ASTM A335 P5, P9, P11, P12, P22, P91, p117
ASTM A320 Bolts dabara adaba maka ọrụ okpomọkụ dị ala ruo -15000f ma nwee uru ọ dịkarịa ala maka oke enyemaka Charpy nke 20-Ft-LBF na ọnọdụ okpomọkụ a. AUTTM A320 Bolts ga-enweta ogologo oge na ọrụ nke okpomoku ma ọ bụ nrụgide dị elu na corrosion na-eguzogide nchara. ASTM A320 Bolts dị na nha dị iche iche na usoro dị iche iche, ezigbo ASTM A320 Goy na-achọ nnukwu ihe na nkọwapụta ha.
Ihe omumu nke ato, carbon steel na-acha uhie uhie, ASTM F65 SEL na-ewu ewu Elb, ASTM A182 p32750 Studing Bolt bụ akwụkwọ akụkọ na nhazi. Ha na-ere nke ọma n'ụlọ na mba ọzọ, ma nabata ọtụtụ ndị ọrụ na-anabata ya. Site na imubanye ezigbo ọrụ, anyị na-atụ anya itinye aka na uto ọhụrụ mmepe nke idobe gburugburu, na-enyere aka ọha na mkpa nke ike mmadụ. Ka ọ dị ugbu a, anyị na-emekwu mgbalị iji tinye aka na ọhụrụ dị mma, na-enwe olileanya ịrụpụta usoro ọgwụgwọ ọhụrụ nke mmepe ụlọ ọrụ ahụ. Ka ụlọ ọrụ na-eche banyere teknụzụ, ụlọ ọrụ na-akwụghachi ndị ahịa na ngwaahịa na ọrụ ndị ka mma. Ngwá ọrụ dị elu, Nhazi Ọkachamara, teknụzụ mmepụta dị mma, sistemụ nkwari zuru oke na ọrụ ahịa na-akwụ ụgwọ ọ bụla.
Alloy nchara bụ ígwè nke a na-ejigide ọtụtụ ihe na ngụkọta dị iche iche n'agbata 1.0% na 50% site na ibu iji meziwanye akụrụngwa ya. A na-agbaji Steals steels n'ime otu abụọ: ala dị ala na steellis steels. Ihe dị iche n'etiti mmadụ abụọ ahụ. Smith na Hahemi Kọwaa ihe dị iche na 4.0%, ebe Degarmo, et al., Kọwaa ya na 8.0%. [1] Ọtụtụ mgbe, ahịrịokwu "Alloy steel" na-ezo aka na Lower Steel.
Alloy 20 (alloy 20) bụ Aulenitic Almenitic nke dị iche iche mepụtara iji guzogide corrosic acid acid. Ọ nwere nguzogide nduru sọlfọ; O nwere iguzogide siri ike na phosphoric acid, nitric acid na gburugburu gburugburu chloride, corroside nrụgide, na-etinye corrosion na corrosion. Ya mere, alloy 20 nwere aha nke mgbochi corrosion allosion. Ọ nwere ọtụtụ ngwa dị iche iche: Chemical, nri, ọgwụ, ọgwụ ike na ụlọ ọrụ plastik ga-eji ya. N'ihi na nguzogide corrosion na corrosion chloride, nsogbu na-agbawa nsogbu nsogbu, wdg, alloy 20 na-ejikarị.
Ihe odide carbon na Sa182 f9 flinge dị obere, yabụ agbatị nke Alloy a ka mma. N'ozuzu, ọdịnaya ka carbon dị elu na alloys na-akwalite corrisonion intergrabia, karịsịa n'oge ọgwụgwọ oku dị elu dịka ịgbado ọkụ.
Anyị nwere usoro njikwa zuru oke ma nwee ike ijikọ ma na-emepe emepe s30900 \ / s30908 309s 1.4528 dị ka mkpa ndị ahịa anyị si dị. Anyị na-ewulite ụdị azụmahịa ọhụụ na ụdị nlekọta dị elu ma anyị nwere olile anya na isoro ndị enyi n'ụlọ na mba ọzọ. Companylọ ọrụ anyị na-ewere teknụzụ teknụzụ ka ọ na-akwalite mmepe ahụike nke ụlọ ọrụ anyị.
A na-akpọ Alloy nchara nke ASTM A182 F11 Franges chrome-moly flanges. Ndị a bụ flanges nke nwere Chromium na molybdenum, ndị a bụ ihe ndị na-eme ka ha guzogide corrosion, nke na-agbakwunye na ya siri ike.
