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ANSI B16.5 Blind Flange 3" 150# A105 Carbon Steel
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Product Description
ANSI B16.5 blind flange, 3" (NPS 3) Class 150, ASTM A105 carbon steel. Raised-face blind flange for terminating a piping run, closing a vessel nozzle or providing a future connection point. Standard dimensional data per ASME B16.5 (see our ASME B16.5 Class 150 flange dimensions guide). Applications: general process piping, marine, oil & gas, water. Interchange to EN 1092-1 blind flange requires check of bolt pattern (see PN16 vs Class 150 compatibility note).
Technical Specifications
- Standard
- ASME B16.5
- Type
- Blind (BL)
- Nominal Size
- 3"
- Class
- 150#
- Material
- ASTM A105 Forged Carbon Steel
- Face
- Raised Face (RF), Ra 3.2-6.3 μm
- Max Working Pressure
- 20 bar @ 38°C
- Test Pressure
- 1.5x rated
- Temperature
- -29°C to +427°C
Standards & Compliance
- Standard
- ASME B16.5
- Material
- ASTM A105 Carbon Steel
- Pressure Rating
- 150# (20 bar)
- Temperature Range
- -29°C to +427°C
- HS Code
- 7307.21
Product Documentation
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Catalogue entry last verified: 2026-08-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy B16.5-BL-3-150?
- B16.5-BL-3-150 can be ordered from cballast.com: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this product?
- The manufacturer part number is B16.5-BL-3-150.
- What is the HS code for B16.5-BL-3-150?
- The customs tariff (HS) code for B16.5-BL-3-150 is 7307.21.
- Is a datasheet available for B16.5-BL-3-150?
- Yes — the B16.5-BL-3-150 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for B16.5-BL-3-150?
- The minimum order quantity is 1.
- Is B16.5-BL-3-150 available?
- Yes — B16.5-BL-3-150 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).
- How do I get a price for B16.5-BL-3-150?
- Request a quotation with the quote button on this page or by email to sales@cballast.com — we reply within 24 hours with price, availability and lead time.