Welded Bellows
유체제어 제품 및 솔루션 선도기업, (주)스페이스솔루션입니다.
Welded Bellows
Materials
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► Welded Metal Bellows는 성형 Bellows에 비해 다양한 종류의 소재로 제작 가능, 운전 조건에 가장 적합한 제품을 만들 수 있다는 장점이 있습니다. 스페이스솔루션은 아래와 같이 다양한 소재를 이용하여, 고객의 요구조건에 최적화된 제품을 공급할 수 있습니다.
Specification
Availlable raw materials-A | ||||
---|---|---|---|---|
Material | 304 | 316L | 321 | 347 |
Treatment | Annealed | Annealed | Annealed | Annealed |
Max. Tensile Strength (psi X 103) |
81 | 81 | 90 | 95 |
Max. Tensile Strength 2% deduction (psi X 103) |
39 | 42 | 35 | 40 |
Elongation in 2 inch(%) | 55 | 55 | 55 | 50 |
Hardness | 79R | 79R | 80R | 85R |
Module elasticity (psi X 10) |
28 | 29 | 28 | 28 |
Density (lb/in2) |
0.29 | 0.29 | 0.29 | 0.29 |
Thermal expansion coefficient 68-212℉ (in/in℉ X 10) |
9.6 | 8.9 | 9.3 | 9.3 |
Thermal conduction 212℉ (Btu/hr-ft℉) |
9.4 | 9.4 | 9.3 | 9.3 |
Magnetic permeability 200H (annealed) |
1.02 max. | 10.2 max. | 10.2 max. | 10.2 max. |
Availlable raw materials-B | ||||
---|---|---|---|---|
Material | Alloy 20 | AM350 | AM350 | HC-276 |
Treatment | Annealed | Annealed | SCT 850℉ | Annealed |
Max. Tensile Strength (psi X 103) |
93 | 145 | 206 | 115 |
Max. Tensile Strength 2% deduction (psi X 103) |
46 | 60 | 173 | 55 |
Elongation in 2 inch(%) | 38 | 40 | 12.5 | 60 |
Hardness | 90R | 20R | 45R | 90R |
Module elasticity (psi X 10) |
28 | 29 | 29.4 | 29.8 |
Density (lb/in2) |
0.29 | 0.286 | 0.282 | 0.321 |
Thermal expansion coefficient 68-212℉ (in/in℉ X 10) |
8.2 | 8.5 | 6.3 | 6.8 |
Thermal conduction 212℉ (Btu/hr-ft℉) |
7.6 | 8.2 | 8.9 | 6.4 |
Magnetic permeability 200H (annealed) |
1.002 | 12 max. | 123 max. | 1.0002 |
Availlable raw materials-C | ||||
---|---|---|---|---|
Material | Haynes 242 | Haynes 242 | Inconel 625 | Inconel 718 |
Treatment | Annealed | Aged | Annealed | Annealed |
Max. Tensile Strength (psi X 103) |
128 | 196 | 120 | 117 |
Max. Tensile Strength 2% deduction (psi X 103) |
65 | 135 | 60 | 44 |
Elongation in 2 inch(%) | 47 | 32 | 55 | - |
Hardness | - | - | 88R | - |
Module elasticity (psi X 10) |
33.2 | 33.2 | 29.8 | 29 |
Density (lb/in2) |
0.327 | 0.327 | 0.305 | 0.296 |
Thermal expansion coefficient 68-212℉ (in/in℉ X 10) |
6 | 6 | 7.1 | - |
Thermal conduction 212℉ (Btu/hr-ft℉) |
7 | 7 | 6.2 | 6.5 |
Magnetic permeability 200H (annealed) |
- | - | 1.0006 | 1.0013 |
Availlable raw materials-D | ||||
---|---|---|---|---|
Material | Inconel 718 | Inconel X-750 | Monel 400 | Titanium CP2 |
Treatment | Aged | Aged | Annealed | Annealed |
Max. Tensile Strength (psi X 103) |
180 | 177 | 70 | 50 |
Max. Tensile Strength 2% deduction (psi X 103) |
150 | 123 | 28 | 40 |
Elongation in 2 inch(%) | 12 | 27 | 55 | - |
Hardness | 26R | - | 68R | - |
Module elasticity (psi X 10) |
29 | 31 | 26 | - |
Density (lb/in2) |
0.297 | 0.298 | 0.316 | 0.162 |
Thermal expansion coefficient 68-212℉ (in/in℉ X 10) |
6.8 | 7 | 7.7 | - |
Thermal conduction 212℉ (Btu/hr-ft℉) |
6.6 | 6.9 | 13.9 | - |
Magnetic permeability 200H (annealed) |
1.0011 | 1.002 | - | 1.00005 |