UNS S21900 Bolts
Home > Products > Bolts

We produce UNS S21900 bolts,S21900 bolts,UNS S21900 bolting,UNS S21900 Hex Head Bolts,UNS S21900 studbolt,UNS S21900 Heavy Hex head bolts,UNS S21900 Stud Bolts,UNS S21900 Anchor Bolt,UNS S21900 Eye Bolt,UNS S21900 U Bolts,UNS S21900 Structural Bolts,UNS S21900 Step Bolt,UNS S21900 Flange Bolt,S21900 Screw Thread Eye Bolt,S21900 Head Plow Bolts,S21900 Square Head Bolts,S21900 Hexagonal Bolts,S21900 J-Bolts,UNS S21900 Bent Eye Bolts,UNS S21900 Elevator Bolts,UNS S21900 Step Bolts,UNS S21900 Tap Bolts,UNS S21900 Tension Control Bolts,UNS S21900 Shoulder Bolt,S21900 bent bolts,UNS S21900 headed bolts,S21900 Heavy Hex head bolts,UNS S21900 Timber Bolts,UNS S21900 Lag Bolts,UNS S21900 Timber Bolts,UNS S21900 Hanger Bolt,UNS S21900 Button Head Bolts,S21900 Tie Bolt,UNS S21900 Hexagon Bolt,UNS S21900 Hexagon Cap Screw Bolt from china

The type of UNS S21900 anchor bolts that we could do is UNS S21900 straight anchor bolts, bent anchor bolts and headed anchor bolts

The type of UNS S21900 bent bolts that we could do is S21900 bent anchor bolts, u-bolts, square bent u-bolts, j-bolts, bent tie bolts, bent check bolts, bent hook rail bolts, bent I-bolts, and custom special bent bolts.

The type of UNS S21900 headed bolts that we could do is UNS S21900 Cap Screws head bolts,Hex head bolts,Heavy Hex head bolts,Lag Bolts,Square Head bolts,Step Bolts,Dome Head bolts,Carriage boltds,Socket Head Bolts

We could produce UNS S21900 non-standard and speciality large bolts from 1/4” all the way to 4” and in metric sizes from M8 to M100.

The surface finish of UNS S21900 bolts that we could do is as follows:Black Oxide,Brass Plated.Cadmium,Chromate,Chrome,Color Coated,Galvanized,Nickel Plated,Painted,Phosphate,Polished,PTFE,Silver Plated,Teflon,Zinc Plated

In order to control the quality of UNS S21900 bolts, the material of UNS S21900 bars is melted by ESR+VIR or VIM+ESR+VAR and is produced as the standard of ASTM B462 and ASTM B473

UNS S21900  is a high-manganese nitrogen strengthened stainless steel.

The chemical composition of S21900 bolts is as follows


Content (%)

Iron, Fe


Chromium, Cr


Manganese, Mn


Nickel, Ni


Silicon, Si


Nitrogen, N


Carbon, C


Phosphorous, P


Sulfur, S


The mechanical property of UNS S21900 bolts is as follows



Tensile strength, ultimate

883 MPa

Tensile strength, yield (@0.2%)

745 MPa

Elongation at break (in 50 mm)


Modulus of elasticity (typical for stainless steel)

200 GPa

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

UNS S21900 bolts has been widely used in chemical pump,plunger pumps,Cement Mill ,sugar Mill,concrete mills and mixers,processing units,mechanical equipment, crystalizer equipment,Wellhead and Christmas tree,power transmission, turbine,gas compressor,gear boxes and so on.

In order to control the quality of UNS S21900 bolts, We could do Chemical & Physical Test,Magnetic Particle Test,Case Depth,Contoureader Tracing,Decarburization/Carburization Report,Hardness Core,Plating Thickness Measurement,Proof Load Test - 400,000 lb. max capacity,Salt Spray Test,Surface Discontinuity Measure,Surface Roughness Test,Tensile Test - 400,000 lb. max capacity as per the requirement of the clients

Our UNS S21900 bolts has been 100% ultrasonic test according to EN102768-3, SA388, Sep 1921  etc

We could supply UNS S21900 bolt material certificate as per the standard of EN10204-3.1 or EN10204-3.2 of third party(like LR,BV,RINA,ABS,DNV,GL,NK,KR and so on)

Please sned us the size or drawing of UNS S21900 bolts, we are glad to quote the best price for your side.

We could accept the drawing of S21900 bolts in following forms:AutoCAD (DWG,DWZ),BMP - Bit Mapped Graphics,Catia (CATDrawing,CATPart),Delcam (DGK, DMT),DXF - Drawing Interchange Format, or Drawing Exchange Format,GIF - Graphics Interchange Format,JPG or JEPG - Joint Photographic Experts Group,MasterCam (MDX, MC8, MC9, SET),PDF - Portable Document Format,Pro-E or Pro/Engineer (DRW,PRT,XPR),AutoCAD (DWG,DWZ),SolidWorks (SLDPRT,SLDDRW,SLDDRT),STEP - Standard for the Exchange of Product Model Data,TIFF - Tagged Image File Format

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