Kingdom Special Metals

The specialist for corrosion resistant and heat resistant stainless steels, duplex, nickel alloys and titanium



Company                                    We are specialist in forged flanges, rings, discs and special forgings           


Flanges and forgings                                                                                                                                 A lot of pictures below



                                                   Flanges, rings, discs and special forgings:                                            

Welded pipes and tubes                        - dimensions from 1/2'' till 120''

                                                            - dimensions from DN15 till DN3000

Seamless pipes and tubes                      - pressure from 150 lbs, 300 lbs, 600 lbs, 900 lbs, 1500 lbs till 2500 lbs

                                                            - pressure from PN2,5, PN6, PN10, PN16, PN25, PN40, PN63 (PN64), PN100, PN160, PN250, PN320 till PN400

Stainless Steels                          


DSC00062DSC00757Nickel alloys and titanium


Integral finned tubes


Internal polishing


Testing and quality assurance


Industries and references


Contact us



                                                                    Flanges till 28’’ in 316L with                                                                       Forged lateral T-piece    

                                                                                               dye penetrant  testing                                                                                     of 24’’ in duplex F51





                                                   ASTM / UNS: 304, 304L, 316, 316L, 321, 316Ti, 304H, 321H, 316H, 347, 347H, 317, 317L, 310(S), 309(S), 314,

                                                   316LMo, 410, 446, duplex S31803 / F51, superduplex S32750 and S32760 / F53 / F55, 904L, 6Mo / S31254 / F44

                                                   / 254SMO, F60, A105, A106B, A106C, A350 LF2, A350 LF3, A335 P11 (F11), A335 P12 (F12 / 1.7335 /13CrMo44),

                                                   A335 P22 (F22), A335 P91 (F91), A335 P92 (F92), WB36 (1.6368 / 15NiCuMoNb5-6-4), C22.8 (1.0460),

                                                   20SiMn2MoVA, 34CrNiMo6, 12Cr1MoV, A222 Gr2, 16Mn, 16MnD, 15CrMo


                                                   DIN /EN: 1.4301, 1.4306, 1.4307, 1.4401, 1.4404, 1.4541, 1.4571, 1.4948, 1.4878, 1.4919, 1.4550, 1.4449, 1.4438,

                                                   1.4828, 1.4833, 1.4841, 1.4435, 1.4436, 1.4006, 1.4749, 1.4462, 1.4410, 1.4501, 1.4539, 1.4547, 1.4529


                                                   Nickel 200 (UNS N02200), monel 400 (N04400), inconel 600 (N06600), inconel 625 (N06625), incoloy 800 (N08800),

                                                   incoloy 825 (N08825), hastelloy C276, hastelloy C22, alloy 20 (N08020), alloy 28 (N08028), titanium grade 1,

                                                   titanium grade 2, titanium grade 5, curponickel and zirconium, tantalum


















          Flanges DIN2629 PN320 DN200 in 1.4404                    Forged pipe pieces of 20’’ s=35mm  in 304H                 Forged lateral T-pieces and heavy duty forged flanges    




                                                   ASTM / ASME / MSS SP / API norms:


                                                   - ASTM A182:      Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for

                                                                                 High-Temperature Service

                                                   - ASTM B462:      Specification for Forged or Rolled UNS N06030,N06022,N06035,N06200,N06059,N06686,N08020,

                                                                                 N08024,N08026,N08367,N10276,N10665, N10675,N10629, N08031,N06045, N06025, & R20033

                                                                                 Alloy Pipe Flanges, Forged Fitting, &

                                                   - ASTM B564:      Standard Specification for Nickel Alloy Forgings

                                                   - ASTM A105:      Standard Specification for Carbon Steel Forgings for Piping Applications

                                                   - ASTM A106:      Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Service                 

                                                   - ASTM A335:      Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service

                                                   - ASTM A350:      Standard Specification for Carbon and Low-Alloy Steel Forgings, Requiring Notch Toughness Testing

                                                                                 for Piping Components

                                                   - ASME B16.5:     Steel pipe flanges and flanged fittings

                                                   - ASME B16.47:   Large diameter steel flanges

                                                                                                         - ASME B16.47 serie A  26'' to 60'' class 150 lbs to 900 lbs (MSS SP44)

                                                                                                         - ASME B16.47 serie B  26'' to 60'' class 150 lbs to 900 lbs (API 605)

                                                   - ASME B16.20:   Metallic gaskets for pipe flanges - Ring-joint, spiral-wound and jacketed

                                                   - ASME B16.21:   Non metallic flat gaskets for pipe flanges

                                                   - ASME B16.36:   Orifice flanges

                                                   - ASME B16.48:   Steel line blanks


                                                   - MSS SP 44:        Steel pipeline flanges

                                                   - MSS SP 25:        Standard marking Marking System for valves, fittings, flanges and unions


