Bonyan Tajhiz Jonoub, materials engineering company

Oil Field & Petrochemical Supplies

Steam, Air, Water Equipments

Steam, Air, Water




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We have a wide range of flanges, semi-finished flanges and forgings to ANSI, DIN, API, BS and MSS-SP standards. Sizes from 1/8" to 56" NB in all possible pressure classes.

Forged fittings to ANSI B16.11 / BS3799 - Socket Weld & Screwed
Sizes to ANSI B16.11 / BS3799 - Socket Weld & Screwed
1/8" - 4" NB
Classes 3000# - 6000# - 9000#
Types include Elbows 90, Elbow 45, Street Elbows, Tees, Couplings, Caps, Plugs, Bushings, Reducing Inserts, Crosses, Unions and Nipples
Forged olets Calculated to Stoomwezen Rules or customer design data 1/2" - 24" NB, 3000# - 6000#, sch. STD - XXS, Plain / BW / SCR (NPT or BSP)
Types include Weldolets, Sockolets, Threadolets, Nipolets, Latrolets, Sweepolets, Elbolets & Nipoflanges
  The delivery programme for fittings also includes a complete range of PIPE NIPPLES and SWAGE NIPPLES.
Carbon Steel
A105 C21, C22.8 EN10222-2  
A350 LF2, LF3, LF4, LF6 EN10222-4  
A694 F42 / F52 / F60 / F65 / F70 EN10222-3  
Alloy Steel
A182 F1, F5 ,F9, F11/12,F22, F91 15 Mo3, 13CrMo44 15Mo3, 13CrMo44,
    10CrMo9-10 10CrMo9-10,
    X10CrMoVNb9-1 X10CrMoVNb9-1
Stainless Steel
A182 F304 (L/H) UNS S30400 WSt. 1.4301 EN10222-5
A182 F316 (L/H/Ti) UNS S31600 WSt. 1.4401 EN10222-5
A182 F321 (H) UNS S32100 WSt. 1.4541 EN10222-5
A182 F347 (H) UNS S34700 WSt. 1.4550 EN10222-5
A182 F44 6Mo UNS S31254 WSt. 1.4529 EN10222-5
A182 F51 Duplex UNS S31803 WSt. 14462 WSt. 14462
A182 F55 Super Duplex UNS S 32750 / 32760  

We stocks an extensive range of fittings according to ANSI / MSS-SP, DIN and other standards, Sizes vary from 1/8" to 48" NB, in seamless or welded, in any wall thickness, to ANSI schedules or heavier.
The delivery programme for BW fittings compliments our stock range of pipe and flanges. All fittings can be supplied at short notices from stock, or manufactured from base material in our stock. Where required, fittings can be supplied with drawings and strength calculations to Stoomwezen, or customer owned design data

Elbows ANSI B16.9 / MSS-SP75 DIN2605 Teil 1 / Teil 2
  LR45 - LR90 - LR 180 3S-45 / 3S-90 / 3S-180
  ANSI B16.28 5S-45 / 5S-90 / 5S-180
  SR90 - SR180 2S-90 / 2S-180
  ANSI / MSS DIN2615 Teil 1 / Teil 2
  ANSI / MSS DIN2615 Teil 1 / Teil 2
  ANSI / MSS DIN2617 / DIN28011
Material Grades ASTM DIN EN10253
Carbon Steel       
  A234 WPB + WPC St.35.8. I & III P235 - P265
  A420 WPL3 + WPL6 TStE 355 + W P275NL2
  A860 WPHY42/ 52 / 60 / 65 / 70 TStE 420 + W P355 - L415
Aloy Steel      
  A234 WP1 16Mo3 16Mo3
  A234 WP5 13CrMo45 13CrMo45
  A234 WP9 10CrMo9-10 10CrMo9-10
  A234WP11/WP12 X10CrMoVNb9-1 X10CrMoVNb9-1
Stainless Steel        
  A403 WP304 (L/H) Wst. 1.4301 WSt. 1.4301
  A403 WP316 (L/H/Ti) WSt. 1.4401 WSt. 1.4401
  A403 WP321 (H) WSt. 1.4541 WSt. 1.4541
  A403 WP347 (H) WSt. 1.4550 WSt. 1.4550
  A815 UNS S31254 6Mo WSt. 1.4529 WSt. 1.4529
  A815 UNS S31803 Duplex WSt. 1.4462 WSt. 1.4462
  A815 UNS s32750 Super Duplex WSt. 1.4501 WSt. 1.4501
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