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347H Fasteners
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We produce 347H fasteners,347 H fasteners,347H studs,347H Nuts,347H Screws,347H bolts,347H Washers,347H Sockets,347H pins,347H turnbuckles,347H socket screws,347H HEAVY HEX NUT,347 H HEX NUT,347 H Rivets,347H coupling nuts and 347H pins in china

The type of 347H nuts that we could do is as follows:347H Hex Nuts,347H Heavy Hex Nut,347 H 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 347H bolts that we could do is as follows:347 H 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 347H screws that we could do is as follows:347H 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 347H studs that we could do is as follows: 347H Thread Studs,Collar Studs,Combo Studs,Double End Studs,Pad Studs,engineer studs,Tap End Studs

The type of 347H washers that we could do is as follows:347H 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 347H 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

347H has slightly imposed corrosion resistance over 321 stainless steel in strongly oxidizing environments and is preferable for aqueous and low temperature environments due to its good resistance to inter granular attack


The chemical composition of 347 H fasteners is as follows

Technical  composition (%)

Fe

Cr

Ni

Mn

Si

P

C

S

Nb

347H

min

Bal.

17.0

9.0

-

-

-

0.040

-

10xC

max

-

20.0

13.0

2.00

0.75

0.040

0.100

0.030

1.0


The mechanical property of 347H fasteners is as follows

Properties

Imperial

Tensile strength, ultimate

69600 psi

Tensile strength, yield

29700 psi

Poisson’s ratio

0.27 – 0.30

Elongation at break

29%

Hardness, Brinell

187


As per heat treatment of 347H 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 347H 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 347H 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 347H 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 347H fasteners are widely used in automotive, railroad, wind energy, construction equipment, mining machinery, medical equipment, aerospace, defense, general machinery etc


Also we could supply 347H 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 347H fasteners that you need, we are glad to quote the best price

Except 347H fasteners,we also could produce 347H flanges,347H plates,347H bars,347H bolts,347H pipe fittings,347H pipes,347H tubes,347H springs