ASTM Fastener

ASTM F2281 Gr 309 Bolts, Hex Cap, Screws & Studs

ASTM F2281 Gr 310 Bolts, Hex Cap, Screws & Studs

ASTM F2281 Gr 316 Bolts, Hex Cap, Screws & Studs

ASTM F2281 Gr 316L Bolts, Hex Cap, Screws & Studs

ASTM F2281 Gr 321 Bolts, Hex Cap, Screws & Studs

ASTM F2281 Gr 330 Bolts, Hex Cap, Screws & Studs

ASTM F2281 Gr 347 Bolts, Hex Cap, Screws & Studs

ASTM F2281 Gr 416 Bolts, Hex Cap, Screws & Studs

ASTM F2281 Gr 430 Bolts, Hex Cap, Screws & Studs

ASTM F2281 Gr 430F Bolts, Hex Cap, Screws & Studs

ASTM F2281 Gr 431 Bolts, Hex Cap, Screws & Studs

Astm F593 Gr 410 Bolts, Hex Cap Screws and Studs

ASTM F593 Gr 303 Bolt, Hex Cap Screws & Studs

ASTM F593 GR 304l Bolts, Hex Cap Screw & Stubs

ASTM F593 Gr 305 Bolt, Hex Cap Srews & Studs

ASTM F593 Gr 316 Bolts, Hex Cap Screws & Studs

ASTM F593 Gr 321 Bolts, Hex Cap Screws and Studs

ASTM F593 Gr 347 Bolts, Cap and Studs

ASTMF593 Gr 348 Bolts, Hex Cap Screws and Studs

ASTM F593 Gr 384 Bolts, Hex Cap Screws and Studs

ASTM F593 Gr 348 Bolts, Hex Cap Screws and Studs

ASTM F593 Gr 410 Bolts, Hex Cap Screws and Studs

ASTM F593 Gr 416SE Bolts, Hex Cap Screws and Studs

ASTM F593 Gr 430 Bolts, Hex Cap Screws & Studs

ASTM F593 Gr 430F Bolts, Hex Cap Screws and Studs

ASTM F594 Gr 303 Nuts

ASTM F594 Gr 303 Nuts, is a non magnetic austenitic stainless steel it is not by heat treatment. It is a free machining modification of the basic 18%chromium / 8% nickel stainless steel.

Chemical Composition
CSiMnPSCrMoNiOthers
0.151.002.000.200.15min17.0-19.00.608.00-10.0Zr 0.60

Mechanical Properties
Tensile Strength90ksi, 620Mpa
Yield Strength 0.2% Offset45ksi, 310Mpa
Elongation30%

ASTM F594 Gr 304L Nuts

ASTM F594 Gr 304L, is a low carbon content eliminates carbon precipitation in the welding process. It can be used in severe corrosion environments. 

Chemical Composition
CSiMnPSCrMoNiOthers
0.030.752.000.0450.03018.0-20.0-8.00-12.0-

Mechanical Properties
Tensile Strength85(ksi), 585(Mpa)
Yield Strength 0.2% Offset35(ksi), 290(Mpa)
Elongation40%
 

ASTM F594 Gr 305 Nuts

ASTM F594 Gr 305 Nuts, is an austenitic chromium nickel stainless steel with excellent corrosion resistance & it is suitable for very severe cold forming operations.

Chemical Composition
CSiMnPSCrMoNiOthers
0.080.752.000.0450.03018.0-20.0-8.00-10.5N 10.0-16.0

Mechanical Properties
Tensile Strength85(ksi), 586(Mpa)
Yield Strength 0.2% Offset35(ksi), 241(Mpa)
Elongation55%


 

ASTM F594 Gr 316 Nuts

ASTM F594 Gr 316 Nuts, is an austenitic chromium nickel stainless steel contains molybdenum. It is typicaly used for exhaust manifolds, furnace parts, heat exchangers, jet engine, pharmaceutical, paper & pulp, textile processing equipments.

Chemical Composition
Carbon0.08
Silicon1.00
Manganese2.00
Phosphorus0.045
Sulfur0.030
Chromium16.0-18.0
Molybdenum2.0-3.0
Nickel10.0-14.0

Mechanical Properties
Tensile Strength Yield Strength Elongation
75 ksi(min)30 ksi(min)40%
 

ASTM F594 Gr 347 Nuts

ASTM F594 Gr 347, has slightly improved corrosion resistance over 321 stainless steel in strongly oxidizing environments. It is a columbium stabilized austenitic chromium nickel stainless steel.

