317 igwe anaghị agba nchara, nke a makwaara dị ka UNS S31700 na ọkwa 317, bụ isi mejupụtara 18% ka 20% chromium na 11% ka 15% nickel tinyere Chọpụta ichekwa nke carbon, phosphorus, sọlfọ, silicon na itule na iron.UNS S31700 / S31703 nke a na-akpọkarị igwe anaghị agba nchara 317/ 317L Dual Certified bụ ụdị ọdịnaya carbon dị ala nke igwe anaghị agba nchara 317 maka ụlọ welded.
Akụkụ na uru nke ma igwe anaghị agba nchara 317 na 317/ 317L Dual Certified gụnyere ike na-abawanye, nguzogide corrosion (gụnyere crevice na pitting), ike ike dị elu na oke nrụgide-na-rupture ruru. Akara ule abụọ ahụ na-eguzogide olulu na acetic na phosphoric acid. N'ihe gbasara ọrụ oyi nke igwe anaghị agba nchara 317 na 317/ 317L Dual Certified, stamping, shing, ịbịaru na isi ihe niile nwere ike ịrụ ọrụ nke ọma. Tụkwasị na nke a, enwere ike ịme mgbatị ahụ na akara ule abụọ n'etiti 1850 F na 2050 F, na-esote ngwa ngwa jụrụ oyi. Ọzọkwa, ụzọ ọrụ ọkụ niile na-ekpo ọkụ ga-ekwe omume na igwe anaghị agba nchara 317 na 317/317L Dual Certified, n'etiti 2100F na 2300F.
ngalaba: Metal; Igwe anaghị agba nchara; T 300 Series igwe anaghị agba nchara
Okwu ndị bụ isi: efere, mpempe akwụkwọ na tube spec bụ ASTM A-240
Ngwakọta kemịkalụ
C | Cr | Mn | Mo | Ni | P | S | Si |
Oke | - | Oke | - | - | Oke | Oke | Oke |
0.035 | 18.0 - 20.0 | 2.0 | 3.0-4.0 | 11.0 - 15.0 | 0.04 | 0.03 | 0.75 |
Ike tensile kacha elu, ma ọ bụ kacha nta |
.2% Ike Mpụta, nke kacha nta |
Pasent elongation |
Isi ike Max. |
75 |
30 |
35 |
217 Brinell |
317L na-agbado ngwa ngwa site n'ọtụtụ usoro ịgbado ọkụ (ma ewezuga oxyacetylene). AWS E317L / ER317L metal ma ọ bụ austenitic, obere carbon filler metals nwere molybdenum ọdịnaya dị elu karịa nke 317L, ma ọ bụ ihe nickel-base filler metal nwere chromium na molybdenum zuru ezu iji gafere nguzogide corrosion nke 317L kwesịrị iji weld 317L. ígwè.