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Alloy 20 Fasteners
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We produce Alloy 20 fasteners,Alloy20 fasteners,Alloy 20 studs,Alloy 20 Nuts,Alloy 20 Screws,Alloy 20 bolts,Alloy 20 Washers,Alloy 20 Sockets,Alloy 20 pins,Alloy 20 turnbuckles,Alloy 20 socket screws,Alloy 20 HEAVY HEX NUT,Alloy20 HEX NUT,Alloy20 Rivets,Alloy 20 coupling nuts and Alloy 20 pins in china

The type of Alloy 20 nuts that we could do is as follows:Alloy 20 Hex Nuts,Alloy 20 Heavy Hex Nut,Alloy20 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 Alloy 20 bolts that we could do is as follows:Alloy20 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 Alloy 20 screws that we could do is as follows:Alloy 20 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 Alloy 20 studs that we could do is as follows: Alloy 20 Thread Studs,Collar Studs,Combo Studs,Double End Studs,Pad Studs,engineer studs,Tap End Studs

The type of Alloy 20 washers that we could do is as follows:Alloy 20 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 Alloy 20 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

Alloy 20 is one of the so-called "Super" stainless steels that was designed for maximum resistance to acid attack.

The chemical composition of Alloy20 fasteners is as follows

Cr

Ni

Mn

Si

Cu

P

S

C

Fe

Mo

Cb + Ta

Min

19.0

32.0

3.0

2.0

—-

Max

21.0

38.0

2.0

1.0

4.0

0.045

0.035

0.07

bal.

3.0

0.4


The mechanical property of Alloy 20 fasteners is as follows

Mechanical Property Requirements

Ultimate Tensile, min.

Yield Strength,min. (0.2% OS)

Elong. in 2 in. (  50.8 mm), min.%

R/A min.

Hardness

Min

551 MPa

241 MPa

Max


As per heat treatment of Alloy 20 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 Alloy 20 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 Alloy 20 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 Alloy 20 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 Alloy 20 fasteners are widely used in Butterfly Valves,Globe Valves,compressed air stream,Agitated Neutsche Filter,Scrubber vessels.Accumulators,Shell and Tube Heat Exchangers,Storage tanks and Handling Equipments,Bulk Liquefied Petroleum Gas (LPG), Propane & Ammonia Storage and Handling Systems,Dry Dock & Ship Yard Maintenance and so on

Also we could supply Alloy 20 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 Alloy 20 fasteners that you need, we are glad to quote the best price

Except Alloy 20 fasteners,we also could produce Alloy 20 flanges,Alloy 20 plates,Alloy 20 bars,Alloy 20 bolts,Alloy 20 pipe fittings,Alloy 20 pipes,Alloy 20 tubes,Alloy 20 springs