NACE Fittings & Flanges

nace fittings & flanges

 

Refer NACE certified fittings and pipe flanges specifications

NACE Fittings specifications

 

 

Specification of NACE flange

 

 

Get quick delivery of NACE approval buttweld fittings and forged flanges with all face and types

Most selling types of NACE approval fittings

NACE Elbow

NACE Elbow

NACE Approved Tee

NACE Approved Tee

NACE Certified Reducer

NACE Certified Reducer

National Association of Corrosion Engineers End Cap

National Association of Corrosion Engineers End Cap

NACE Stub End

NACE Stub End

NACE Certified Pipe Bend

NACE Certified Pipe Bend

 

Top 9 type of NACE certified forged flanges

NACE blind flange

NACE blind flange

NACE approved weld neck flange

NACE approved weld neck flange

NACE certified long weld neck flange

NACE certified long weld neck flange

NACE slip on flange

NACE slip on flange

NACE certified socket weld flange

NACE certified socket weld flange

NACE stainless steel threaded flange

NACE stainless steel threaded flange

NACE approval carbon steel lap Joint flange

NACE approval carbon steel lap Joint flange

NACE super duplex 2507 spectacle blind flange

NACE super duplex 2507 spectacle blind flange

NACE approval alloy 625 orifice flange

NACE approval alloy 625 orifice flange

 

Check NACE certified elbow and blind flange environmental limits

NACE pipe fittings environmental limits

Material Grade Application Condition Max. H2S Partial Pressure In (PSI (kPa)) Max. Temperature In (Fº & Cº)
Stainless Steel 316L Surface applications only Solution annealed 15 (100) 140 (60)
Super Duplex 2507 Any equipment Solution annealed 3 (20) 450 (232)
Hastelloy C276 Any component Annealed and Cold-drawn Any 400 (204)
Monel 400 Any component Cold-worked condition permitted
Inconel 625 Any equipment Annealed and Cold-drawn 300 (2000) 425 (218)
Incoloy 825 Any equipment Annealed and Cold-drawn 200 (1400) 350 (177)

 

By ordering all sizes NACE weld neck flanges directly from a manufacturer in India, refer to cracking types of NACE approval welded tee/ reducer

Cracking types of NACE pipe flanges

  • Hydrogen-induced craking
  • Stepwise cracking
  • Galvanically induced hydrogen stress cracking
  • Stress-oriented hydrogen-induced cracking
  • Soft zone cracking
  • Stress corrosion cracking
  • Sulfide stress cracking
Cracking types of NACE pipe flanges

 

Know more about NACE pipe fittings chemical composition, and NACE certified slip on flanges material requirements as per ASME b16.9/ ANSI B16.5.

NACE buttweld fittings chemical composition

  • Sulfur (S) = ≤ 0.002%
  • Phosphorus (P) = ≤ 0.020%
  • Carbon (C) = ≤ 0.10%

Manufacturing Origin and Standards

China Russia Japan Europe France Germany
GB/T 9112 / 9119 Ghost JIS ISO 7005, BS EN 1092-2 (Iron), PN NF E 29-200/ NF E 29-203 DIN
Europe USA Korea Malaysia Australia Canada
EN ASME, ASTM, MSS SP44, AWWA, API-605 KS MS 816, MS 253 AS 2129 CSA B16.5/ B16.47
Australia and UK Italy Europe Europe USA
BS 10 UNI 2276/ 6091 BS EN 1092-1 (Steel) BS EN 1092-3 (Alloy) ANSI

 

NACE certified fittings & flanges material requirements

NACE certified fittings & flanges material requirements
  • Stainless Steel
  • Carbon Steel
  • Super Duplex 2507
  • Inconel 625
  • Inconel 825
  • Hastelloy C276
  • Monel 400

 

Testing methods of NACE approval elbow

Two Types of NACE test methods

  • HIC test
  • SSC test