AISI 309 Fasteners
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We produce AISI 309 fasteners,309 fasteners,AISI 309 studs,AISI 309 Nuts,AISI 309 Screws,AISI 309 bolts,AISI 309 Washers,AISI 309 Sockets,AISI 309 pins,AISI 309 turnbuckles,AISI 309 socket screws,AISI 309 HEAVY HEX NUT,309 HEX NUT,309 Rivets,AISI 309 coupling nuts and AISI 309 pins in china

The type of AISI 309 nuts that we could do is as follows:AISI 309 Hex Nuts,AISI 309 Heavy Hex Nut,309 Cap Nut,Acorn Nut,Serrated Flange Nut,Coupling Nut,Square Nut,Castle Nut,Wing Nut,Flange Lock Nut,Flex Lock NutnK Lock Nut,Jam Nut,Slotted Nut,Way Lock Nut,Custom Nut,T Nuts

The type of AISI 309 bolts that we could do is as follows:309 Hex Head Bolt,Carriage Bolt,Anchor Bolt,Eye Bolt,Flange Bolt,Elevator Bolt,Lag Bolt,Draw Bolt,Plow Bolt,Stove Bolt,Tap Bolt,Hanger Bolt,U Bolt,Grub Screw,Shoulder Bolt,Step Bolt,J Bolt

The type of AISI 309 screws that we could do is as follows:AISI 309 Socket Head Cap Screws,Flat Socket Cap Screws,Button Head Socket Screw, Low Head Cap Screws, Countersunk Socket Screws,Socket Cap screws,Socket Set screws and so on

The type of AISI 309 studs that we could do is as follows: AISI 309 Thread Studs,Collar Studs,Combo Studs,Double End Studs,Pad Studs,engineer studs,Tap End Studs

The type of AISI 309 washers that we could do is as follows:AISI 309 Flat Washer,Spring Washers,Dome Washer,Hexagonal Washer,Square Washer,Countersunk WasherTooth Lock Washer,Dock Washer,Fender Washer,Ogee Washer,Hex Washers,Split / Lock Washer,Customized Washer,Tab Washers

As per surface finish of AISI 309 fasteners. we could do Cadmium Plating,Cadmium Yellow,Chrysler Specs,Zinc and Black Dichromate,Zinc and Yellow Dichromate,Zinc Plating as per the requirement of the clients

AISI 309 has high corrosion resistance and strength compared to 304 stainless steel.

The chemical composition of 309 fasteners is as follows


Content (%)

















The mechanical property of AISI 309 fasteners is as follows



Tensile  strength

620 MPa

Yield  strength (@ strain 0.200%)

309 MPa

Elongation  at break (in 50 mm)


Hardness,  Brinell


Hardness,  Rockwell B


Hardness,  Vickers (converted from Rockwell B hardness)


As per heat treatment of AISI 309 fasteners, we could do, solution and ageing treatment, Tempering, Hardening, Spheroidizing, Stress Relieving as per the requirement of the clients

In order to control the quality of AISI 309 fasteners, we have following inspection equipment:size inspection equipment,Digital Vernier Callipers,Digital Micrometers,Slip Gauge Sets,Adjustable Dial Snap Gauges,Thread Ring Gauges,Thread Plug Gauges,Wear Check Plugs for Thread Gauges,Distance Gauges,Adjustable Dial Snap Gauges,Height Gauges,System 21 Ring Gauge,Rotational Capacity

As per the packing of AISI 309 fasteners, In addition to the standard cartons, we also provides small box packing, color-printed carton, polybag packing, custom label with barcode etc.

In order to control the quality of AISI 309 fasteners materail, we could do following test as per the requirement of the clients:tensile tests,impact test,hardness test (Brinell, Vickers, Rockwell),magnetic partlice examination,penetrants test (surface for fissures),ultrasonic examination,

Our AISI 309 fasteners are 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.

Also we could supply AISI 309 fasteners quality inspection certificate by third party,like TUV, GL, LR, ABS, DNV, RINA, BV and so on

Please send us the size or drawing of AISI 309 fasteners that you need, we are glad to quote the best price

Except AISI 309 fasteners,we also could produce AISI 309 flanges,AISI 309 plates,AISI 309 bars,AISI 309 bolts,AISI 309 pipe fittings,AISI 309 pipes,AISI 309 tubes,AISI 309 springs