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904L Fasteners
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We produce 904L fasteners,904 L fasteners,904L studs,904L Nuts,904L Screws,904L Washers,904L Sockets,904L pins,904L turnbuckles,904L socket screws,904L HEAVY HEX NUT,904 L HEX NUT,904 L Rivets,904L coupling nuts and 904L pins in china
The type of 904L nuts that we could do is as follows:904L Hex Nuts,904L Heavy Hex Nut,904 L 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 904L bolts that we could do is as follows:904 L 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 904L screws that we could do is as follows:904L 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 904L studs that we could do is as follows: 904L Thread Studs,Collar Studs,Combo Studs,Double End Studs,Pad Studs,engineer studs,Tap End Studs
The type of 904L washers that we could do is as follows:904L 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 904L 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
904L is a high-alloy austenitic stainless steel

The chemical composition of 904 L fasteners is as follows

Analysis

C

0.02% max

Cr

19.00-23.00%

Mn

2.00% max

Ni

23.00-28.00%

Si

1.00% max

Mo

4.00-5.00%

P

0.045% max

Cu

1.00-2.00%

S

0.035% max



The mechanical property of 904L fasteners is as follows

0.2% proof stress
(N/mm2)

Tensile strength
(N/mm2)

Elongation
(%)

Hardness
(HRB)

≥ 220

≥ 490

≥ 35

≤ 90


As per heat treatment of 904L 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 904L 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 904L 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 904L 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 904L fasteners are widely used in heat exchangers,air receivers,pressure vessels,Stripper columns, separators, splitter, columns, hydro treaters, hydro crackers, desalters,shipping building and Aviation,drilling stations, pipelines and refineries,processing units,mechanical equipment, crystalizer equipment,Offshore and onshore industry, such as subsea and deepwater offshore oil production systems, industrial air compressors, power generators and nitrogen generators and so on,

Also we could supply 904L 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 904L fasteners that you need, we are glad to quote the best price
Except 904L fasteners,we also could produce 904L flanges,904L plates,904L bars,904L bolts,904L pipe fittings,904L pipes,904L tubes,904L springs