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Stainless Steel Fasteners


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304 / 304L

Chemical compositions and mechanical properties for 304 / 304L.

Chemical compositions - 304

Element% Present
Carbon (C)0.07
Chromium (Cr)17.50 - 19.50
Manganese (Mn)2
Silicon (Si)1
Phosphorous (P)0.045
Sulphur (S)0.015b
Nickel (Ni)8.00 - 10.50
Nitrogen (N)0.1
Iron (Fe)Balance

Chemical compositions - 304L

Element% Present
Carbon (C)0.03
Chromium (Cr)17.50 - 19.50
Manganese (Mn)2
Silicon (Si)1
Phosphorous (P)0.045
Sulphur (S)0.015b)
Nickel (Ni)8.00 - 10.50
Nitrogen (N)0.1
Iron (Fe)Balance

Mechanical Properties - 304

PropertyValue
Comprehensive Strength210 MPa
Proof Stress210 Min MPa
Tensile Strength520 - 720 MPa
Elongation45 Min%

Mechanical Properties - 304L

PropertyValue
Proof Stress200 Min MPa
Tensile Strength500 - 700 MPa
Elongation45 Min%

310

Chemical compositions and mechanical properties for 310.

Chemical Compositions - 310

Element% Present (in product form)% Present (in product form)
C, H, P, LTW* / TS*
Carbon (C)≤0.10≤0.15
Silicon (Si)≤1.50≤0.75
Manganese (Mn)≤2.00≤2.00
Phosphorous (P)≤0.045≤0.045
Sulfur (S)≤0.015≤0.030
Chromium (Cr)24.00 - 26.0024.00 - 26.00
Nickel (Ni)19.00 - 22.0019.00 - 22.00
Nitrogen (N)≤0.11-
Iron (Fe)BalanceBalance

Mechanical Properties - 310

Product FormProduct FormProduct Form
C, H, PLTW* / TS*
Thickness a or diamter d (mm)Thickness a or diamter d (mm)a ≤ 12d ≤ 25-
Hardness HB max. 1) 2) 3)Hardness HB max. 1) 2) 3)192192-
Proof Strength3)Proof Strength3)Rp0.2 N/mm2210210210
Proof Strength3)Proof Strength3)Rp1.0 N/mm2230230270
Tensile StrengthTensile StrengthRm N/mm2500 - 700500 - 700min. 500
Elongation min. in %Elongation min. in %Long ProductsLong Products351)351)334) / 355)
Elongation min. in %Elongation min. in %Flat Products0.5 ≤ a/d < 3354)5)354)5)354)5)6)
Elongation min. in %Elongation min. in %Flat Products3 ≤ a/d--354)5)6)

316 / 316L

Chemical compositions and mechanical properties for 316 / 316L.

Chemical Composition - 316

Element% Present
Carbon (C)0.07
Silicon (Si)1
Manganese (Mn)2
Phosphorous (P)0.045
Sulfur (S)0.0151)
Chromium (Cr)16.50 - 18.50
Nickel (Ni)10.00 - 13.00
Nitrogen (N)0.1
Molybdenum (Mo)2.00 - 2.50
Iron (Fe)Balance

Mechanical Properties - 316

Product FormThickness mm maxYield StrengthYield StrengthTensile StrengthElongationElongationImpact energy (ISO-V) Room Temperature 10mm or thickerImpact energy (ISO-V) Room Temperature 10mm or thicker
0.2%1%
Rp0.2 n/mm2 minRp1.0 N/mm2 minRm N/mm2A(1) % min (langs)A(1) % min (quer)J min. (längs)J min. (quer)
C6240(3)270(3)530-680 (3)-40--
H12220(3)260(3)530-680 (3)-409060
P75220(3)260(3)520-670(3)-459060
L160200(4)235(4)500-700 (4)40-100-
L250(2)200(5)235(5)500-700 (5)-30-60
T(w/s)60240(6)240(6)500-700 (5)403010060

321 / 321H

Chemical compositions and mechanical properties for 321 / 321H.

Chemical Properties - 321 / 321H

CrNiCSiMnPSNTiFe
321min:17.0 max:19.0min:9.0 max:12.0max: 0.08max: 0.75max: 2.0max: 0.045max: 0.03max: 0.10min:5*(C+N) max:0.70Balance
321Hmin:17.0 max:19.0min: 9.0 max:12.0min:0.04 max:0.10min:18.0 max:20.0max: 2.0max: 0.045max: 0.03max: 0.10min:5*(C+N) max:0.70Balance

Mechanical Properties - 321 / 321H

GradeTensile Strength ksi (min.)Yield Strength 0.2% Offset ksi (min.)Elongation - % in 50 mm (min.)Hardness (Brinell) MAX
321753040217

347

Chemical compositions and mechanical properties for 347.

