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304/316L Stainless Steel Blind Flange – Heavy-Duty Leak-Proof Sealing for Industrial Piping Systems

304/316L Stainless Steel Blind Flange – Heavy-Duty Leak-Proof Sealing for Industrial Piping Systems

MOQ: 100 κιλά
Τιμή: Negotation
Τυπική συσκευασία: Συσκευάζονται συνήθως σε συμβατικές ξύλινες θήκες εξαγωγής.
Προθεσμία παράδοσης: 2-10 εργάσιμες ημέρες
Μέθοδος πληρωμής: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Δυνατότητα ανεφοδιασμού: 2000 τόνοι/μήνα
Πληροφορίες λεπτομέρειας
Τόπος καταγωγής
Κίνα
Μάρκα
Yuhao
Πιστοποίηση
ISO, API, BV, CE ...
Αριθμό μοντέλου
πέλματα
υλικό:
304, 304L, 316, 316L
εφαρμογή:
Σύνδεση, Διακόσμηση, πετρέλαιο και φυσικό αέριο, Αυτοματισμού, Ναυπηγική, Κατασκευή
Πρότυπο:
ASTM, AISI, GB, JIS
Πακέτο:
Standard Seaworthy Packagel, ξύλινες θήκες...
Σύνδεση:
Συγκόλληση
Πίεση:
Κλάση 150/300/600/9001500/2500
Τύπος:
Τοποθέτηση σωλήνων
Σχήμα:
Στρογγυλό σχήμα
Μέγεθος:
DN10-DN2000
Περιγραφή προϊόντων

Stainless Steel Blind Flange



►Product Description

Stainless Steel Blind Flange is a heavy-duty sealing component for industrial piping closure and isolation. Made from 304/316L stainless steel, it has a sturdy solid construction, offering superior leak-proof performance, corrosion resistance and durability for demanding industrial environments.

As a dedicated piping end cap, it suits permanent and temporary sealing—ideal for closing pipelines during maintenance, pressure testing, shutdowns or isolation. Its solid flat design forms a tight gasket seal, preventing leakage and shielding pipelines from external debris.

Our blind flanges comply with ANSI/ASME B16.5, DIN 2642, EN 1092-1 standards, available in various sizes, 150–2500 pressure classes and surface finishes to meet diverse industrial sealing needs.

304 blind flanges fit general industrial use (water treatment, HVAC, light manufacturing); 316L variants offer enhanced corrosion resistance for harsh environments like chemical processing, marine engineering and oil & gas auxiliary pipelines.

Each blind flange undergoes strict quality checks (material testing, dimensional verification, surface inspection) to ensure seamless integration and long-term reliable sealing.

Widely used in chemical, oil & gas, water treatment and manufacturing, it is valued for heavy-duty reliability, easy installation and versatility—essential for piping termination, maintenance and isolation.

We offer standard and custom stainless steel blind flanges with professional technical support and competitive pricing, providing tailored reliable sealing solutions for your industrial piping.

►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

304/316L Stainless Steel Blind Flange – Heavy-Duty Leak-Proof Sealing for Industrial Piping Systems 0

304/316L Stainless Steel Blind Flange – Heavy-Duty Leak-Proof Sealing for Industrial Piping Systems 1

304/316L Stainless Steel Blind Flange – Heavy-Duty Leak-Proof Sealing for Industrial Piping Systems 2


►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.

προϊόντα
λεπτομέρειες για τα προϊόντα
304/316L Stainless Steel Blind Flange – Heavy-Duty Leak-Proof Sealing for Industrial Piping Systems
MOQ: 100 κιλά
Τιμή: Negotation
Τυπική συσκευασία: Συσκευάζονται συνήθως σε συμβατικές ξύλινες θήκες εξαγωγής.
Προθεσμία παράδοσης: 2-10 εργάσιμες ημέρες
Μέθοδος πληρωμής: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Δυνατότητα ανεφοδιασμού: 2000 τόνοι/μήνα
Πληροφορίες λεπτομέρειας
Τόπος καταγωγής
Κίνα
Μάρκα
Yuhao
Πιστοποίηση
ISO, API, BV, CE ...
Αριθμό μοντέλου
πέλματα
υλικό:
304, 304L, 316, 316L
εφαρμογή:
Σύνδεση, Διακόσμηση, πετρέλαιο και φυσικό αέριο, Αυτοματισμού, Ναυπηγική, Κατασκευή
Πρότυπο:
ASTM, AISI, GB, JIS
Πακέτο:
Standard Seaworthy Packagel, ξύλινες θήκες...
Σύνδεση:
Συγκόλληση
Πίεση:
Κλάση 150/300/600/9001500/2500
Τύπος:
Τοποθέτηση σωλήνων
Σχήμα:
Στρογγυλό σχήμα
Μέγεθος:
DN10-DN2000
Ποσότητα παραγγελίας min:
100 κιλά
Τιμή:
Negotation
Συσκευασία λεπτομέρειες:
Συσκευάζονται συνήθως σε συμβατικές ξύλινες θήκες εξαγωγής.
Χρόνος παράδοσης:
2-10 εργάσιμες ημέρες
Όροι πληρωμής:
L/C,D/A,D/P,T/T,Western Union,MoneyGram
Δυνατότητα προσφοράς:
2000 τόνοι/μήνα
Περιγραφή προϊόντων

Stainless Steel Blind Flange



►Product Description

Stainless Steel Blind Flange is a heavy-duty sealing component for industrial piping closure and isolation. Made from 304/316L stainless steel, it has a sturdy solid construction, offering superior leak-proof performance, corrosion resistance and durability for demanding industrial environments.

As a dedicated piping end cap, it suits permanent and temporary sealing—ideal for closing pipelines during maintenance, pressure testing, shutdowns or isolation. Its solid flat design forms a tight gasket seal, preventing leakage and shielding pipelines from external debris.

Our blind flanges comply with ANSI/ASME B16.5, DIN 2642, EN 1092-1 standards, available in various sizes, 150–2500 pressure classes and surface finishes to meet diverse industrial sealing needs.

304 blind flanges fit general industrial use (water treatment, HVAC, light manufacturing); 316L variants offer enhanced corrosion resistance for harsh environments like chemical processing, marine engineering and oil & gas auxiliary pipelines.

Each blind flange undergoes strict quality checks (material testing, dimensional verification, surface inspection) to ensure seamless integration and long-term reliable sealing.

Widely used in chemical, oil & gas, water treatment and manufacturing, it is valued for heavy-duty reliability, easy installation and versatility—essential for piping termination, maintenance and isolation.

We offer standard and custom stainless steel blind flanges with professional technical support and competitive pricing, providing tailored reliable sealing solutions for your industrial piping.

►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

304/316L Stainless Steel Blind Flange – Heavy-Duty Leak-Proof Sealing for Industrial Piping Systems 0

304/316L Stainless Steel Blind Flange – Heavy-Duty Leak-Proof Sealing for Industrial Piping Systems 1

304/316L Stainless Steel Blind Flange – Heavy-Duty Leak-Proof Sealing for Industrial Piping Systems 2


►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.