Stainless Hlau Phaj Nqe Nqe: Yuav Ua Li Cas Rau Tus Nqi Ib KG?

Yog tias koj tau thov ib daim ntawv tso cai rau stainless hlau phaj thiab xav tsis thoob - los ntawm tus nqi siab npaum li cas, lossis los ntawm ntau npaum li cas nws txawv ntawm cov neeg muab khoom thiab dhau sijhawm - koj tsis nyob ib leeg. Stainless hlau phaj pricing yog ib qho ntawm feem ntau dynamic thiab ntau- txheej txheej nqi hauv kev lag luam hlau.

A 316L stainless hlau phajthiab 304L phaj ntawm tib qhov ntev tuaj yeem sib txawv ntawm tus nqi los ntawm 25-35%. Tib qib los ntawm ob lub mills sib txawv - lossis hais rau lub hlis sib nrug - tuaj yeem sib txawv li ntawm 15–20%. Lub phaj destined rau cov nroj tsuag tshuaj yuav raug nqi 40-60% ntau dua li cov phaj zoo ib yam mus rau hauv daim ntawv thov txheej txheem. Tsis muaj qhov sib txawv no yog qhov tsis txaus ntseeg: txhua tus nqi feem cuam tshuam cuam tshuam txog tus nqi tiag tiag lossis kev ua lag luam.

Stainless Steel Plate Costs

Cov lus qhia no rhuav tshem txhua yam tseem ceeb uas cuam tshuam rau tus nqi ib kilogram (kg) ntawm stainless hlau phaj, los ntawm cov khoom siv hlau kos rau hauv cov hlau alloy chemistry mus rau cov ntawv pov thawj ntawm cov ntawv pov thawj zeb. Kev nkag siab txog cov xwm txheej no ua rau cov neeg yuav khoom muaj zog dua los txhais cov lus hais, sib tham kom zoo, sib tw cov nqi tsis raug cai, thiab txiav txim siab xaiv cov khoom zoo dua.

Stainless hlau tsis yog ib yam khoom siv - nws yog ib tsev neeg ntawm hlau- raws li cov alloys uas muaj kev tswj xyuas zoo ntawm chromium, nickel, molybdenum, thiab lwm yam khoom. Txhua yam ntawm cov ntsiab lus alloying no yog cov khoom lag luam sib cais nrog nws tus kheej lub lag luam tus nqi, cov saw hlau, thiab cov nqi volatility. Tus nqi alloy kos rau hauv ib lub phaj yog xam los ntawm kev siv qhov tseeb ntawm txhua lub ntsiab lus thiab lawv cov nqi lag luam thoob plaws lub sijhawm tsim khoom.

Lub Alloy Surcharge Mechanism

Cov neeg tsim khoom thiab cov khoom lag luam feem ntau cais cov "tus nqi pib" (uas qhia txog kev dov, kev ua, thiab cov nqi siv nyiaj) los ntawm "alloy surcharge" - qhov hloov pauv txhua hli uas qhia txog tus nqi lag luam tam sim no ntawm cov khoom siv raw. Qhov nyiaj ntxiv no suav rov qab txhua hli los ntawm cov neeg tsim khoom loj thiab luam tawm raws li kev ntsuas ntsuas. Kev nkag siab txog cov txheej txheem no piav qhia tias vim li cas stainless hlau phaj nqi tuaj yeem txav 10-20% ntawm ib lub hlis mus rau lwm qhov txawm tias tsis muaj kev hloov pauv hauv kev thov.

Qhov Tseeb Tseem Ceeb:Nickel ib leeg tuaj yeem suav txog 30-50% ntawm tag nrho cov nqi ntawm 316L stainless hlau phaj thaum cov nqi npib tsib xee nce siab. London Hlau Txauv (LME) cov nqi npib tsib xee tau nce los ntawm kwv yees li $ 8,800 / t (2016) mus rau ntau dua $ 48,000 / t (Lub Peb Hlis 2022 spike) - 5 × ntau yam uas txhais ncaj qha rau hauv kev sib tw loj hauv 316L phaj nqi thoob ntiaj teb.