Chemical Composition
Carbon0.08
Silicon1.00
Manganese2.00
Phosphorus0.045
Sulfur0.030
Chromium17.0-19.0
Nickel9.00-13.00
OthersNb+Ta 10xCmin

Mechanical Properties
Yield Strength 0.2% OffsetUltimate Tensile StrengthElongation
30,000psi, 205Mpa75,000psi, 515Mpa40%
 

ASTM F594 Gr 321 Nuts

ASTM F594 Gr 321 Nuts, provides higher carbon content to provide improved high temperature strength. It is typicaly used for heat exchangers, aircraft exhaust manifolds, furnace parts etc.

Chemical Composition
Carbon0.08
Silicon1.00
Manganese2.00
Phosphorus0.045
Sulfur0.030
Chromium17.0-19.0
Nickel9.00-12.05
OthersTi 5xC min

Mechanical Properties
Tensile Strength Yield Strength Elongation
85(ksi), 585(Mpa)35(ksi), 240(Mpa)45%

ASTM F594 Gr 348 Nuts

ASTM F594 Gr 348 Nuts, is does not react to heat treatment. It is used in different kinds of nuclear applications. It is slightly tougher than grade 304 stainless steel.

Chemical Composition
C0.08
Si0.75
Mn2.00
P0.045
S0.030
Cr17.0-19.0
Mo-
Ni9.0-13.0
OthersNb+Ta 10xC/1.00; Ta: 0.10max; Co: 0.20

Mechanical Properties
Yield Strength Tensile Strength Elongation
205 (Mpa) min515 (Mpa) min40%

 

ASTM F594 Gr 348 Nuts

ASTM F594 Gr 384, is ductile & tough & can be easily stamped, drawn & spun. It does not react to heat treatment. However elevated properties can be obtained by cold reduction. It is useful for different kinds of nuclear applications.

Chemical Composition
C0.08
Si0.75
Mn2.00
P0.045
S0.030
Cr17.0-19.0
Mo-
Ni9.0-13.0
OthersNb+Ta 10xC/1.00; Ta: 0.10max; Co: 0.20

Mechanical Properties
Yield Strength Tensile Strength Elongation
205 (Mpa) min515 (Mpa) min40%

ASTM F594 Gr 410 Nuts

ASTM F594 Gr 410 Nuts, is the basic martensitic stainless steel which attain high mechanical properties after heat treatment. It has good impact strength & corrosion resistance.

Chemical Composition
CSiMnPSCr
0.151.001.000.0400.03011.5-13.5

Mechanical Properties
Proof Stress 0.2% 205(Mpa)
Tensile Strength 450 (Mpa)
Elonagtion20%
 

ASTM F594 Gr 416Se Nuts

ASTM F594 Gr 416Se, is a martensitic stainless steel that offers the most machinability over all the stainless steel due to the inclusion of sulphur.

Chemical Composition
CarbonChromiumManganeseMolybdenumNickelPhosphorusSulphurSilicon
0.09-0.1511.5-13.51.5max0.6max1max0.06max0.06max1max

Mechanical Properties
Tensile Strength760Mpa, 110000psi
Yield Strength 0.2% Offset, min585Mpa, 84800psi
Elongation(% in 50mm)18%
Hardness, Rockwell B97

ASTM F594 Gr 430 Nuts

ASTM F594 Gr 430 Nuts, is a non hardenable steel containing straight chromium & belongs to ferritic steel. It is know for good corrosion resistance & formability. 

Chemical Composition
CarbonManganeseSiliconPhosphorusSulfurChromiumIron
0.081.001.000.0400.02016.0-18.0Bal

Mechanical Properties
Tensile Strength, min450-600 Mpa
Yield Strength 0.2% Offset, min260 Mpa
Elongation20%
 

ASTM F594 Gr 430F Nuts

ASTM F594 Gr 430F, is unresponsive to heat treatment. It can withstand only by moderate cold forming. It cannot be welded due to its high sulfur content. If necessary welding can be performed using low heat settings.

Chemical Composition
Carbon0.12max
Manganese1.25max
Silicon1.00max
Chromium16.0
Molybdenum0.60max
Sulfur0.15max
Potassium0.060max
Iron81.0

Mechanical Properties
Tensile Strength, minYield Strength 0.2% Offset, minElongationBrinell (HB)max
552Mpa379Mpa25%262

ASTM F738 Gr 316 Bolts, Hex Cap Screws & Studs

ASTM A738 Gr 316L Bolts, Hex Cap Screws & Studs

ASTM A193 Gr 304LN Bolts

ASTM A193 Gr 304LN, is nitrogen strengthened version of 304 stainless steel. It is widely used for applications such as heat exchangers, food industry, petroleum industry, fabrication industry, nuclear industry & chemical industry.

Chemical Composition
Carbon0.030
Silicon0.75
Manganese2.00
Phosphorus0.045
Sulfur0.030
Chromium18.0-20.0
Molybdenum-
Nickel8.00-12.0
OthersN 0.10-0.16

Mechanical Properties
Tensile StrengthProof Stress 0.2%(Mpa)Elongation
515(Mpa)20540%
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