Pipe OD		Connection Size		Flange Thickness(mm) C	Flagne ID
DN	A	B	Flange OD	Bolt Hole Circle Diameter	Flange Thickness(mm) C	A	B
10	17.2	14	90	60	14	18	15
15	21.3	18	95	65	14	22.5	19
20	26.9	25	105	75	16	27.5	26
25	33.7	32	115	85	16	34.5	33
32	42.4	38	140	100	18	43.5	39
40	48.3	45	150	110	18	49.5	46
50	60.3	57	165	125	19	61.5	59
65	76.1	76	185	145	20	77.5	78
80	88.9	89	200	160	20	90.5	91
100	114.3	108	220	180	22	116	110
125	139.7	133	250	210	22	143.5	135
150	168.3	159	285	240	24	170.5	161
200	219.1	219	340	295	24	221.5	222
250	273	273	395	350	26	276.5	276
300	323.9	325	445	400	26	328	328
350	355.6	377	505	460	28	360	381
400	406.4	426	565	515	32	411	430
450	457	480	615	565	36	462	485
500	508	530	670	620	38	513.5	535
600	610	630	780	725	42	616.5	636

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