Raw Khoom	Cov ntsiab lus hauv 316L	Kwv yees li. Tus nqi ntau (USD / t)	Nqe cuam tshuam rau lub phaj kawg
Nickel (Ni)	10–14%	$13,000 – $30,000/t (LME chaw)	Ib tus nqi loj tshaj tus tsav tsheb; 1% Ni cov ntsiab lus hloov pauv=~$0.15–0.25/kg phaj cuam tshuam
Chromium (Cr)	16–18%	$8,000 - $15,000 / t (ferrochrome hauv paus)	Thib ob- tsav tsheb loj tshaj plaws; underpins passive txheej; ferrochrome index tau taug qab txhua hli
Molybdenum (hli)	2–3% (316L)	$20,000–$60,000/t (roasted concentrate)	High unit nqi amplifize tus nqi nyhuv; tus sib txawv loj vs . 304L
Hlau / seem (Fe)	Qhov sib npaug (~ 65-70%)	$300–$600/t (HMS seem)	Tus nqi pib; tus nqi qis dua tab sis loj ntim feem ntau
Manganese (Mn)	~2%	$800–$2,000/t (electrolytic)	Tus neeg tsav tsheb me; nqe rhiab nyob rau hauv siab -Mn austenitic qib (200-series)
Zog (hli)	N/A (process input)	$50–$200/MWh (hauv cheeb tsam)	EAF melting: ~ 650-750 kWh/t; rolling: ~ 200-300 kWh/t; tag nrho ~ $ 60-150 / t cuam tshuam

Table 1: Raw Material Tus Nqi Tsav Tsheb hauv Stainless Hlau Phaj Nqe (2024-2025 Siv Ranges)

Vim li cas 316L raug nqi ntau dua 304L

Qhov loj tshaj tus nqi sib txawv hauv cov khoom lag luam stainless hlau yog nruab nrab ntawm 304L thiab 316L. Qhov sib ntxiv ntawm 2-3% molybdenum hauv 316L yog thawj tus tsav tsheb. Molybdenum yog ib yam khoom uas tsis tshua muaj, mined feem ntau hauv Suav teb, Chile, thiab Tebchaws Meskas, thiab tus nqi ntawm $ 20,000- $ 60,000 ib tonne ntawm lub hauv paus roasted concentrate. Ntxiv 2.5% Mo rau ib tonne ntawm stainless hlau phaj ntxiv kwv yees li $50–150 ib tonne nyob rau hauv raw cov ntaub ntawv tus nqi ib leeg - ua ntej tej nqi them. Ua ke nrog cov ntsiab lus npib tsib xee siab dua me ntsis kom tswj tau cov qauv austenitic, 316L feem ntau ua lag luam ntawm 25-35% hwm tshaj 304L hauv qhov sib npaug thiab ua tiav.

Cov qib alloy koj teev yog tus nqi tswj tau tshaj plaws uas muaj rau cov neeg yuav khoom. Rau ib qho twg muab qhov loj me thiab ua tiav, qhov kev xaiv ntawm qib muaj qhov cuam tshuam loj rau tus nqi ib kg dua li lwm yam. Cov lus hauv qab no qhia txog tus nqi sib raug zoo thoob plaws cov feem ntau teev cov qib stainless thiab npib tsib xee alloy, indexed rau 304L raws li hauv paus:

Qib (UNS)	Tsis muaj (%)	Mo (%)	Nqe lus qhia vs . 304L	Yog vim li cas qhov txawv
304L (S30403)	8–12	-	Lub hauv paus (100%)	Qib Benchmark; tsis muaj Mo; txheem austenitic
316L (S31603)	10–14	2–3	+20–35%	Mo ntxiv: pitting kuj; Nws me ntsis siab dua
316 TSI (S31635)	10–14	2–3	+25–40%	Ti stabilization ntxiv nqi; cov khoom tshwj xeeb tshaj tawm
317L (S31703)	11–15	3–4	+30–50%	Siab dua Mo thiab Ni cov ntsiab lus ob leeg thawb tus nqi nce
Duplex 2205 (S31803)	4.5–6.5	2.5–3.5	+15–30%	Lower Ni offsets Mo; lub zog hwm; tshwj xeeb zeb
Super Duplex 2507 (S32750)	6–8	3–5	+60–90%	Siab Cr + Mo + N; txwv zeb khoom; tshwj xeeb surcharge
904L (N08904)	23–28	4–5	+120–160%	Ni cov ntsiab lus siab heev; txwv cov ntim ntau lawm
Alloy 625 (N06625)	Ntau dua lossis sib npaug li 58	8–10	+400–600%	Nickel{0}}raws li alloy; siab Mo; complex kev xyaum
Alloy C-276 (N10276)	Bal.	15–17	+600–900%	Qhov siab tshaj plaws Mo; siab tshaj alloy cov ntsiab lus; ntim tsawg heev