Chemical Compositions - 347

Element% Present (in product form)
Carbon (C)0.08
Silicon (Si)1
Manganese (Mn)2
Phosphorous (P)0.045
Sulfur (S)0.015
Chromium (Cr)17.00 - 19.00
Nickel (Ni)9.00 - 12.00
Niobium (Nb)10xC to 1.00
Iron (Fe)Balance

Mechanical properties - 347

Product Form Product Form Product Form Product Form Product Form Product Form
CHPLLTW / TS
Thickness (mm) Max813.575160250)60
Yield StrengthRp0.2 N/mm22203) 2003)2003)2054)2056)2055)
Yield StrengthRp1.0 N/mm22503)2403)2403)2404)2406)2405)
Tensile StrengthRm N/mm2520 - 7203) 520 - 7203)500 - 7003)510 - 7404510 - 7406510 - 7405
Elongation min. in &A1) %min (longitudinal)---40-35
Elongation min. in &A1) %min (transverse)404040-3030
Impact Energy (ISO-V) ≥ 10mm thickJmin (longitudinal)-100100100-100
Impact Energy (ISO-V) ≥ 10mm thickJmin (transverse)-6060-6060

410

Chemical compositions and mechanical properties for 410.

Chemical Compositions - 410

GradeGradeCMnSiPSCrMoNi
410Min-----11.5--
410Max0.15110.040.0313.5-0.75

Mechanical Properties - 410

GradeTensile Strength (MPa) minElongation (% in 50mm) minYield Strength 0.2% Proof (MPa) min
SS 41048016275

421

Chemical compositions and mechanical properties for 421.

 

INFO NEEDED FROM CLIENT

422

Chemical compositions and mechanical properties for 422.

Chemical Compositions - 422

Grade Grade CSiNiSMnPCrMoVCu
SS 422Min 0.20.20.5---110.750.17-
SS 422Max0.250.610.0310.0413.51.250.30.5

Mechanical Properties - 422

422
GradeTensile Strength (MPa) minElongation (% in 50mm) minYield Strength 0.2% Proof (MPa) minHardnessHardness
Rockwell B (HR B) maxBrinell (HB) max
SS 42211525140293341

431

Chemical compositions and mechanical properties for 431.

Chemical compositions - 431

MinMax
Carbon0.120.2
Silicon01
Manganese01
Nickel1.253
Chromium1518
Phosphorous00.04
Sulphur00.03

Mechanical properties - 431

ConditionAnnealed*T
Tensile Strength (MPa)Min850
Max1000
0.2% Yield Strength (MPa)Min635
Elongation on 5.65√S0 %Min11
Izod Impact Valua J mmMin63 34
63 20
Hardness HBMin248
Max277302

904L

Chemical compositions and mechanical properties for 904L.

Chemical Compositions - 904L

Element% % Present (in product form)
Carbon (C)0.02
Silicon (Si)0.7
Manganese (Mn)2
Phosphorous (P)0.03
Sulfur (S)0.01
Chromium (Cr)19.00 - 21.00
Nickel (Ni)24.00 - 26.00
Nitrogen (N)0.15
Molybdenum (Mo)4.00 - 5.00
Copper (Cu)1.20 - 2.00
Iron (Fe)Balance

Mechanical properties - 904L

Product FormProduct FormProduct FormProduct FormProduct FormProduct Form
CHPLLTW/TS
Thickness (mm) Max.813.5751602502)60
Yield StrengthRp0.2 N/mm22403)2203)2203)2304)2305)2306)
Yield StrengthRp1.0 N/mm22703)2603)2603)2603)2603)2503)
Tensile StrengthRm N/mm2530 - 7303)530 - 7303)520 - 7203)530 - 7304)530 - 7305)520 - 7206)
Elongation min. in %Jmin (Longitudinal)-100100100-120
Elongation min. in %Jmin (Transverse)-6060-6090

ISO 3506-1 A4

Chemical compositions and mechanical properties for ISO 3506-1 A4.

Chemical compositions - ISO 3506-1 A4

CSiMnPsCrMoNiCuNOther elements and notes
A40,081,002,000,0450,03016,0 to 18,52,00 to 3,0010,0 to 15,04,0-h,i

Mechanical properties - ISO 3506-1 A4

Property classTensile strength a Rmf min. MPaStress at 0,2 % non-proportional elongation b Rpf mm. MPaElongation after fracture A min. mm
505002100,6d
707004500,4d
808006000,3d
10010008000,2d

ISO 3506-1 A2

Chemical compositions and mechanical properties for ISO 3506-1 A2.

Chemical compositions - ISO 3506-1 A2

CSiMnPSCrMoNiCuNOther elements and notes
A20,101,002,000,0500,03015,0 to 20,0_f8,o to 19,04,0g,h

Mechanical properties - ISO 3506-1 A2

Stainless steel gradeProperty classTensile strength a Rmf min. MPaStress at 0,2 % non-proportional elongation b Rpf mm. MPaElongation after fracture A min. mm
A2505002100,6d
A2707004500,4d
A2808006000,3d

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