                                                   - BS 3293:             Specification for carbon steel pipe flanges (Over 24 inches nominal size) for the petroleum industry


                                                   - API 590:             Steel Line Blanks

                                                   - API 605:             Large-Diameter Carbon Steel Flanges

                                                   - API section 6A:                          Specification for Wellhead and Christmas Tree Equipment

                                                                                                         2000PSI, 5000PSI, 10000PSI till 20000PSI petroleum flanges


                                                   - NACE MR0175:                        Sulfide Stress Cracking Resistant Metallic Materials for Oilfield Equipment

                                                   - NACE MR0103:                        Materials Resistant to Sulfide Stress Cracking in Corrosive Petroleum Refining

















        Forged flanges of DN400 in 1.4878 (321H)                      Forged rings with diam 2400mm in 316L                      Galvanised flanges ASTMA105N of 14’’ till 24’’

                              with 3.2 certificate



                                                   DIN / EN / AD-W norms:


                                                   - EN1092-1:          Circular flanges for pipes, vales, fittings and accessories, PN designated - Part 1: Steel


                                                                                                   => Type 01, Type 02, Type 04, Type 05, Type 11, Type 12, Type 13, Type 21


                                                   - DIN 2519:          Steel flanges, technical terms of delivery (Stahlflansche, Technische Lieferbedingungen)

                                                   - DIN 2526:          Flanges, types of contact faces (Flansche, Formen der Dichtflδchen)

                                                                                                   => DIN 2512, DIN 2513, DIN 2514, DIN 2695, DIN 2696

                                                   - DIN 2528:          Flanges, steel flanges ready for use, materials (Flansche, Verwendungsfertige Flansche aus Stahl,



                                                   - Welding neck flange:          DIN2633 PN16, DIN2632 PN10, DIN2635 PN40, DIN2631 PN6, DIN2634 PN25,

                                                                                               DIN2636 PN64, DIN2637 PN100,

                                                                                               DIN2628 PN160, DIN2629 PN320, DIN2627 PN400, DIN2628 PN250, DIN2630 PN2,5

                                                   - Flat flange / plain flange:     DIN2576 PN10, DIN2573 PN6

                                                   - Blind flange:                       DIN2527 PN16, DIN2527 PN6 => PN400, DIN28124

                                                   - Lapped flange:                    DIN2642 PN10, DIN2641 PN6, DIN2655 PN25, DIN2656 PN40, DIN2673 PN10,

                                                                                               DIN2674 PN16, DIN2676 PN40,


                                                   - Threaded flange:                 DIN2566 PN16, DIN2565 PN6, DIN2567 PN40, DIN2568 PN64

                                                   - Oval flange:                        DIN2561 PN10/16, DIN2558 PN6

                                                   - Flat bund:                           DIN2642 PN10, DIN2655 PN25, DIN 2641 PN6, DIN2656 PN40

                                                   - Welding neck bund:            DIN2673 PN10, DIN2674 PN16, DIN2676 PN40

                                                   - Block flange:                      DIN28117/A PN10, DIN28117/A PN16, DIN28117/A PN40, ook DIN28117/B

                                                   - Special flanges:                   DIN28120, DIN28031, DIN28032, DIN28036, DIN28038, DIN28034, DIN28038,

                                                                                               DIN28025, DIN28117, DIN28137, DIN28139, DIN28141, DIN28030, DIN28033,

                                                                                               DIN28035, DIN28037, DIN86029 PN10, DIN86030 PN16, DIN86041, DIN86044,

                                                                                               DIN86041 PN10/16, DIN28461, VG-Norm 85227 / 85228, VG-Norm 85355 / 85356


                                                   - AD-W0 (AD2000-Merkblatt W0):                     General principles for materials

                                                   - AD-W2 (AD2000-Merkblatt W2):                     Austenitic and austenitic-ferritic steels

                                                   - AD-W9 (AD2000-Merkblatt W9):                     Flanges of steel

                                                   - AD-W10 (AD2000-Merkblatt W10):                 Materials for low temperatures - Ferrous materials

                                                   - AD-HP100R (AD2000-Merkblatt HP100R):      Construction regulations Metal piping





















                    Forged bushes in 904L (1.4539)                                 Forged pressure vessel pipe in 316Ti (1.4571)                 Forged nozzle as per drawing in 254SMO (1.4547)      






                                                   - DIN:                   Form A, Form B, Form C, Form D, Form E, Form F, Form N, Form V13, Form R13, Form V14,

                                                                                 Form R14, Form M, Form L

                                                   - EN:                     Form A, Form B, Form C, Form D, Form E, Form F, Form G, Form H

                                                   - ASTM:                RF Raised face

                                                                                 RTJ Ring Type Joint

                                                                                 Large male tongue facing (single or double)