Table 2: Qhov taw qhia tus nqi sib piv los ntawm Alloy Qib (304L=100% lub hauv paus; qhia txog kev lag luam sib piv, tsis yog tus nqi kiag li)

Ob qhov kev cuam tshuam tshwm sim los ntawm cov ntaub ntawv no. Ua ntej, cov kauj ruam ntawm 316L mus rauSuper duplex 2507los yog siab dua -nickel alloys sawv cev rau quantum leap nyob rau hauv tus nqi - tsis yog ib qho incremental. Qhov thib ob, qhov twg 316L txaus los ua kom tau raws li qhov yuav tsum tau ua ntawm corrosion thiab mechanical xav tau ntawm ib daim ntawv thov, kho dua tshiab rau 317L lossis 904L nkaus xwb raws li kev ceev faj ntxiv cov nqi tsis muaj txiaj ntsig engineering. Kev xaiv alloy kom raug - txuam cov khoom siv rau cov kev pabcuam tiag tiag - yog tus nqi tshaj plaws -cov tswv yim yuav khoom zoo.

Tom qab qib, qhov tshwj xeeb qhov ntev yog qhov tseem ceeb tshaj plaws ntawm tus nqi sib txawv. Stainless hlau phaj mills yog optimized rau tej qhov ntev ntau yam uas xa siab tshaj tawm los ntawm cov txheej txheem kub dov. Kev sib txawv ntawm cov qauv no nyob rau hauv ob qho tib si kev taw qhia - nyias, tuab heev, txawv txawv, los yog ntev heev - ua rau cov nqi them ntxiv uas tuaj yeem ntxiv 10-50% rau cov nqi phaj.

Phaj Qeb	Thickness Ntau	Hom Surcharge vs. Base*	Ua Yog vim li cas
Txheem phaj	6-80 hli	Tus nqi pib (tsis muaj nqi ntxiv)	Siab - ntim kub dov ntawm cov qauv zeb
Nyias phaj / ntawv	1.5-5.9 hli	+5–15%	Ntxiv cov khaub thuas dov hla; tswj flatness; annealing
Lub phaj hnyav	80-150 hli	+10–25%	Kev ua kom txias qeeb; kub-nias flattening; UT kev tshuaj xyuas yuav tsum tau ua
Ntxiv- phaj hnyav	>150 hli	+25–50%+	Ingot casting; txo cov qoob loo; kev kho cua sov tshwj xeeb
Wide plate (>2,500mm dav)	Ib qho	+5–20%	Dav zeb muaj peev xwm; flatness nyuaj rau tswj; tsawg tus neeg xa khoom
Long plate (>12 m)	Ib qho	+10–30%	Limited zeb khiav ntev; tuav complexity; tshuaj xyuas tus nqi
Tight kam rau ua (± 0.1mm)	Ib qho	+15–35%	Ntxiv kev sib tsoo / machining hla; siab dua qhov seem

Table 3: Dimensional Surcharges rau Stainless Hlau Phaj (kwv yees rau Standard 6-80 mm Phaj)

Qhov tseem ceeb ntawm Ordering Standard Dimensions

Rau cov neeg yuav khoom yam tsis muaj laj thawj engineering tshwj xeeb rau qhov tsis yog - qhov loj me, xaj rau cov qauv zeb phaj qhov ntau thiab tsawg (2,000 × 6,000 mm lossis 2,500 × 6,000 mm nyob rau hauv 6–80 mm range) tsis tu ncua muab tus nqi zoo tshaj - toj ib -kg. Kev cai qhov ntev yuav tsum tau saws - txiav los ntawm cov khoom loj loj (ntxiv cov nqi txiav thiab tsim cov khoom pov tseg uas raug nqi rau hauv ib feem) los yog lub tshuab ua haujlwm siab ua haujlwm - uas feem ntau yuav tsum tau txiav txim yam tsawg kawg nkaus ntawm 10-30 tonnes kom muaj txiaj ntsig zoo.

