Zhengzhou Huitong Pipeline Equipment Co.,Ltd.
Zhengzhou Huitong Pipeline Equipment Co., Ltd.
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Nickel Alloy Fasteners 1.4562 Alloy 31 Spring Washer DIN127A 127B Standard
1. Alloy 31 spring washer specification
| Dia/Thread Size | 3/8”-16 |
| Finish | Plain |
| Grade | alloy 20 |
| material | stainless steel |
| specification | astm f594 |
| system of measurement | imperial(inch) |
| thickness | 0.328” |
| thread | coarse |
| type | hex nut |
| wrench size | 9/16” |
| product weight | 0.016 |
| uom | each |
| C | Si | Mn | P | S | Cr | Cu | Mo | N | Ni | Fe | ||
| Alloy 31 | Min % | 26,0 | 1,0 | 6,0 | 0,15 | 30,0 | balance | |||||
| Max % | 0,015 | 0,3 | 2,0 | 0,20 | 0,010 | 28,0 | 1,4 | 7,0 | 0,25 | 32,0 | balance | |
| ASTM B626 (S08031) (alloy 31) | ||||||||||||
| 1.4562 | Min % | 26,00 | 1,00 | 6,00 | 0,15 | 30,00 | ||||||
| Max % | 0,015 | 0,30 | 2,00 | 0,02 | 0,10 | 28,00 | 1,40 | 7,00 | 0,25 | 32,00 | ||
| (Key to steel 2010) | ||||||||||||
| N 08031 | Min % | 26,0 | 1,0 | 6,0 | 0,15 | 30,0 | balance | |||||
| Max % | 0,015 | 0,3 | 2,00 | 0,,20 | 0,010 | 28,0 | 1,4 | 7,0 | 0,25 | 32,0 | balance | |
| 0,2% yield strength (Mpa) / ksi yield strength(0,2 offset) min.ksi /(Mpa) | >=276 40/276 | N 080319 (ASTM B 625) | |
| 1,0% yield strength (Mpa) / ksi | >= 390 | ||
| tensile strength Rm (Mpa)/ksi tensile strength Rm (min.) ksi /(Mpa) | 650-850 94 /(650) | lenghtwise /transverse | N 080319 (ASTM B 625) |
| elongation A50 % elongation min. % | >=40 40 | in 2in.(50,8mm) or 4D | N 080319 (ASTM B 625) |
| motch impact ISO-V (to -320,3°F) | >=140J / cm2 | ||
| E-Modul | 198000 | ||
3. Alloy 31 spring washer delivery time:
4. Alloy 31 spring washer producing dimension:
