UNS S21900 Fasteners
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We produce UNS S21900 fasteners,S21900 fasteners,UNS S21900 studs,UNS S21900 Nuts,UNS S21900 Screws,UNS S21900 Washers,UNS S21900 Sockets,UNS S21900 pins,UNS S21900 turnbuckles,UNS S21900 socket screws,UNS S21900 HEAVY HEX NUT,S21900 HEX NUT,S21900 Rivets,UNS S21900 coupling nuts and UNS S21900 pins in china

The type of UNS S21900 nuts that we could do is as follows:UNS S21900 Hex Nuts,UNS S21900 Heavy Hex Nut,S21900 Cap Nut,Acorn Nut,Serrated Flange Nut,Coupling Nut,Square Nut,Castle Nut,Wing Nut,Flange Lock Nut,Flex Lock NutnK Lock Nut,Jam Nut,Slotted Nut,Way Lock Nut,Custom Nut,T Nuts

The type of UNS S21900 bolts that we could do is as follows:S21900 Hex Head Bolt,Carriage Bolt,Anchor Bolt,Eye Bolt,Flange Bolt,Elevator Bolt,Lag Bolt,Draw Bolt,Plow Bolt,Stove Bolt,Tap Bolt,Hanger Bolt,U Bolt,Grub Screw,Shoulder Bolt,Step Bolt,J Bolt

The type of UNS S21900 screws that we could do is as follows:UNS S21900 Socket Head Cap Screws,Flat Socket Cap Screws,Button Head Socket Screw, Low Head Cap Screws, Countersunk Socket Screws,Socket Cap screws,Socket Set screws and so on

The type of UNS S21900 studs that we could do is as follows: UNS S21900 Thread Studs,Collar Studs,Combo Studs,Double End Studs,Pad Studs,engineer studs,Tap End Studs

The type of UNS S21900 washers that we could do is as follows:UNS S21900 Flat Washer,Spring Washers,Dome Washer,Hexagonal Washer,Square Washer,Countersunk WasherTooth Lock Washer,Dock Washer,Fender Washer,Ogee Washer,Hex Washers,Split / Lock Washer,Customized Washer,Tab Washers

As per surface finish of UNS S21900 fasteners. we could do Cadmium Plating,Cadmium Yellow,Chrysler Specs,Zinc and Black Dichromate,Zinc and Yellow Dichromate,Zinc Plating as per the requirement of the clients

UNS S21900 is a high-manganese stainless steel with high strength and excellent resistance to corrosion at high temperatures.

The chemical composition of S21900 fasteners is as follows


0.08 max


19 - 21.5




8 - 10


5.5 - 7.5


0.15 - 0.4


0.06 max


1 max


0.03 max

The mechanical property of UNS S21900 fasteners is as follows




Tensile strength, ultimate

883 MPa

128000 psi

Tensile strength, yield (@0.2%)

745 MPa

108000 psi

Elongation at break (in 50 mm)



Modulus of elasticity (typical for stainless steel)

200 GPa

29000 ksi

We have following manufacture process to produce UNS S21900 Fasteners:Cold Heading, Progressive Hot Heading, Hot Forging,Point/Shave/CNC Machining,Broaching, Lightening Hole Drilling,Cross-Hole Drilling,Grinding,Heat Treating,Fillet and Thread ROlling

As per heat treatment of UNS S21900 fasteners, we could do, solution and ageing treatment, Tempering, Hardening, Spheroidizing, Stress Relieving as per the requirement of the clients

In order to control the quality of UNS S21900 fasteners, we have following inspection equipment:size inspection equipment,Digital Vernier Callipers,Digital Micrometers,Slip Gauge Sets,Adjustable Dial Snap Gauges,Thread Ring Gauges,Thread Plug Gauges,Wear Check Plugs for Thread Gauges,Distance Gauges,Adjustable Dial Snap Gauges,Height Gauges,System 21 Ring Gauge,Rotational Capacity.

As per the packing of UNS S21900 fasteners,We will package specific quantities for you and include your part number on bag or box labels (bar coded, human readable, or both). Your part number will also appear on invoices, packing slips and other paperwork associated with this part.We have the technology to produce a variety of labels that incorporate graphics in color or black and white for every piece of UNS S21900 fasteners .

In order to supply superior UNS S21900 Fasteners,We will do Destructive Testing and Non Destructive Testing for our fasteners, Destructive Testing include Product Analysis,G48 Corrosion Test,Micrographic Examination,Ferrite and Phase Count,Charpy Impact Test,Tensile Test,HIC Testing,SSE Testing.Non Destructive Testing include Dye Penetrant Testing,Ultrasonic Testing,Hardness Check,Ferrite check,PMI

Our UNS S21900 fasteners are widely used in Vacuum Kettle Dryer.Cistern Piler.Vacuum Strainer,Agitators.Chemical Reactor and Systems,Expansion Tank.Water Tank,Lifting Station Tank,Air Drying Plants,Condensers,Balance Valves,Needle Valves,Twin Sharft Dispersers,Chemical and petroleum process equipment and so on

Also we could supply UNS S21900 fasteners quality inspection certificate In En10204-3.2 by third party,like TUV, GL, LR, ABS, DNV, RINA, BV and so on

Please send us the size or drawing of UNS S21900 fasteners that you need, we are glad to quote the best price

Except UNS S21900 fasteners,we also could produce UNS S21900 flanges,UNS S21900 plates,UNS S21900 bars,UNS S21900 bolts,UNS S21900 fittings,UNS S21900 pipes,UNS S21900 tubes,UNS S21900 springs