Deskripsi Produk
Pipa astm a335 P91 minangka Pipa sing mulus kanggo aplikasi suhu dhuwur. Pipa iki digawe saka baja paduan ferritic.
Secara kimia, pipa las a335 P91 ngemot unsur kaya Molybdenum (Mo) lan Chromium sing ditambahake ing campuran kasebut. Nalika Molybdenum
lan kromium sing ditambahake kanggo alloy, ana Tambah ing kekuatan tensile saka sa335 bahan P91 pipe. Kekuwatan tensile saka
pipa a335 grade P91 yaiku 415 Mpa, dene kekuatan ngasilake 205 Mpa. Persentase elongasi pipa antara 20% nganti 30%.
Alloy Steel P91 Seamless Pipes asring diarani minangka baja sing apik banget amarga tambah resistensi kanggo korosi klorida sing ndadekake banget.
materi sing cocok kanggo digunakake ing lingkungan banyu asin.
| Khusus ing | Ukuran Dhiameter Gedhe |
| Ukuran njaba | 19.05mm - 114.3mm |
| Kekandelan tembok | 2.0mm - 14mm |
| dawa | maksimal 16000 mm |
| Jadwal | Jadwal 20 - Jadwal XXS (luwih abot ing panyuwunan) nganti 250 mm thk. |
| Wangun | Bulat, Square, Rectangular, Hydraulic etc. |
| Standar | ASTM A335 P91, SA335 P91 (kanthi Sertifikat Tes IBR) |
| Ukuran | 1/2 NB kanggo 36 NB |
| kekandelan | 3-12 mm |
| Jadwal | SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, Kabeh Jadwal |
| Toleransi | Pipa gulung kadhemen: +/-0.1mm Pipa gulung kadhemen: +/-0.05mm |
| Kerajinan | Cold rolled lan Cold digambar |
| Jinis | Seamless / ERW / Welded / Fabrikasi |
| dawa | Single Random, Double Random & Cut Length. |
| Pungkasan | Ujung Polos, Ujung Beveled, Tapak |
| Khusus ing | Gedhe Dhiameter SA335 P91 Material |
| Testing Tambahan | NACE MR 0175, NACE TM0177, NACE TM0284, HIC TEST, SSC TEST, H2 SERVICE, IBR, lsp. |
| Aplikasi | Seamless Ferritic Alloy-Steel Pipe kanggo Layanan Suhu Dhuwur |
| Jinis Pipa ASTM A335 P91 | diameteripun metu | Ketebalan tembok | dawa |
| Pipa Seamless ASTM A335 P91 (Ukuran Kustom) | 1/2" NB - 60" NB | SCH 5 / SCH 10 / SCH 40 / SCH 80 / SCH 160 | adat |
| Pipa Las ASTM A335 P91 (ing Simpenan + Ukuran Kustom) | 1/2" NB - 24" NB | Minangka saben syarat | adat |
| Pipa ASTM A335 P91 ERW (Ukuran Kustom) | 1/2" NB - 24" NB | Minangka saben syarat | adat |
| Pipa Boiler ASTM A335 Tekanan Tinggi P91 | 16" NB - 100" NB | Minangka saben syarat | adat |
ASTM A335 P91 Komposisi Kimia
| C,% | Mn,% | P,% | S, % | Si, % | Kr,% | Mo,% | V,% | N,% | Ni,% | Al, % | Nb,% |
| 0.08-0.12 | 0.3-0.6 | 0,02 maks | 0,01 maks | 0.2-0.5 | 8.0-9.5 | 0.85-1.05 | 0.18-0.25 | 0.03-0.07 | 0.4 maks | 0,04 maks | 0.06-0.10 |
ASTM A335 P91 Properties
| Kekuwatan tarik, MPa | Kekuwatan Ngasilake, MPa | Elongasi,% | Ketebalan, HB |
| 585 min | 415 min | 20 min | 250 maks |
Sifat Fisik Pipa P91
| Suhu T ° C / ° F (° C / F) |
Panas spesifik J / kgK (Btu / lb ° F) |
Konduktivitas termal W / mK (Btu · ing / ft 2 · h · ° F) |
Resistance listrik μΩ · cm (Ω lingkaran / ft) |
Modulus Young kN / mm 2 (10 3 ksi) |
Koefisien ekspansi saka 20 ° C nganti T 10 -6 / K (10 -6 / ° F) |
| 20/68 | 460 (-) | 26 (-) | 218 (-) | ||
| 200/392 | 207 (-) | 11.3 (-) | |||
| 400/752 | 190 (-) | 12.0 (-) | |||
| 500/932 | 30 (-) | 12.3 (-) | |||
| 600/1112 | 12.6 (-) | ||||
| 650/1202 | 162 (-) | 12.7 (-) |
| suhu | 0,2% kaku bukti ing suhu sing luwih dhuwur |
| ° C / ° F | Rp 0,2 |
| Mpa / ksi | |
| 100/212 | 410 / 59.4 |
| 200/392 | 380 / 55,1 |
| 300/572 | 360 / 52,2 |
| 400/752 | 340 / 49,3 |
| 500/932 | 300 / 43.5 |
| 600/1112 | 215 / 31,1 |