SS904L AISI 904L Stainless Steel (UNS N08904)
Product Sumo
AISI 904L Stainless simbi (UNS N08904) is high alloy austenitic Stainless simbi. Kana ichienzaniswa ne316L, SS904L ine yakaderera kabhoni (C) zvemukati, yakakwira chromium (Cr) zvirimo, uye zvakapetwa kaviri nickel (Ni) uye molybdenum (Mo) zvirimo.316L, izvo zvinoita kuti ive nepamusoro tembiricha oxidation kuramba, pitting kuramba, uye kuramba kuderedza asidi (semuenzaniso, sulfuric acid). Nitrogen (N) inogona kuderedza mwero wekromium carbide kunaya, nekudaro ichidzikisa kunzwisiswa kwekunzwa, uye zvakare inovandudza kuramba kwegomba uye crevice corrosion inokonzerwa nemakloridi. Kunyanya kuwedzera kwayo kwemhangura (Cu) inoita kuti ive yakakosha kune ese maratidziro e sulfuric acid.
Alloy 904L inoita zvirinani kupfuura mamwe austenitic Stainless simbi nekuda kwekukwira kwepamusoro kwe nickel uye molybdenum. Iyo giredhi haina-magnetic mumamiriro ese uye ine yakanakisa formability uye weldability. Chimiro che austenitic chinopawo giredhi iyi kuomarara kwakanyanya, kunyangwe kudzika kusvika kune tembiricha ye cryogenic Iyo yakakwira chromium yemukati inosimudzira uye inochengetedza passive firimu inochengetedza zvinhu munzvimbo dzakawanda dzinoparadza. Iko hakuna njodzi yeintercrystalline corrosion pakutonhodza kana welding nekuda kweiyo yakaderera kabhoni yemukati. Kupisa kwayo kwakanyanya kwesevhisi kuri pa450°C. Iri giredhi rinonyanya kubatsira mukutonga uye instrumentation tubing application uko 316 uye 317L isina kukodzera.
Alloy 904L yakatanga kugadzirwa kuti imirire nharaunda dzine dilute sulfuric acid. Inopawo kupikisa kwakanaka kune mamwe maasidhi asina kusimba senge inopisa phosphoric acid pamwe neakawanda organic acids.
Alloy 904L inokwenenzverwa zviri nyore uye inogadziriswa neyakajairwa chitoro kugadzira maitiro.
904L Stainless Simbi (SS904L) inoshandiswa mupetroleum, makemikari, fetiraiza, shongwe dzekusimudzira marine, matangi, pombi uye machubhu uye kupisa kunopisa. Rolex nevamwe vanogadzira wachi vanoishandisawo kugadzira wachi
Kemikari Zvinodiwa
Alloy 904L (UNS NO8904)
Kuumbwa %
C Carbon | Mn Manganese | P Phosphorous | S Sulfur | Si Silicon | Ni Nickel | Cr Chromium | Mo Molybdenum | N Nitrogen | Cu Mhangura |
0.020 max | 2.00 max | 0.040 max | 0.030 max | 1.00 max | 23.0-28.0 | 19.0-23.0 | 4.0-5.0 | 0.10 max | 1.00-2.00 |
Mechanical Properties | |
Goho Simba | 31 Ksi min |
Tensile Simba | 71 Ksi min |
Kurebesa (2" min) | 35% |
Kuoma (Rockwell B Scale) | 90 HRB yakawanda |
Yakanyanya kubvumidzwa kudzvanywa (chikamu: BAR) | ||||||||
Ukobvu hwemadziro(mm) | ||||||||
0.89 | 1.24 | 1.65 | 2.11 | 2.77 | 3.96 | 4.78 | ||
OD(mm) | 6.35 | 393 | 572 | 783 | 1012 | |||
9.53 | 253 | 362 | 499 | 657 | 883 | |||
12.7 | 186 | 265 | 362 | 476 | 646 | |||
19.05 | 172 | 233 | 304 | 410 | ||||
25.4 | 128 | 172 | 223 | 299 | 443 | 549 | ||
31.8 | 136 | 176 | 235 | 345 | 425 | |||
38.1 | 113 | 146 | 194 | 283 | 348 | |||
50.8 | 84 | 108 | 143 | 208 | 255 |
Certificate of Honor

