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2.4851 Bolts
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We produce 2.4851 bolts,EN 2.4851 bolts,2.4851 bolting,2.4851 Hex Head Bolts,2.4851 studbolt,2.4851 Heavy Hex head bolts,2.4851 Stud Bolts,2.4851 Anchor Bolt,2.4851 Eye Bolt,2.4851 U Bolts,2.4851 Structural Bolts,2.4851 Step Bolt,2.4851 Flange Bolt,EN 2.4851 Screw Thread Eye Bolt,EN 2.4851 Head Plow Bolts,EN 2.4851 Square Head Bolts,EN 2.4851 Hexagonal Bolts,EN 2.4851 J-Bolts,2.4851 Bent Eye Bolts,2.4851 Elevator Bolts,2.4851 Step Bolts,2.4851 Tap Bolts,2.4851 Tension Control Bolts,2.4851 Shoulder Bolt,EN 2.4851 bent bolts,2.4851 headed bolts,EN 2.4851 Heavy Hex head bolts,2.4851 Timber Bolts,2.4851 Lag Bolts,2.4851 Timber Bolts,2.4851 Hanger Bolt,2.4851 Button Head Bolts,EN 2.4851 Tie Bolt,2.4851 Hexagon Bolt,2.4851 Hexagon Cap Screw Bolt from china

The type of 2.4851 anchor bolts that we could do is 2.4851 straight anchor bolts, bent anchor bolts and headed anchor bolts

The type of 2.4851 bent bolts that we could do is EN 2.4851 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 2.4851 headed bolts that we could do is 2.4851 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 2.4851 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 2.4851 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 2.4851 bolts, the material of 2.4851 bars is melted by ESR+VIR or VIM+ESR+VAR and is produced as the standard of ASTM B462 and ASTM B473

2.4851   is nickel-chromium-iron alloy

The chemical composition of EN 2.4851 bolts is as follows

Chemical composition ¹

Carbon
≤ %

Silcon
≤ %

Manganese
≤ %

phosphorus
≤ %

Sulfur
≤ %

Chromium
%

Mo
%

Nickel
%

B
%

0,1

0,5

1

0,02

0,015

21,0-25,0

58,0-63,0

Niobium
%

Titabium
≤ %

Aluminium
%

Cobalt
≤ %

Copper
≤ %

nitrogen
%

Iron
≤ %

Cerium
%

Y
≤ %

0,5

1,0-1,7

(1,0)

0,5

18


The mechanical property of 2.4851 bolts is as follows

Condition

Tensile Strength,
 psi

Yield Strength
 0.2% offset, psi

Elongation
 in 2", percent

Hardness,
 Brinell

Solution-Treated

 Annealed

86,500

  107,000

28,500

 49,000

58

 45

114

 161


As per heat treatment of 2.4851 bolts, we could do, solution and ageing treatment, Tempering, Hardening, Spheroidizing, Stress Relieving as per the requirement of the clients

2.4851 bolts has been widely used in Petrochemical,Capital equipment,Energy,Shipping & Offshore industry,Mining industry,Cement industry,Paper industry,Metalworking industry and so on

In order to control the quality of 2.4851 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 2.4851 bolts has been 100% ultrasonic test according to EN102768-3, SA388, Sep 1921  etc

We could supply 2.4851 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 2.4851 bolts, we are glad to quote the best price for your side.

We could accept the drawing of EN 2.4851 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 2.4851 bolts,we also could produce 2.4851 flanges,2.4851 plates,2.4851 fastener,2.4851 bars,2.4851 fittings,2.4851 pipes,2.4851 tubes,2.4851 springs