Nto tiav yog ib qho kev qhia tshwj xeeb uas feem ntau nyob rau hauv - qhia hauv cov ntawv tsis yog - cov ntawv thov tseem ceeb (tsis muaj nqi ntxiv) thiab tshaj - tau teev tseg hauv cov ntawv thov uas qhov kev ua tiav zoo tsis tas yuav ua haujlwm (ntxiv 15-80% rau cov nqi phaj). ASTM International standard designations muab ib hom lus rau nto tiav specification thoob plaws ntiaj teb no mov chains:

Nto tiav	ASTM Daim Ntawv Pov Thawj	Yam Premium vs . 2B	Sau ntawv
Kub dov, annealed, pickled (HRAP)	Tsis yog . 1	-10 mus rau 15%	Tus nqi qis tshaj; ntxhib tag; kev siv lub cev / kev siv lub nkoj
Cold dov, annealed, pickled	2B (tus qauv)	Lub hauv paus	Feem ntau; benchmark rau cov nqi sib piv
Bright annealed	PAB (2BA)	+8–15%	Reflective; tswj cua sov yuav tsum tau
Mechanical polish (180 grit)	#4 txhuam	+15–30%	Siv polished; kev taw qhia nplej; Pharma / Architecture
Daim iav polish (#8)	#8	+40–80%	Ntau-pab buffing; ua haujlwm heev- mob siab heev; kho kom zoo nkauj siv
Electropolished (EP)	ASME BPE SF1-4	+30–60%	Electrochemical; Pharma yuav tsum; Ra Tsawg dua lossis sib npaug li 0.25 µm
Embossed / textured	Kev cai	+20–50%	Patterned yob; architectural cladding; swb kuj

Table 4: Nto Finish Options thiab Indicative Price Premiums vs. 2B Standard Finish

Cov lus qhia txog kev yuav khoom:Kev qhia txog #4 txhuam los yog BA ua tiav ntawm lub phaj destined rau qhov tsis yog - pom cov qauv kev thov - lossis rau kev ua haujlwm ntxiv uas yuav tshem tawm qhov chaw tag nrho - yog ib qho kev ua yuam kev ntau thiab kim heev. Nco ntsoov xyuas seb qhov ua tiav qhov kev pabcuam yuav tsum tau ua tiag tiag xav tau qhov kev kho saum npoo uas tau teev tseg ua ntej lees txais nws ntawm daim duab.

Niaj hnub nimno industrial supply chains xav tau cov ntaub ntawv pov thawj ntawm cov khoom zoo, muaj pes tsawg leeg, thiab ua raws li cov cai siv. Cov ntaub ntawv no - nyob rau hauv daim ntawv ntawm daim ntawv pov thawj zeb xeem, thib peb-cov ntaub ntawv soj ntsuam ntawm tog, thiab cov txiaj ntsig kev xeem tshwj xeeb - muaj tus nqi tiag, thiab tus nqi ntawd dhau mus rau tus neeg yuav khoom. Kev nkag siab txog cov ntawv pov thawj twg yog qhov yuav tsum tau ua tiag tiag los ntawm koj daim ntawv thov - thiab qhov "zoo kom muaj" - yog qhov tseem ceeb ntawm kev tswj hwm tus nqi.

Ntawv pov thawj / Test	Txuj	Kwv yees li. Tus nqi hwm	Thaum Yuav Tsum Tau
Basic Mill Test Certificate	EN 10204 Hom 2.2	suav nrog hauv tus nqi pib	Cov khoom lag luam Standard
3.1 Cov ntaub ntawv pov thawj	EN 10204 Hom 3.1	+1–3%	Cov hlab ntsha siab, roj & roj, tshuaj, kev lag luam dav dav
3.2 Thib peb-Party Certification	EN 10204 Hom 3.2	+3–7%	Nuclear, tseem ceeb offshore, tub rog, kev siv aerospace
Kev kuaj ultrasonic (UT)	ASTM A578 / EN 10307 Kev ntsuas	+3–8% rau ib phaj	Cov hlab ntsha siab, hnyav phaj, clad phaj daim ntawv cog lus kev ncaj ncees
Intergranular Corrosion Test	ASTM A262 Xyaum E	+2–5%	Sensitization txaus ntshai nyob rau hauv welded los ua ke; tshuaj; nuclear
PMI (XRF pov thawj)	ASTM E 1476 Cov Lus Qhia	+1–3%	Roj & roj, tshuaj, kev nyab xeeb- cov rooj sib txoos tseem ceeb
NACE MR0175 daim ntawv pov thawj	ISO 15156 / NACE	+2–6%	Kev pabcuam qaub H2S ib puag ncig; ntug hiav txwv; downhole
PED / ASME siab stamp	PED 2014/68/EU / ASME VIII	+5–15%	Cov cuab yeej siv siab European; ASME code nkoj

