310H Bolts
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We produce 310H bolts,310 H bolts,310H bolting,310H Hex Head Bolts,310H studbolt,310H Heavy Hex head bolts,310H Stud Bolts,310H Anchor Bolt,310H Eye Bolt,310H U Bolts,310H Structural Bolts,310H Step Bolt,310H Flange Bolt,310 H Screw Thread Eye Bolt,310 H Head Plow Bolts,310 H Square Head Bolts,310 H Hexagonal Bolts,310 H J-Bolts,310H Bent Eye Bolts,310H Elevator Bolts,310H Step Bolts,310H Tap Bolts,310H Tension Control Bolts,310H Shoulder Bolt,310 H bent bolts,310H headed bolts,310 H Heavy Hex head bolts,310H Timber Bolts,310H Lag Bolts,310H Timber Bolts,310H Hanger Bolt,310H Button Head Bolts,310 H Tie Bolt,310H Hexagon Bolt,310H Hexagon Cap Screw Bolt from china

The type of 310H anchor bolts that we could do is 310H straight anchor bolts, bent anchor bolts and headed anchor bolts

The type of 310H bent bolts that we could do is 310 H 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 310H headed bolts that we could do is 310H 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 310H 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 310H bolts that we could do is as follows:Hot Dip Galvanized,Mechanical Galvanized,Zinc plated (Clear),Yellow Zinc plated,Cadmium plated,Yellow Cadmium plated,Blue Xylan or Blue Teflon,Green Xylan or Green Teflon.Black Oxide,Plain surface,Ni-plated, Passivated, Tin-plated, Sandblast and Anodize, Polish, Eletro Painting, Chrome plated etc.

In order to control the quality of 310H bolts, the material of 310H bars is melted by ESR+VIR or VIM+ESR+VAR and is produced as the standard of ASTM B462 and ASTM B473

310H is an austenitic, stainless chromium-nickel steel

The chemical composition of 310 H bolts is as follows


Content (%)

Iron,  Fe


Chromium,  Cr


Nickel,  Ni


Manganese,  Mn


Silicon,  Si


Phosphorous,  P


Carbon,  C


Sulfur,  S


The mechanical property of 310H bolts is as follows

Mechanical Properties


Grade 0.2 % Proof Stress  MPa (min)


Tensile Strength MPa (min)


Elongation % (min)


Hardness (HV) (max)


As per heat treatment of 310H bolts, we could do, solution and ageing treatment, Tempering, Hardening, Spheroidizing, Stress Relieving as per the requirement of the clients

310H 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 310H bolts, We could do Hardness Testing,Proof load testing,Corrosion testing,Impact testing,Tensile strength tests,Finished product tests,Chemical analysis tests,CHARPY tests as per the requirement of the clients

Our 310H bolts has been 100% ultrasonic test according to EN102768-3, SA388, Sep 1921  etc

We could supply 310H bolt material certificate as per the standard of EN10204-3.1 or EN10204-3.2 of third party(like GL,DNV,TUV,BV and so on)

Please sned us the size or drawing of 310H bolts, we are glad to quote the best price for your side.

Except 310H bolts,we also could produce 310H flanges,310H plates,310H fasteners,310H bars,310H pipe fittings,310H pipes,310H tubes,310H springs