Tinjauan ngeunaan 321 Stainless Steel Pipe
Salaku versi dirobah tina SS304, stainless steel 321 (SS321) mangrupakeun stainless steel austenitic stabilized kalawan tambahan titanium tina sahanteuna 5 kali eusi karbon.Tambihan titanium ngirangan atanapi nyegah sensitipitas présipitasi karbida salami las sareng jasa dina kisaran suhu 425-815 ° C.Éta ogé ningkatkeun sababaraha sipat dina suhu anu luhur.SS321 nyayogikeun résistansi anu luar biasa pikeun oksidasi sareng korosi sareng gaduh kakuatan ngarayap anu saé.Hal ieu dianggo utamina dina alat kilang minyak, pipa tekanan kapal, pamanas super radian, bellews, sareng alat-alat perlakuan panas suhu luhur.
Spésifikasi tina 321 Stainless Steel Tube
| stainless steel caang digosok pipe / tube | ||
| Kelas Baja | 201, 202, 301, 302, 303, 304, 304L, 304H, 309, 309S, 310S, 316, 316L, 317L, 321,409L, 410, 401, 42, 42, 40, 42 , 441,904L, 2205, 2507, 2101, 2520, 2304, 254SMO, 253MA, F55 | |
| Standar | ASTM A213, A312, ASTM A269, ASTM A778, ASTM A789, DIN 17456, DIN17457, DIN 17459, JIS G3459, JIS G3463, GOST9941, EN10216, BS3605, GB13296 | |
| Beungeut | Polishing, Annealing, Pickling, Caang, Hairline, Eunteung, Matte | |
| Tipe | Panas digulung, tiis digulung | |
| pipa buleud stainless steel / tube | ||
| Ukuran | Kandel témbok | 1mm-150mm (SCH10-XXS) |
| Diaméter luar | 6mm-2500mm (3/8"-100") | |
| pipa pasagi stainless steel / pipah | ||
| Ukuran | Kandel témbok | 1mm-150mm (SCH10-XXS) |
| Diaméter luar | 4mm * 4mm-800mm * 800mm | |
| pipa stainless steel rectangular / tube | ||
| Ukuran | Kandel témbok | 1mm-150mm (SCH10-XXS) |
| Diaméter luar | 6mm-2500mm (3/8"-100") | |
| Panjangna | 4000mm, 5800mm, 6000mm, 12000mm, atawa sakumaha diperlukeun. | |
| Sarat dagang | Sarat harga | FOB, CIF, CFR, CNF, EXW |
| istilah pamayaran | T/T, L/C, Western Union, Paypal, DP, DA | |
| Waktos pangiriman | 10-15 poé | |
| Ékspor ka | Irlandia, Singapura, Indonesia, Ukraina, Arab Saudi, Spanyol, Kanada, AS, Brazil, Thailand, Korea, Italia, India, Mesir, Oman, Malaysia, Kuwait, Kanada, Vietnam, Peru, Méksiko, Dubai, Rusia, jsb | |
| Bungkusan | pakét ékspor standar seaworthy, atawa sakumaha diperlukeun. | |
| Ukuran wadahna | GP 20ft: 5898mm (Panjang) x2352mm (Lebar) x2393mm (Luhur) 24-26CBM GP 40ft: 12032mm (Panjang) x2352mm (Rubak) x2393mm (Luhur) 54CBM 40ft HC: 12032mm (Panjang) x2352mm (Lebar) x2698mm (Luhur) 68CBM | |
Kakuatan kacapean 321 Tube Stainless Steel
Dina aplikasi dinamis, kakuatan kacapean ogé penting pikeun mertimbangkeun.Sarta dina hal ieu 321 SS boga kaunggulan slight leuwih 304 SS.Wates kacapean atawa daya tahan (kakuatan dina bending) tina stainless steels austenitic dina kaayaan annealed ngeunaan hiji-satengah tina strength.Typical tensile jeung daya tahan wates pikeun alloy ieu (annealed) dibere dina tabel di handap ieu:
| Paduan | Tensile has | Wates Endurance has |
| 304L | 68 ksi | 34 ksi |
| 304 | 70 ksi | 35 ksi |
| 321 | 76 ksi | 38 ksi |
Weldability of 321 pipah stainless steel
SS321 na TP321 boga weldability alus teuing, euweuh preheating diperlukeun.Bahan keusikan kedah gaduh komposisi anu sami tapi eusi alloy anu langkung luhur.Liquation cracking di zone kapangaruhan panas: input énergi low.Ukuran butir halus.Ferrite ≥ 5%.
Disarankeun logam filler SS 321, 347, jeung 348. Éléktroda nyaéta E347 atanapi E308L [suhu jasa <370 °C (700 °F)].
Aplikasi tina 321 Stainless Steel Tube
Tipe 321, 321H sareng TP321 tiasa dianggo di tempat dimana perlakuan solusi saatos las teu mungkin, sapertos jalur uap sareng pipa superheater sareng sistem knalpot dina mesin bolak-balik sareng turbin gas kalayan suhu antara 425 dugi ka 870 ° C (800 dugi ka 1600 ° C). F).Sareng jalur suntik bahan bakar sareng sistem hidrolik pikeun pesawat sareng kendaraan angkasa.
AISI 321 Stainless Steel Sarimbag
| US | Uni Éropa | ISO | Jepang | Cina | |||||
| Standar | Tipe AISI (UNS) | Standar | Kelas (Jumlah Baja) | Standar | Ngaran ISO (Nomer ISO) | Standar | Kelas | Standar | Kelas |
| AISI SAE; ASTM A240/A240M;ASTM A276A/276M;ASTM A959 | 321 (UNS S32100) | EN 10088-2;EN 10088-3 | X6CrNiTi18-10 (1.4541) | ISO 15510 | X6CrNiTi18-10 (4541-321-00-I) | JIS G4321; JIS G4304; JIS G4305; JIS G4309; | SUS321 | GB / T 1220; GB/T 3280 | 0Cr18Ni10Ti; 06Cr18Ni11Ti (designation anyar) (S32168) |
| 321H (UNS S32109) | X7CrNiTi18-10 (1.4940) | X7CrNiTi18-10 (4940-321-09-I ) | SUS321H | 1Cr18Ni11Ti; 07Cr19Ni11Ti (designation anyar) (S32169) | |||||
| ASTM A312/A312M | TP321 | EN 10216-5;EN 10217-7; | X6CrNiTi18-10 (1.4541) | ISO 9329-4 | X6CrNiTi18-10 | JIS G3459; JIS G3463 | SUS321TP | GB / T 14975; GB/T 14976 | 0Cr18Ni10Ti; 06Cr18Ni11Ti (designation anyar) (S32168) |