Table 5: Daim ntawv pov thawj thiab kev xeem yuav tsum muaj nrog cov nqi qhia tau zoo

EN 10204 Certification Ladder

EN 10204 yog tus qauv European uas txhais cov hom ntawv pov thawj cov khoom siv. Hauv kev xyaum nws ua haujlwm raws li tus qauv thoob ntiaj teb thoob plaws kev lag luam. Plaub hom tseem ceeb tsim tus nqi ntaiv: Hom 2.1 (kev tshaj tawm ntawm kev ua raws cai, tsis muaj cov ntaub ntawv xeem) yog dawb; Hom 2.2 (ua haujlwm daim ntawv pov thawj raws li tsis yog- kev tshuaj xyuas tshwj xeeb) yog tus qauv; Hom 3.1 (daim ntawv pov thawj los ntawm cov chaw tsim khoom tus neeg sawv cev soj ntsuam, nrog rau cov ntaub ntawv xeem tshwj xeeb rau cov khoom xa tuaj) ntxiv 1-3%; Hom 3.2 (raws li 3.1, tab sis kuj tau lees paub los ntawm ib qho kev ywj pheej thib peb- tog neeg soj ntsuam lub cev xws li Bureau Veritas, TUV, SGS, lossis Lloyds Register) ntxiv 3–7%. Rau kev siv tshuaj, offshore, nuclear, thiab lub nkoj siab, 3.1 feem ntau yog qhov tsawg kawg nkaus; 3.2 yuav tsum muaj rau kev nyab xeeb tshaj plaws - cov khoom tseem ceeb.

Txawm hais tias muaj qib zoo ib yam, qhov ntev, tiav, thiab cov ntawv pov thawj tshwj xeeb, tib lub phaj tuaj yeem raug nqi sib txawv ntau nyob ntawm qhov nws yuav, thaum nws yuav, thiab xa nws li cas. Cov kev ua lag luam thiab cov khoom lag luam no feem ntau nyob sab nraum kev tswj hwm ntawm tus neeg yuav khoom tab sis yuav tsum nkag siab los txhais cov nqi txav kom raug thiab rau lub sij hawm kev txiav txim siab kev yuav khoom.

Qhov xwm txheej	Kwv yees tus nqi cuam tshuam	Kev piav qhia
Order kom muaj nuj nqis	-5% rau -25%	Volume luv nqi: zeb yam tsawg kawg nkaus (feem ntau 5-20 t / xaj); chaw vs. daim ntawv cog lus pricing
Lub sijhawm ua haujlwm siab	+10–40%	Rush xaj los ntawm cov khoom lag luam nyiam qhov chaw pabcuam hwm; mill txhuas lub sij hawm 8-20 lub lis piam
Ntshuam tariffs / lag luam lub luag hauj lwm	+5–30%+	Tshooj 232 (USA, 25%); EU tiv thaiv -dumping luag hauj lwm ntawm Suav SS phaj; lub teb chaws - ntawm - keeb kwm cai
Freight & logistics	+3–12%	Dej hiav txwv freight volatility (xws li, 2021-2023 thawv tus nqi nce); inland thauj rau hnyav phaj
Cov txiaj ntsig pauv nyiaj	+/– 5–15%	Stainless tus nqi hauv USD thoob ntiaj teb; CNY / EUR / USD hloov pauv cuam tshuam rau tus nqi ntshuam parity
Cov khoom lag luam / chaw pabcuam margin	+10–25%	Tshuag-thiab- txiav cov kev pabcuam ntxiv cov paj rau kev npaj muaj, txiav, thiab cov khoom me me
Kev ua lag luam xav tau lub voj voog	+/– 15–30%	Kev tsim kho thiab tsheb xav tau nce siab; cov khoom lag luam destocking cycles; post-COVID thov nce ntxiv
Zog / carbon surcharges	+2–8%	EU Carbon Ciam Teb Kho Mechanism (CBAM, 2026 tag nrho kev siv); tus nqi zog dhau- dhau

