Ecer asks for your consent to use your personal data to:
Personalised advertising and content, advertising and content measurement, audience research and services development
Store and/or access information on a device
Your personal data will be processed and information from your device (cookies, unique identifiers, and other device data) may be stored by, accessed by and shared with 135 TCF vendor(s) and 65 ad partner(s), or used specifically by this site or app.
Some vendors may process your personal data on the basis of legitimate interest, which you can object to by do not consent. Contact our platform customer service, you can also withdraw your consent.
Your message must
be between 20-3,000 characters!
Submit Requirement
Thank You！
Your requirement has been sent. we will contact you quickly!
{"title":"ANSI DIN EN 304 316L Blind Stainless Steel Flanges International-Standard","imgUrl":"https:\/\/img.chinax.com\/nimg\/25\/de\/c596d544e1179b3843949c6a342d-200x200-1\/ansi_din_en_304_316l_blind_stainless_steel_flanges_international_standard.jpg","attrs":{"Brand Name":"Yuhao","Model Number":"flanges","Certification":"ISO, API, BV, CE ...","Place of Origin":"China"}}
{"title":"304L 304 Stainless Steel Flanges JIS Raised Face Weld Neck Flange","imgUrl":"https:\/\/img.chinax.com\/nimg\/4d\/75\/3fcdcd5b715a94d954fbfe8d1a7c-200x200-1\/304l_304_stainless_steel_flanges_jis_raised_face_weld_neck_flange.jpg","attrs":{"Material":"304, 304L, 316, 316L","Application":"Connection, Decoration, oil and gas, Automative, New Energy","Standard":"ASTM, AISI, GB, JIS","Flange face type":"RF (Raised Face), RTJ (Ring Type Joint)"}}
{"title":"ASTM 304 304L 300LB Ss Raised Face Threaded Stainless Steel Flanges","imgUrl":"https:\/\/img.chinax.com\/nimg\/15\/c8\/59ad0711a956a42eaf716558260e-200x200-1\/astm_304_304l_300lb_ss_raised_face_threaded_stainless_steel_flanges.jpg","attrs":{"Brand Name":"Yuhao","Model Number":"Silp on flanges","Certification":"ISO, API, BV, CE ...","Place of Origin":"China"}}
{"title":"Hydrostatic Test Certified Forged Stainless Steel Flanges for Seamless","imgUrl":"https:\/\/img.chinax.com\/nimg\/b9\/6b\/46b0904312a81c2c087d5ff7a658-200x200-1\/hydrostatic_test_certified_forged_stainless_steel_flanges_for_seamless_integration_in_fluid_systems.jpg","attrs":{"Connection Type":"Weld Neck, Slip On, Blind, Socket Weld, Threaded, Lap Joint","Facetype":"Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ)","Certification":"ISO 9001","Price":"FOB\/CIF Price, Subject To Size, Material, Pressure Class; Quotation Upon Drawings\/specifications"}}
{"title":"Passivated Corrosion Resistant Stainless Steel Flanges Forged with DN6-DN800","imgUrl":"https:\/\/img.chinax.com\/nimg\/c3\/19\/38d9aa13aa4c6c599bc004953055-200x200-1\/passivated_corrosion_resistant_stainless_steel_flanges_forged_with_dn6_dn800_diameter_range_for_oil_gas_and_water_pipeline_systems.jpg","attrs":{"Diameter Range":"DN6-DN800","Weight":"Varies By Size And Type","Delivery Time":"10\u201125 Working Days For Stock Items; 25\u201140 Working Days For Customized Forging Orders","Testing":"Ultrasonic Test, PMI, Hydrostatic Test"}}
{"title":"Antirust Oil Coated Stainless Steel Flanges 100% Test Before Delivery with DN15","imgUrl":"https:\/\/img.chinax.com\/nimg\/82\/18\/f3034a7e9d5c328a602025b52540-200x200-1\/antirust_oil_coated_stainless_steel_flanges_100_25_test_before_delivery_with_dn15_dn1800_dimensions.jpg","attrs":{"Surface Treatment":"Antirust Oil","Weight":"Varies By Size And Type","Test":"100% Test Before Delivery","Payment Terms":"EXW\/FOB\/CIF\/CFR Acceptable"}}
{"title":"Stainless Steel Flanges SS Flanges DN15-DN1800 Class 150-1500 Antirust Oil","imgUrl":"https:\/\/img.chinax.com\/nimg\/e2\/7a\/321cec81b5f823fbdc6d4b2c2fe3-200x200-1\/stainless_steel_flanges_ss_flanges_dn15_dn1800_class_150_1500_antirust_oil_coated_for_industrial_piping_systems.jpg","attrs":{"Packaging Details":"Anti\u2011rust Paper Wrapped, Packed In Seaworthy Plywood Wooden Cases; Palletized For Bulk Shipment","Quality Control":"\u00b10.01mm","Weight":"Varies By Size And Type","Dimensions":"DN15-DN1800"}}
Stainless Steel Blind Flange is an essential sealing component engineered to terminate and seal industrial piping systems. Manufactured from high-grade 304/316L stainless steel, this blind flange features a solid flat structure, delivering superior leak-proof performance, strong corrosion resistance and lasting durability for diverse industrial scenarios.
As a specialized end cap flange, the stainless steel blind flange serves both permanent and temporary sealing needs—ideal for closing pipeline openings during maintenance, pressure testing, or system shutdowns. Its solid design forms a tight seal with gaskets, preventing media leakage and safeguarding piping systems from external impurities.
Our stainless steel blind flanges adhere to strict international standards (ANSI/ASME B16.5, DIN 2642, EN 1092-1), available in various sizes, pressure classes (150–2500) and surface finishes (pickled, passivated, polished) to meet diverse industrial piping sealing requirements.
The 304 stainless steel blind flange suits general industrial applications (water treatment, HVAC, light manufacturing), while the 316L blind flange provides enhanced corrosion resistance for harsh environments like chemical processing, marine engineering and oil & gas auxiliary pipelines.
Every stainless steel blind flange undergoes rigorous quality inspections, including material composition testing, dimensional accuracy verification and surface defect screening, ensuring seamless integration with piping systems and long-term reliable sealing performance.
Widely used in chemical, oil & gas, water treatment and manufacturing industries, the stainless steel blind flange is favored for its leak-proof reliability, easy installation and versatility, becoming an indispensable component for pipeline termination and maintenance.
We offer standard and custom stainless steel blind flanges, supported by professional technical guidance and competitive pricing, serving as your reliable partner for all industrial piping sealing needs.
►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, seamlessl... 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, seamlessl...
