Hello. Sign In
Standards Store

BS 1640-4

1968 Edition, March 21, 1968

Complete Document

Steel Butt-Welding Pipe Fittings for the Petroleum Industry Part 4: Wrought and Cast Austenitic Chromium-Nickel Steel Fittings

View Abstract
Product Details
Document History

Detail Summary

Superseded By: BS EN 10253-3

Additional Comments:
W/D S/S BY BS EN 10253-3 AND BS EN 10253-4
Price (USD)
Secure PDF
Single User
In Stock
Add to Cart

Product Details:

  • Revision: 1968 Edition, March 21, 1968
  • Published Date: January 1968
  • Status: Superseded By:
  • Superseded By: BS EN 10253-3
  • Document Language: English
  • Published By: British Standards Institution (BSI)
  • Page Count: 20
  • ANSI Approved: No
  • DoD Adopted: No

Description / Abstract:

Dimensions and tolerances, materials, methods of manufacture, pressure/temperature ratings, marking, inspection, tests for seamless and fabricated fittings: 45° long radius elbows, 90° long and short radius elbows, 90° long radius tangent elbows, long and short radius return bends, equal and reducing tees, concentric and eccentric reducers, caps and lap-joint stub ends, of sizes 19 mm to 609.5 mm. Welding-neck flanges not included.