Table 6: Kev Ua Lag Luam, Kev Lag Luam, thiab Kev Lag Luam Logistics cuam tshuam rau Stainless Hlau Phaj Tus Nqi Ib KG

Stainless Steel Plate Market Conditions Trade Policy and Logistics

Nickel Nqe Volatility: Lub Dominant Market Signal

Ntawm tag nrho cov khoom lag luam sab nraud, nickel tus nqi tsis hloov pauv muaj qhov luv tshaj - lub sij hawm cuam tshuam rau stainless hlau phaj nqi. Nickel yog pauv ntawm London Hlau Txauv (LME) thiab Shanghai Futures Exchange (SHFE), thiab nws tus nqi yog rhiab rau Indonesian nickel ore export txoj cai, stainless hlau ntau lawm nyob rau hauv Tuam Tshoj (uas suav txog kwv yees li 55-60% ntawm lub ntiaj teb no stainless tso zis), hluav taws xob tsheb roj teeb xav tau (nickel sulfate), thiab speculative positioning los ntawm cov khoom muag.

Cov neeg yuav khoom uas saib xyuas tus nqi them LME npib tsib xee txhua hli thiab sib piv rau lawv cov nqi khoom siv stainless feem ntau yog 3-6 lub hlis ua ntej ntawm kev ua lag luam hauv kev cia siab tias tus nqi taw qhia - tso cai rau lawv cog lus rau pem hauv ntej lossis nrawm kev yuav khoom thaum tus nqi nqes nce, thiab ncua tsis yog - kev yuav khoom sai thaum qhov sib txawv.

Txoj Cai Kev Lag Luam: Ntshuam tariffs thiab Anti-Dumping Duties

Kev lag luam stainless hlau thoob ntiaj teb yog tswj hwm hnyav los ntawm kev tiv thaiv -kev pov tseg thiab kev tiv thaiv kev tiv thaiv (CVD) kev ntsuas. Tebchaws Asmeskas tuav 25% tariff rau feem ntau cov hlau ntshuam raws li Tshooj 232, nrog rau kev tiv thaiv ntxiv - cov nqi pov tseg ntawm cov ntawv hlau stainless thiab phaj los ntawm cov hauv paus ntsiab lus tshwj xeeb. Cov European Union tau tuav pov hwm kev tiv thaiv -dumping lub luag hauj lwm ntawm Suav stainless hlau cov khoom tsis tu ncua txij li xyoo 2015. Cov tariffs muaj feem cuam tshuam rau lub hauv paus chiv keeb yog tus nqi -kev sib tw nyob rau hauv ib qho kev ua lag luam, thiab cov neeg yuav khoom importing phaj yuav tsum xyuas cov HTS tariff code thiab cov dej num ua ntej cog lus rau offshore procurement.

Tus nqi loj tshaj plaws uas tsis tuaj yeem zam hauv kev yuav khoom stainless yog qib tshaj - specification. Kev qhia txog 316L qhov twg 304L yuav ua tau zoo sib npaug ntxiv 25-35% tus nqi them mus tas li. Qhia meej 317L lossis 904L qhov twg 316L txaus ntxiv 30-160% tsis tsim nyog. Txhua yam khoom siv tshwj xeeb yuav tsum tau txais kev txhawb nqa los ntawm cov ntaub ntawv pov thawj corrosion compatibility tshuaj xyuas los yog engineering suav. Qhov twg qhov kev tshuaj xyuas no lees paub tias 304L yog qhov txaus, siv 304L yog ob qho tib si technically raug thiab ua lag luam lub luag haujlwm.

Practical Strategies to Manage Stainless Steel Plate Costs

Consolidate Orders kom ncav cuag Mill yam tsawg kawg nkaus

Qhov chaw pabcuam (tus neeg faib khoom) tus nqi them ntawm 10-25% tshaj tus nqi zeb yog tus nqi ntawm kev yuav khoom me me nrog lub sijhawm luv luv. Cov neeg yuav khoom uas tuaj yeem sib sau ua ke ntau qhov kev xav tau rau hauv ib qho kev txiav txim - mus txog 5-20 tonne yam tsawg kawg nkaus ntawm cov kev pabcuam zeb ncaj qha - khaws cov nyiaj khaws cia tseem ceeb. Daim ntawv cog lus muab khoom txhua xyoo nrog cov qauv ntawm cov hlau nplaum ruaj khov ntxiv txo tus nqi tsis paub tseeb.

