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mechanical property
mechanical property
Mechanical componentsMechanical components
| Types | sign | tensil strength N/mm (kgf/㎟) |
yield point or internal force N/㎜ (kgf/㎟) |
elongation(%) | flatness | flexibility | |||
|---|---|---|---|---|---|---|---|---|---|
| Test 04, test 11, test 12, vertical |
Test 04, test 05, parallel |
The distance(H) between plates is tube’s outer diameter |
Bending angle | inner radius D is tube’s outer diameter |
|||||
| 11 type |
A | STKM 11A | 290(30)more | - | 35more | 30more | 1/2D | 180˚ | 4D |
| 12 type |
A | STKM12A | 340(35)more | 175(18)more | 35more | 30more | 2/3D | 90˚ | 6D |
| B | STKM12B | 390(40)more | 275(28)more | 25more | 20more | 2/3D | 90˚ | 6D | |
| C | STKM12C | 470(48)more | 355(36)more | 20more | 15more | - | - | - | |
| 13 type |
A | STKM13A | 370(38)more | 215(22)more | 30more | 25more | 2/3D | 90˚ | 6D |
| B | STKM13B | 440(45)more | 305(31)more | 20more | 15more | 3/4D | 90˚ | 6D | |
| C | STKM13C | 510(52)more | 380(39)more | 15more | 25more | - | - | - | |
| 14 type |
A | STKM14A | 410(42)more | 245(25)more | 25more | 15more | 3/4D | 90˚ | 6D |
| B | STKM14B | 500(51)more | 355(36)more | 15more | 10more | 7/8D | 90˚ | 6D | |
| C | STKM14C | 550(56)more | 410(42)more | 15more | 20more | - | - | - | |
| 15 type |
A | STKM15A | 470(48)more | 275(28)more | 22more | 10more | 3/4D | 90˚ | 6D |
| C | STKM15C | 580(59)more | 430(44)more | 12more | 10more | - | - | - | |
| 16 type |
A | STKM16A | 510(52)more | 325(33)more | 20more | 17more | 7/8D | 90˚ | 6D |
| C | STKM16C | 620(63)more | 460(47)more | 12more | 7more | - | - | - | |
| 17 type |
A | STKM17A | 550(56)more | 345(35)more | 20more | 15more | 7/8D | 90˚ | 6D |
| C | STKM17C | 650(66)more | 480(49)more | 10more | 5more | - | - | - | |
| 18 type |
A | STKM18A | 440(45)more | 275(28)more | 25more | 20more | 7/8D | 90˚ | 6D |
| B | STKM18B | 490(50)more | 315(32)more | 23more | 18more | 7/8D | 90˚ | 6D | |
| C | STKM18C | 510(52)more | 380(39)more | 15more | 10more | - | - | - | |
| 19 type |
A | STKM19A | 490(50)more | 315(32)more | 23more | 18more | 7/8D | 90˚ | 6D |
| C | STKM19C | 550(56)more | 410(42)more | 15more | 10more | - | - | - | |
| 20 type |
A | STKM20A | 540(55)more | 390(40)more | 23more | 18more | 7/8D | 90˚ | 6D |
