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{"title":"304\/316L Stainless Steel Blind Flange \u2013 Corrosion-Resistant, Leak-Proof for","imgUrl":"https:\/\/img.ismap.com\/nimg\/b8\/c9\/dd220afe379299a3a36c62112646-200x200-1\/304_2f316l_stainless_steel_blind_flange_e2_80_93_corrosion_resistant_2c_leak_proof_for.jpg","attrs":{"Brand Name":"Yuhao","Model Number":"Flanges","Certification":"ISO, API, BV, CE ...","Place of Origin":"China"}}
{"title":"316, 316L, 304, 304L, Carbon Stainless Steel Blind Flange RF PN10 F316L","imgUrl":"https:\/\/img.ismap.com\/nimg\/5d\/b2\/fa1a23628f6ba5bd59a74ad10397-200x200-1\/316_2c_316l_2c_304_2c_304l_2c_carbon_stainless_steel_blind_flange_rf_pn10_f316l.jpg","attrs":{"Brand Name":"Yuhao","Model Number":"Flanges","Certification":"ISO, API, BV, CE ...","Place of Origin":"China"}}
{"title":"ASTM, AISI, GB, JIS Stainless Steel Weld Neck Flange JIS RF Class150-2500","imgUrl":"https:\/\/img.ismap.com\/nimg\/ef\/83\/0d82af200eddf237c0befce89281-200x200-1\/astm_2c_aisi_2c_gb_2c_jis_stainless_steel_weld_neck_flange_jis_rf_class150_2500.jpg","attrs":{"Brand Name":"Yuhao","Model Number":"flanges","Certification":"ISO, API, BV, CE ...","Place of Origin":"China"}}
{"title":"DIN 86029 Stainless Steel Blind Flange RF PN10 F316L","imgUrl":"https:\/\/img.ismap.com\/nimg\/b9\/6b\/46b0904312a81c2c087d5ff7a658-200x200-1\/din_86029_stainless_steel_blind_flange_rf_pn10_f316l.jpg","attrs":{"Brand Name":"Yuhao","Model Number":"Flanges","Certification":"ISO, API, BV, CE ...","Place of Origin":"China"}}
{"title":"Stainless Steel Blind Flange - Vibration-Resistant Seal for High-Frequency","imgUrl":"https:\/\/img.ismap.com\/nimg\/a2\/70\/1f65d5f66c29212a2b91b3d54ae3-200x200-1\/stainless_steel_blind_flange_vibration_resistant_seal_for_high_frequency_operating_piping.jpg","attrs":{"Brand Name":"Yuhao","Model Number":"Flanges","Certification":"ISO, API, BV, CE ...","Place of Origin":"China"}}
{"title":"Stainless Steel Weld Neck Flange JIS RF 1\/2" to 24" Class150-2500","imgUrl":"https:\/\/img.ismap.com\/nimg\/2a\/6f\/436300e7c2c8bbc4535a0cf1ec7a-200x200-1\/stainless_steel_weld_neck_flange_jis_rf_1_2f2_22_to_24_22_class150_2500.jpg","attrs":{"Brand Name":"Yuhao","Model Number":"flanges","Certification":"ISO, API, BV, CE ...","Place of Origin":"China"}}
{"title":"Stainless Steel Blind Flange - Quick-Disconnect Design for Piping Maintenance &","imgUrl":"https:\/\/img.ismap.com\/nimg\/5d\/b2\/fa1a23628f6ba5bd59a74ad10397-200x200-1\/stainless_steel_blind_flange_quick_disconnect_design_for_piping_maintenance_26_temporary_sealing.jpg","attrs":{"Brand Name":"Yuhao","Model Number":"Flanges","Certification":"ISO, API, BV, CE ...","Place of Origin":"China"}}
Stainless Steel Blind Flange is a high-performance sealing component specifically designed for industrial piping termination and closure. Crafted from premium 304/316L stainless steel, this blind flange boasts a robust solid structure, delivering exceptional leak-proof sealing, strong corrosion resistance and long-term durability across various industrial applications.
Designed as a specialized end cap, the stainless steel blind flange caters to both permanent and temporary piping sealing needs—perfect for closing pipeline openings during maintenance, pressure testing, or system shutdowns. Its solid flat design creates a tight seal with gaskets, preventing media leakage and protecting piping systems from external contaminants.
Our stainless steel blind flanges meet strict international standards, including ANSI/ASME B16.5, DIN 2642 and EN 1092-1, with a comprehensive range of sizes, 150–2500 pressure classes and surface finishes (pickled, passivated, polished) to fulfill diverse industrial piping sealing demands.
The 304 stainless steel blind flange is ideal for general industrial scenarios (water treatment, HVAC, light manufacturing), while the 316L stainless steel blind flange offers enhanced corrosion resistance, suitable for harsh environments like chemical processing, marine engineering and oil & gas auxiliary pipelines.
Each stainless steel blind flange goes through rigorous quality control inspections, including material composition testing, dimensional accuracy verification and surface defect screening, ensuring seamless integration with piping systems and reliable long-term sealing performance.
Widely applied in chemical, oil & gas, water treatment and manufacturing industries, the stainless steel blind flange is valued for its leak-proof reliability, easy installation and versatility, becoming a must-have component for piping termination and maintenance work.
We provide both standard and custom stainless steel blind flanges, supported by professional technical advice and competitive pricing, making us your trusted partner for all industrial piping sealing solutions.
►Product Size
DN
Pipe OD
Connection Size
Flange Thickness(mm) C
Flagne ID
A
B
Flange OD
Bolt Hole Circle Diameter
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
►Shot Shoot
►FAQ
Q1: Delivery time?
A: 1- 7 days for small order.10- 20 days for big order.
Q2: Are you manufacturer or trading company?
A: We are not only manufacturer but also a trading company,we have more than 12years export experience.
Q3: What is your minimum order quantity?
A: The MOQ for each product is different, so it would be recommended to refer to the detail page of the product you are interested in. If you need further clarification, send me the product link, and I will reply as soon as possible.
Q4: Do you provide samples ? Is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q5: How long is your production lead time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Yuhao Stainless Steel: Your Trusted Partner in Industrial Pipe Fittings
Company Overview
Since its establishment in 2018, YuHao Stainless Steel has remained steadfast in its commitment to excellence. Today, we stand as a specialized manufacturer of industrial pipe fittings, seamlessly integrating p... Yuhao Stainless Steel: Your Trusted Partner in Industrial Pipe Fittings
Company Overview
Since its establishment in 2018, YuHao Stainless Steel has remained steadfast in its commitment to excellence. Today, we stand as a specialized manufacturer of industrial pipe fittings, seamlessly integrating p...
