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

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

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

Astroloy M  is nickel-cobalt based alloy

The chemical composition of Astroloy bolts is as follows


Minimum (weight %)

Maximum (weight %)

Typical (weight %)

















The mechanical property of Astroloy M bolts is as follows

Tensile Strength


1,275 min

Yield Strength


965 min


36 HRC max


10% min

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

Astroloy M bolts has been widely used in Hydro-carbon industries,Electronics & electrical companies,Fertilizers manufacturing companies,Chemical industries,Steel pipes manufacturing industries,Construction companies,Gas processing units,Pharmaceutical drugs manufacturing companies,Oil drilling companies and so on

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

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

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