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{"title":"Vibration-Resistant Blind Stainless Steel Flanges Self-Locking High-Frequency","imgUrl":"https:\/\/img.chinax.com\/nimg\/c5\/eb\/36bd4f9cbcb27eb1da29e1a10a60-200x200-1\/vibration_resistant_blind_stainless_steel_flanges_self_locking_high_frequency.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 a vibration-stabilized sealing component engineered for piping systems under high-frequency vibration and cyclic load. Fabricated from 316L stainless steel with reinforced bolt seats, it maintains leak-tight integrity in dynamic operating environments like pump stations, compressors, power generation units, and offshore drilling platforms with constant mechanical vibration.
Its key advantages are anti-vibration performance and structural stability. Equipped with self-locking bolts and shock-absorbing gasket grooves, it prevents bolt loosening and gasket displacement caused by long-term vibration—eliminating potential leaks in dynamic. The forged integral structure enhances rigidity, resisting deformation under cyclic load, while the precision-machined sealing face ensures consistent contact pressure even during frequent vibration.
Compliant with API 6A, ASME B16.5, and EN 1092-1 standards, our blind flanges cover sizes from 1/2" to 48" and pressure classes up to Class 600, suitable for medium to high-pressure dynamic systems. Each unit undergoes vibration fatigue testing and torque retention verification, meeting industrial standards for dynamic sealing. The matched shock-absorbing gaskets (metal-wound, aramid fiber) further boost anti-vibration capability.
As a dynamic flange specialist, we optimize designs for vibration resistance. Our team provides tailored solutions—including custom bolt locking mechanisms and gasket matching for specific vibration frequencies—and offers technical guidance on installation torque and anti-loosening measures. We also supply torque verification tools to ensure on-site installation meets anti-vibration requirements.
For high-frequency vibration piping systems demanding stable, leak-proof sealing, our Stainless Steel Blind Flange is the trusted choice. Partner with us for durable, anti-vibration flanges that ensure long-term reliability in dynamic operating environments.
►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...
