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Micro Plastics Mechanical Test Data

Nylon 6/6 meets ASTM D4066, and ASTM D6779.

All tests performed per ASTM specifications.  Parts molded in Nylon 6/6, dry as molded, unmoisturized, at 73o F / 23o C.

Data listed is for informational purposes only shall not be used to establish specifications limits or used alone as the basis of design.

Machine Screws

TENSILE TEST

DOUBLE
SHEAR

SIZE

ULTIMATE
TORQUE

MAX TORQUE
BEFORE DEFORMATION

YIELD
LBS.

BREAK
LBS.

YIELD
LBS.

BREAK
LBS.

256

---NO TEST---

---NO TEST---

16

19

------NO TEST------

440

24 In. Oz.

12-16 In. Oz.

38

41

45

50

632

30 In. Oz.

18-20 In. Oz.

65

69

91

97

832

5 In. Lbs

2-3 In. Lbs.

99

108

158

164

1024

6 In. Lbs.

2-4 In. Lbs.

139

149

187

257

1032

7 In. Lbs.

3-4 In. Lbs.

155

165

234

241

1/4-20

13 In. Lbs.

9-10 In. Lbs.

296

312

413

432

 

Metric Machine Screws

TENSILE TEST
MAX TORQUE

DOUBLE
SHEAR

SIZE

ULTIMATE
TORQUE

BEFORE
DEFORMATION

YIELD
NEWTONS

BREAK
NEWTONS

YIELD
NEWTONS

BREAK
NEWTONS

M2 X .4

NO TEST

NO TEST

7.12 N.

2.14 N. 

89 N.

116 N.

M2.5 X .45

NO TEST

NO TEST

8.9 N.

4.85 N.

156 N.

169 N.

M3 X .5

.32 Nm.

.2 - .26 Nm.

22 N.

6.21 N.

294 N.

329 N.

M3.5 X .6

.43 Nm.

.28 - .34 Nm.

53 N.

7.23 N.

378 N.

405 N.

M4 X .7

.45 Nm.

.36 - .43 Nm.

214 N.

11.52 N.

600 N.

636 N.

M5 X .8

.93 Nm.

.73 - .79 Nm.

271 N.

19.20 N.

1081 N.

1134 N.

M6 X .1

1.83 Nm.

1.41 - 1.47 Nm.

845 N.

912 N.

1806 N.

1877 N.

M8 X 1.25

3.39 Nm.

2.45 - 2.82 Nm.

1677 N.

1744 N.

2980 N.

3034 N.

M10 X 1.50

5.31 Nm.

4.52 - 4.86 Nm.

2749 N.

79.31 N.

5026 N.

5280 N.

 

Hex Nuts

SIZE

#1
TENSILE LBS.

#2
TENSILE TORQUE

RECOMMENDED TORQUE
BEFORE DEFORMATION

440

85

2 In. Lbs.

1.5 In. Lbs.

632

135

5.2 In. Lbs.

4 In. Lbs.

832

172

6.8 In. Lbs.

5 In. Lbs.

1024

211

7 In. Lbs.

5.5 In. Lbs.

1032

276

8 In. Lbs.

6.5 In. Lbs.

1/4-20

311

19.3 In. Lbs.

17 In. Lbs.

5/16-18

877

44.3 In. Lbs.

42 In. Lbs.

3/8-16

994

74 In. Lbs.

72 In. Lbs.

1/2-13

2,367

15.7 Ft. Lbs.

13 Ft. Lbs.

5/8-11

3,487

31.7 Ft. Lbs.

30 Ft. Lbs.

Test #1 Pull Test - Nylon Nut on Metal Screw     Test #2 Torque - Nylon Nut on Metal Screw

 

Metric Hex Nuts

SIZE

TENSILE

ULTIMATE TORQUE

M2

NO TEST

NO TEST

M2.5

135.23 N.

NO TEST

M3

142.34 N.

NO TEST

M3.5

369.20 N.

2.3 CM/KG

M4

451.94 N.

4.5 CM/KG

M5

940.35 N.

8.3

M6

1556.65 N.

17.6 CM/KG

M8

2597.76 N.

56.2 CM/KG

M10

6283.11 N.

89.93 CM/KG

 

Cap Screws

 

TENSILE TEST

DOUBLE
SHEAR

SIZE

ULTIMATE
TORQUE

MAX. TORQUE
BEFORE DEFORMATION

YIELD
LBS.

BREAK
LBS.

YIELD
LBS.

BREAK
LBS.

1/4-20

19 In. Lbs.

15-16 In. Lbs.

200

228

413

432

5/16-18

37 In. Lbs.

32-34 In. Lbs.

403

424

866

880

3/8-16

49 In. Lbs.

45-46 In. Lbs.

480

513

1108

1173

1/2-13

11 Ft. Lbs.

7-8 Ft. Lbs.

1393

1425

2276

2313

5/8-11

22 Ft. Lbs.

18-19 Ft. Lbs.

2260

2303

3340

3410

 

Nylon 6/6 Mechanical Properties (73o F / 23o C)

Tensile Strength

D638

12,000 psi.

82.7 MPa

Elongation

D638

60%

60%

Shear Strength

D732

9,600 psi.

66.2 MPa

Flexuaral Modulus

D790

410,000 psi.

2.,287 MPa

Impact Strength

D256

1.0 ft/lb/in

5.5 kg/cm2

Hardness

D785

R121

M79

Specific Gravity

D792

1.13

1.13

Melting Point

D789

500 F

260o C

Dielectric Strength

D149

600 v/mil

10 OHM-CM

Underwriters Laboratory Rating

BUL. 94

94V2

94V2


 
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