ISO9001/2015 Standard

ISO 45001/2018 Standard

PED Chitupa

TUV Hydrogen kuenderana bvunzo chitupa
Aihwa. | Saizi(mm) | |
OD | Thk | |
BA Tube Inner surface roughness Ra0.35 | ||
1/4″ | 6.35 | 0.89 |
6.35 | 1.00 | |
3/8″ | 9.53 | 0.89 |
9.53 | 1.00 | |
1/2” | 12.70 | 0.89 |
12.70 | 1.00 | |
12.70 | 1.24 | |
3/4” | 19.05 | 1.65 |
1 | 25.40 | 1.65 |
BA Tube Inner surface roughness Ra0.6 | ||
1/8″ | 3.175 | 0.71 |
1/4″ | 6.35 | 0.89 |
3/8″ | 9.53 | 0.89 |
9.53 | 1.00 | |
9.53 | 1.24 | |
9.53 | 1.65 | |
9.53 | 2.11 | |
9.53 | 3.18 | |
1/2″ | 12.70 | 0.89 |
12.70 | 1.00 | |
12.70 | 1.24 | |
12.70 | 1.65 | |
12.70 | 2.11 | |
5/8″ | 15.88 | 1.24 |
15.88 | 1.65 | |
3/4″ | 19.05 | 1.24 |
19.05 | 1.65 | |
19.05 | 2.11 | |
1″ | 25.40 | 1.24 |
25.40 | 1.65 | |
25.40 | 2.11 | |
1-1/4″ | 31.75 | 1.65 |
1-1/2″ | 38.10 | 1.65 |
2″ | 50.80 | 1.65 |
10A | 17.30 | 1.20 |
15A | 21.70 | 1.65 |
20A | 27.20 | 1.65 |
25A | 34.00 | 1.65 |
32A | 42.70 | 1.65 |
40A | 48.60 | 1.65 |
50A | 60.50 | 1.65 |
8.00 | 1.00 | |
8.00 | 1.50 | |
10.00 | 1.00 | |
10.00 | 1.50 | |
10.00 | 2.00 | |
12.00 | 1.00 | |
12.00 | 1.50 | |
12.00 | 2.00 | |
14.00 | 1.00 | |
14.00 | 1.50 | |
14.00 | 2.00 | |
15.00 | 1.00 | |
15.00 | 1.50 | |
15.00 | 2.00 | |
16.00 | 1.00 | |
16.00 | 1.50 | |
16.00 | 2.00 | |
18.00 | 1.00 | |
18.00 | 1.50 | |
18.00 | 2.00 | |
19.00 | 1.50 | |
19.00 | 2.00 | |
20.00 | 1.50 | |
20.00 | 2.00 | |
22.00 | 1.50 | |
22.00 | 2.00 | |
25.00 | 2.00 | |
28.00 | 1.50 | |
BA Tube, Hapana chikumbiro nezve yemukati pamusoro roughness | ||
1/4″ | 6.35 | 0.89 |
6.35 | 1.24 | |
6.35 | 1.65 | |
3/8″ | 9.53 | 0.89 |
9.53 | 1.24 | |
9.53 | 1.65 | |
9.53 | 2.11 | |
1/2″ | 12.70 | 0.89 |
12.70 | 1.24 | |
12.70 | 1.65 | |
12.70 | 2.11 | |
6.00 | 1.00 | |
8.00 | 1.00 | |
10.00 | 1.00 | |
12.00 | 1.00 | |
12.00 | 1.50 |