ASTM A312 / ASME SA312 / ASTM A312 / ASTM A312 / ASTM A312 / ASME SA312 / ASTM A312 / ASTM A312 / ASME SA312 / ASTM A312 / ASME SA312 / ASTM A312 / ASTM A312 / ASME SA312 / ASTM A312 / ASME SA312 / ASTM A312 / ASME SA312 / ASTM A312 / ASTM A312 / ASME SA312 / ASTM A312 / ASTM A312 / ASME SA312 / ASTM A312 / ASTM A312 / ASTM A312 / ASME SA312)yog tus qauv specification rau seamless, welded, thiab hnyav hnyav ua hauj lwm austenitic stainless hlau kav npaj rau siab - kub thiab dav corrosive kev pab cuam.
Thaum muab qhov kev txiav txim rau ASTM A312 TP316L seamless kav, cov ntaub ntawv hauv qab no yuav tsum tau teev meej meej:
-Standard: ASTM A312 (los yog ASME SA312)
-Qib: TP316L / UNS S31603
-Type: Seamless (SMLS)
-Dimensions: NPS lossis OD × Phab ntsa thickness (los yog Teem sijhawm)
-Length: Ib qho random, muab ob npaug rau random, los yog txiav ntev ntev
-Qhov kawg kawg: Plain, beveled, los yog threaded
-Nto tiav: Annealed & pickled, polished, thiab lwm yam.
-Quantity: Ntev lossis hnyav
-Certification: Mill test daim ntawv pov thawj EN 10204 Hom 3.1 lossis 3.2
-Qhov thib peb- kev tshuaj xyuas tog: Yog xav tau
- Ntim: Export txheem seaworthy packing
-Cov nqe lus xa khoom: EXW, FOB, CIF, CFR, thiab lwm yam.
Seamless stainless hlau yeeb nkab, ua raws li ASTM A312, Qib TP316L.
-TP316L seamless raj tsim raws li ASTM A312 tus qauv, tshuaj annealed thiab pickled.
- Tsawg- carbon austenitic stainless hlau yeeb nkab nrog molybdenum ntxiv, zoo heev corrosion kuj, haum rau welded kev pab cuam yam tsis muaj post-weld kho cua sov.
-Kev tshuaj xyuas tag nrho suav nrog kev sim hydrostatic, eddy tam sim no kuaj, tshuaj ntsuam xyuas, thiab kev ntsuas khoom siv tshuab.
Tej kev siv
nthuav qhia Cov Dej thiab cov kav dej hauv kev ua tshuaj lom neeg
nthuav qhia Hiav txwv dej desalination thiab marine piping systems
nthuav qhia zaub mov, dej haus, thiab tshuaj ua cov kab
nthuav qhia Pressure piping hauv refineries thiab petrochemical nroj tsuag
nthuav qhia Thaum tshav kub kub exchangers, condensers, thiab dav corrosive service piping
Kev kho dej, pulp thiab ntawv kev lag luam
Dimensions & Size Range
| Parameter | Ntau yam |
| Nominal Pipe Loj (NPS) | 1/8 "mus rau 48" |
| Sab nraud Diameter (OD) | 6mm txog 1219mm |
| Phab ntsa Thickness | 0.5mm txog 60mm |
| Teem caij | SCH 5S, 10S, 40S, 80S, 160S, XXS, XS |
| Ntev | Tib Random (SR), Ob Chav Random (DR), lossis Txiav Ntev |
Technical Data
Tshuaj muaj pes tsawg leeg
Cov ntsiab lus tsis tshua muaj carbon yog lub ntsiab lus ntawm TP316L. Hauv qab no yog cov tshuaj muaj pes tsawg leeg raws li ASTM A312
| Element | Kev sib xyaw (%) |
| Cov pa roj carbon (C) | Tsawg dua lossis sib npaug li 0.03 |
| Manganese (Mn) | Tsawg dua lossis sib npaug li 2.00 |
| Phosphorus (P) | Tsawg dua lossis sib npaug li 0.045 |
| Sulfur (S) | Tsawg dua lossis sib npaug li 0.030 |
| Silicon (Si) | Tsawg dua lossis sib npaug li 1.00 |
| Chromium (Cr) | 16.00 – 18.00 |
| Nickel (Ni) | 10.00 – 14.00 |
| Molybdenum (hli) | 2.00 – 3.00 |
| Nitrogen (N) | Tsawg dua lossis sib npaug li 0.10 |
Mechanical Properties
| Khoom | Tus nqi (min) |
| Tensile zog | 485 MPa (70 ksi) |
| Yield zog (0.2% offset) | 170 MPa (25 ksi) |
| Elongation | 35% (hauv 50mm) |
| Hardness (Brinell HBW) | 217 max |
| Hardness (Rockwell B HRB) | 95 max ua |
Sib piv nrog TP316 (tus qauv carbon qib):
-TP316 muaj zog tensile ntau dua (515 MPa) thiab tawm lub zog (205 MPa) vim muaj cov ntsiab lus carbon ntau dua
-TP316L lag luam me ntsis qis zog rau qhov zoo dua weldability thiab tsis kam mus rau intergranular corrosion,
ua nws txoj kev xaiv rau welded tsim.
Kev kho cua sov (Kev daws teeb meem Annealing)
Raws li ASTM A312 yuav tsum, TP316L seamless kav yuav tsum tau muab tso rau hauv cov tshuaj annealed mob.
