UNS S31803 Bolts
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We produce UNS S31803 bolts,S31803 bolts,UNS S31803 bolting,UNS S31803 Hex Head Bolts,UNS S31803 studbolt,UNS S31803 Heavy Hex head bolts,UNS S31803 Stud Bolts,UNS S31803 Anchor Bolt,UNS S31803 Eye Bolt,UNS S31803 U Bolts,UNS S31803 Structural Bolts,UNS S31803 Step Bolt,UNS S31803 Flange Bolt,S31803 Screw Thread Eye Bolt,S31803 Head Plow Bolts,S31803 Square Head Bolts,S31803 Hexagonal Bolts,S31803 J-Bolts,UNS S31803 Bent Eye Bolts,UNS S31803 Elevator Bolts,UNS S31803 Step Bolts,UNS S31803 Tap Bolts,UNS S31803 Tension Control Bolts,UNS S31803 Shoulder Bolt,S31803 bent bolts,UNS S31803 headed bolts,S31803 Heavy Hex head bolts,UNS S31803 Timber Bolts,UNS S31803 Lag Bolts,UNS S31803 Timber Bolts,UNS S31803 Hanger Bolt,UNS S31803 Button Head Bolts,S31803 Tie Bolt,UNS S31803 Hexagon Bolt,UNS S31803 Hexagon Cap Screw Bolt from china

The type of UNS S31803 anchor bolts that we could do is UNS S31803 straight anchor bolts, bent anchor bolts and headed anchor bolts

The type of UNS S31803 bent bolts that we could do is S31803 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 S31803 headed bolts that we could do is UNS S31803 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 S31803 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 S31803 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 S31803 bolts, the material of UNS S31803 bars is melted by ESR+VIR or VIM+ESR+VAR and is produced as the standard of ASTM B462 and ASTM B473

UNS S31803  is the most widely used duplex (ferritic/austenitic) stainless steel grade

The chemical composition of S31803 bolts is as follows

C 0.30 max
Cr 21.0-23.0
Mn 2.00 max
Mo 2.50-3.50
N 0.08-0.20
Ni 4.50-6.50
P 0.030 max
S 0.020 max
Si 1.00 max

The mechanical property of UNS S31803 bolts is as follows

0.2%  proof stress

Tensile  strength





≥ 66

≥ 91

≥ 25

≤ 293

As per heat treatment of UNS S31803 bolts, we could do, solution and ageing treatment, Tempering, Hardening, Spheroidizing, Stress Relieving as per the requirement of the clients

UNS S31803 bolts has been widely used in ANCILLARY INDUSTRIES,Alternative Fuel Systems,Research & Design Projects,Geothermal Power Plants,Wind Farm Maintenance ,Solar (Photovoltaics) Power Equipment ,Hydro-Electric Power Plant,Coal-fueled, Oil-fueled or Nuclear Power Plant Maintenance ,Natural Gas Storage & Plant Maintenance Boiler Systems ,Turbine Manufacturers ,Transmission, Distribution & Storage Equipment Manufacturers,Motors & Generators and so on

In order to control the quality of UNS S31803 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 S31803 bolts has been 100% ultrasonic test according to EN102768-3, SA388, Sep 1921  etc

We could supply UNS S31803 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 S31803 bolts, we are glad to quote the best price for your side.

We could accept the drawing of S31803 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 S31803 bolts,we also could produce UNS S31803 flanges,UNS S31803 plates,UNS S31803 fastener,UNS S31803 bars,UNS S31803 fittings,UNS S31803 pipes,UNS S31803 tubes,UNS S31803 springs