Lub Sijhawm Kev Muag Khoom rau Alloy Surcharge Cycle

Alloy surcharges feem ntau rov pib dua txhua hli, raws li lub hli dhau los qhov nruab nrab LME / SHFE cov khoom muag. Thaum tus nqi npib tsib xee poob qis, lub hli tom ntej no tus nqi stainless hlau yuav poob nrog ib - hli lag. Cov neeg yuav khoom uas nkag siab txog cov txheej txheem no tuaj yeem ua kom nrawm nrawm ntawm kev yuav khoom hauv lub hlis ntawm kev them nyiaj siab (kom xauv hauv Tshuag ua ntej nce ntxiv) lossis ncua lub hlis ntawm cov nqi qis dua (kom tau txais txiaj ntsig los ntawm qis dua hauv qab no - hli tus nqi) - khaws 5-15% kev txuag hauv lub sijhawm tsis hloov pauv.

Match Certification rau Requirement

Thov tsuas yog qib ntawv pov thawj koj daim ntawv thov tiag tiag xav tau. Rau tsis yog-siab, tsis yog-kev nyab xeeb- daim ntawv thov tseem ceeb, tus qauv 2.2 daim ntawv pov thawj ua haujlwm txaus. Reserve 3.1 thiab 3.2 cov ntawv pov thawj rau kev tswj cov ntawv thov uas lawv xav tau tiag tiag los ntawm cov cai lossis daim ntawv cog lus. Txhua qib ntawv pov thawj tsis tsim nyog ntxiv 1-7% rau cov nqi phaj uas tsis muaj txiaj ntsig zoo.

Stainless hlau phaj tus nqi tsis yog qhov kev txiav txim siab - txhua kab ntawm cov lus hais qhia txog tus kheej, nkag siab txog tus nqi. Los ntawm kev nkag siab txog rau 6 yam tseem ceeb ntawm tus nqi uas tau teev tseg hauv phau ntawv qhia no, cov neeg yuav khoom ntawm txhua theem ntawm kev paub dhau los tuaj yeem soj ntsuam cov lus tshaj tawm, qhia cov ntaub ntawv kom meej dua, thiab sib tham tau zoo dua.

6 yam hauv cov ntsiab lus:

Cov khoom siv raw (nickel, chromium, molybdenum):Qhov tseem ceeb thiab feem ntau volatile Cheebtsam; taug qab txhua hli los ntawm alloy surcharge indices.

Alloy qib:Qhov loj tshaj plaws controllable variable; Kev xaiv qib raug yog tus nqi tshaj plaws - kev txiav txim siab yuav khoom zoo.

Dimensions (thickness, dav, ntev):Tsis yog - qhov ntev ntawm tus qauv ua rau muaj kev them nyiaj ntxiv; kev txiav txim rau tus qauv zeb qhov ntau thiab tsawg txo cov nqi ua haujlwm.

Nto tiav:Qhia tsuas yog yam uas daim ntawv thov yuav tsum tau; cov nqi them tsis tsim nyog yog ib qho kev zam tsis tau.

Cov ntawv pov thawj thiab kev xeem:Ua kom tiav qib ntawv pov thawj raws li kev tswj hwm thiab kev cog lus ntawm daim ntawv thov.

Kev ua lag luam thiab logistics:Saib xyuas cov nqi khoom muag, kev lag luam txoj cai, thiab kev thauj khoom thauj mus rau lub sijhawm thiab qhov chaw yuav khoom ntse.

Stainless hlau yuav nyob twj ywm ib qho ntawm cov khoom siv tseem ceeb tshaj plaws nyob rau hauv kev tsim tshuaj, khoom noj khoom haus thiab dej haus, tshuaj, hluav taws xob, thiab kev lag luam kev lag luam rau ntau xyoo tom ntej. Kev paub tus nqi - muaj peev xwm nyeem, nkag siab, thiab cuam tshuam tus nqi ntawm cov khoom siv stainless hlau - yog qhov kev sib tw ruaj khov rau txhua lub koom haum uas siv nws.