Qhov kub thiab txias:1040℃(1900℃F)
Tuav lub sij hawm:Txaus kom yaj tag nrho chromium carbides
Txoj kev ua kom txias:Dej quenching lossis txias ceev kom tiv thaiv carbide nag lossis daus ntawm cov ciam teb
Qhov kev kho cua sov no ua kom cov yeeb nkab ua tau zoo tshaj plaws corrosion kuj thiab cov khoom siv kho tshuab.
Corrosion Resistance
P316L muaj kev tiv thaiv corrosion zoo heev nyob rau hauv ntau qhov chaw nruj heev
| Ib puag ncig | Kev ua tau zoo |
| Chloride-muaj ib puag ncig (seawater, brine) | Superior - 2-3% Mo muab pitting kuj 3-5 × siab dua 304 |
| Acids (sulfuric, acetic, formic) | Zoo rau zoo heev |
| Siab -kub oxidation | Txog ~ 870℃(kev pabcuam txuas ntxiv) |
| Intergranular corrosion tom qab vuam | Zoo heev vim muaj cov ntsiab lus carbon tsawg |
| Marine / ntug hiav txwv installation | Tsim nyog heev |
CovPitting Resistance Equivalent Number (PREN)rau 316L yog kwv yees24-28, piv rau 18-20 rau 304L,
paub meej tias nws superior tsis kam rau pitting thiab crevice corrosion.
Tej kev siv
| Kev lag luam | Daim ntawv thov |
| Roj & Roj | Offshore platforms, refineries, petrochemical nroj tsuag, subsea piping |
| Kev ua tshuaj lom neeg | Cov txheej txheem piping, reactors, cia tso tsheb hlau luam, tshav kub exchangers |
| Tshuaj | Sterile piping systems, khoom siv biotech, chav huv |
| Khoom noj & dej haus | Cov khoom siv mis nyuj, dej haus ntau lawm, cov kav dej huv huv |
| Marine Engineering | Seawater systems, desalination nroj tsuag, chaw ntug hiav txwv dej |
| Lub zog tiam | Boilers, condensers, feedwater systems |
| Kev tsim kho | Architectural lug, handrails, siab hlab ntsha |
Cov qhab nia sib npaug thoob ntiaj teb
ASTM A312 TP316L tau lees paub raws li ntau lub teb chaws tus qauv:
| Txuj | Lub teb chaws | Qib sib npaug |
| ASTM / ASME Cov | Teb chaws USA | TP316L / UNS S31603 |
| EN / DIN | Teb chaws Europe | 1.4404 (X2CrNiMo17-12-2) |
| JIS | Nyiv | SUS 316L |
| GB / T | Tuam Tshoj | 022Cr17Ni12Mo2 |
| BS | UK | 316S11 |
| ISO | Thoob ntiaj teb | 316L |
Surface Finish & End Kev sib txuas
ASTM A312 TP316L seamless kav yuav muab tau nrog ntau yam tiav thiab kawg hom:
| Hom tiav | Kev piav qhia |
| Annealed & Pickled | Cov txheej txheem tiav, tshem tawm cov nplai thiab oxide txheej |
| 2B | Ci txias- dov tiav |
| No.4 | Brushed tiav (qib huv si) |
| Daim iav / No.8 | Highly polished (pharmaceutical / zaub mov qib) |
| Bright Annealed | Oxide-dawb, ci ntsa iab |
| Xaus kev sib txuas | Daim ntawv thov |
| Plain End (PE) | Kev pabcuam dav dav, threaded kev sib txuas |
| Beveled kawg (BE) | Butt-welding daim ntawv thov |
| Xov Xaus | Me me - txoj kab uas hla txhua yam sib txuas |
Ntim rau Export
Kev ntim khoom kom zoo yog qhov tseem ceeb rau kev xa khoom xa tawm los tiv thaiv cov yeeb nkab nto ntawm kev puas tsuaj thaum lub sijhawm thauj mus los:
qhiaTxheem export hiav txwv- tsim nyog ntim: Bundled nrog steel hlua
qhiaKev tiv thaiv tus kheej:Cov kaus mom yas ntawm qhov kawg los tiv thaiv xov / bevels; yas qhwv rau saum npoo tiv thaiv
qhiaNtim Ntim:Ntoo rooj plaub, steel- rooj plaub, lossis rooj plaub hlau rau kev txiav txim loj dua
qhiaMarking:Lub npe zeb, qib, qhov loj me, lub sijhawm, tus naj npawb ntawm cov cua sov, thiab cov qauv qhia meej meej rau txhua lub yeeb nkab lossis pob khoom
Kev soj ntsuam xyuas: Thib peb- kev soj ntsuam tog (SGS, BV, TUV, thiab lwm yam) muaj nyob rau ntawm kev thov
Sib piv nrog Lwm Cov Qib Siab
| Khoom | TP 304 L | TP 316 L | TIAB SA 316 |
| Cov ntsiab lus carbon (max) | 0.00035 | 0.00035 | 0.0008 |
| Molybdenum | Tsis muaj | 2-3% | 2-3% |
| Tensile zog (min) | 485 MPa ua | 485 MPa ua | 515 MPa ua |
| Yield zog (min) | 170 MPa | 170 MPa | 205 MPa |
| Chloride pitting kuj | Nruab nrab | Superior | Superior |
| Weldability (intergranular corrosion kuj) | Zoo heev | Zoo heev | Nruab nrab (yuav tsum tau tom qab-weld kho cua sov) |
| Tus nqi txheeb ze | Lub hauv paus | 14.75 | Zoo ib yam li 316L |
Peb qhov chaw nyob
Rm1406,14th/F No 208, Hongqi Road, Nankai Dist, Tianjin City, Suav teb
Xov tooj (WhatsApp/Wechat)
+86 16622033809
E -mail
alisa@tjshenzhoutong.com
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