                                                                                 Small male tongue facing (single or double)

                                                                                 Large female groove facing (single or double)

                                                                                 Small female groove facing (single or double)


DSC03608Jiangyin Hengue Forging 020P1000841                                                                                                        













                Lap joint flange of 34’’ in P92                                  Long welding neck flanges of 4’’ in 347H (1.4550)                                 Forged rings in 317L (1.4438)                          






                                                   Welding neck flange                     Socket weld flange                            Lap joint flange

                                                   Threaded flange                            Long welding neck flange                 Orifice flange

                                                   Block flange                                  Anchor flange                                  Swivel ring flange

                                                   Swivel flange                                Reducing flange                                Weldoflange

                                                   Nipoflange                                    Elboflange                                        Compact flange

                                                   AWWA flange                              Taylor flange                                    Sweepoflange

                                                   Tower flange                                 Flangeolets                                       Sweep-outlets

                                                   Lateral outlets                                Elbow outlets                                    Reinforced header branches

                                                   Rider flange                                  Tema flange                                      Vessel flange

                                                   Expander flange                            Misalignment flange                           Hanger flange

                                                   Forged nozzle                               Reinforced nozzle                              Contoured nozzle

                                                   Swept nozzle                                 Flanges as per drawing                      Forged nozzle flange

                                                   Flanges for reactors                       Spades and spacers                          Figure eight

                                                   Spectacle blind                              Forged bleed / drip rings                    Pressed flanges

                                                   SAE flanges                                  O-ring flange                                     Wind tower flange
















              Forged pipe for power station in                                       Forged wide electrical axis in 34CrNiMo6                 Forged petroleum drilling rings in 20SiMn2MoVA        

   F11 P11), F22 (P22), F91 (P91)  and F92 (P92)                                                                                                       



                                                   Large forged fittings:


                                                   Forged wyes / forged Y-pieces     Forged laterals / forged lateral tees     Forged tees / Tee from block / Forged T-pieces

                                                   Forged sphere tees                        Forged flow tees                                Forged barred tees

                                                   Blocked crosses                            Blocked elbows / forged elbows        Block fittings

                                                   Forged pipe pieces                        Contour forged reducers                    Forged caps

                                                   Forged dished ends                                                                              
















                                                   Rolled rings / Forged rings:


                                                   Special shaped rings                        Connector rings                                Shaped rings

                                                   Bushes                                           Gear rings                                          Slewing rings

                                                   Contour rolled rings                        Contour rolled Seats                          Contour balls

                                                   Adaptors closures 1 head                Adaptors closures 2 heads                Adaptors out/in contoured

                                                   Girt rings                                         Precontured large rings                      Forged toothed gears

                                                   Forged contured shells                     Forged cones                                    Forged safe end / transition pieces

                                                   Forged oval rings















             Forged pipes in 1.4435 (316LMo)                                                  Forged valve bodies in WB36                                       Forged long welding neck flanges in

                                                                                                                                      and rings in 316L                                                         superduplex S32760 (1.4501)



                                                   Special forgings:


                                                   Hollow forgings                               Open die forgings                            Close die forgings

                                                   Forged tubes / forged pipes             Forged end plate                             Forged tube sheets / tubesheet forgings

                                                   Forged diaphragm                           Forged shafts                                   Forged crankshafts

                                                   Forged rudder shafts                       Forged propeller shafts                    Forged gas turbine engine shafts

                                                   Forged double flanged shafts           Forged flanged shafts                       Forged engine shafts

                                                   Forged turbine shafts                       Forged shaped pieces                      Forged bored hubs

                                                   Forged stems                                   Forged pins                                    Forged rotors

                                                   Forged spindles                               Forged bonnets                                Forged gears

                                                   Forged discs                                    Forged blocks                                Forged cylinders

                                                   Forged forming roll                          Forged pistons                                 Forged boxes

                                                   Forged columns                               Forged pot dies                               Forged valve bodies

                                                   Forged special parts                         Forged bulkheads                            Forged axes

                                                   Bellmouth flow tubes                        Access hole plugs                            Special forgings

                                                   Forged sliding wheels                       Forged crane wheel                         Forged mandrels

                                                   Forged pressure seal valves              Forged manifolds                             Forged pumps

                                                   Flanged pipet                                   Therma pipet                                   Thermalet

                                                   Studdet                                            Nozzelet                                          Bottlet

                                                   Safety relief valve vesselet                 Studding outlet                                Forged wind shaft

                                                   Turbine main shaft                             Forged lock plate                            Forged thermowell nozzles

                                                   Oil drigging rings




                                                   Kingdom Special Metals

                                                   Phone: 0032-471-786013

                                                   Fax: 0032-9-3307323