1. 4-Band Thickness Tolerance Classification Framework

Lub moj khaum kev faib tawm qhov tuab ntawm 4-band rau cov hlau stainless hlau precision no suav nrog Chav Kawm 1 precision tolerance (±0.02 mm), Chav Kawm 2 standard tolerance (±0.03 mm), Chav Kawm 3 commercial tolerance (±0.05 mm), thiab Chav Kawm 4 mill tolerance (±0.10 mm). Lub moj khaum 4-band yog cov lus qhia txog kev yuav khoom rau cov chaw tsim khoom siv kho mob, lub chaw tsim khoom precision stamping, thiab lub chaw ua haujlwm micro-machining uas xav tau qhov tuab sib xws rau cov txheej txheem tsim khoom downstream. Pab pawg engineering WowStainless muab cov ntaub ntawv 4-band framework nrog rau kev txheeb xyuas lub peev xwm ntawm txhua chav kawm rolling mill. Yog xav siv cov khoom tshwj xeeb ntawm WowStainless thiab cov lus qhia txog kev kam rau ib yam khoom, saib.cov khoom tshwj xeebnplooj ntawv.

Qhov kev kam rau siab ntawm Chav Kawm 1 (±0.02 hli) yog thawj qhov kev kam rau siab uas pab pawg neeg yuav khoom yuav tsum soj ntsuam rau kev tsim cov khoom siv kho mob. Qhov kev kam rau siab ntawm Chav Kawm 1 txhawb nqa qhov kev tsis lees paub ntawm 0.5% txog 1% rau cov cuab yeej phais thiab kev siv cov khoom siv cog rau hauv. Qhov kev kam rau siab ntawm Chav Kawm 1 xav tau lub tshuab dov txias tshwj xeeb nrog lub tshuab X-ray lossis laser online thickness measurement system. Pab pawg neeg yuav khoom yuav tsum thov kom muaj kev txheeb xyuas qhov muaj peev xwm kam rau siab ntawm Chav Kawm 1 los ntawm tus neeg muag khoom nrog daim ntawv qhia txog kev ntsuas tuab uas tau sau tseg.

Peb yam laj thawj uas yuav tsum xaiv qhov Class 1 precision tolerance band yog qhov kev txheeb xyuas thib ob uas pab pawg neeg yuav khoom yuav tsum soj ntsuam. Peb yam laj thawj no suav nrog kev ua raws li cov khoom siv kho mob (FDA 21 CFR 820 thiab ISO 13485 quality system), kev txhim kho cov khoom tsim tawm (kev txo qis 3% txog 5% piv rau Class 3 commercial tolerance), thiab kev sib xws ntawm cov txheej txheem tom qab (kev stamping, kev kos duab tob, thiab kev ua haujlwm micro-machining). Pab pawg neeg yuav khoom yuav tsum qhia meej txog Class 1 tolerance rau kev ua raws li cov khoom siv kho mob thiab lub hom phiaj ntawm cov khoom tsim tawm.

Peb yam laj thawj uas yuav tsum xaiv qib Class 4 mill tolerance band yog qhov kev txheeb xyuas thib peb uas pab pawg neeg yuav khoom yuav tsum soj ntsuam. Peb yam laj thawj no suav nrog kev txo tus nqi (tus nqi ib kg qis dua 15% txog 25% piv rau qib Class 1 tolerance), lub sijhawm ua khoom luv dua (5 txog 10 hnub luv dua raws li lub sijhawm teem sijhawm ntawm lub tshuab dov), thiab qib muaj (txhua qib txheem suav nrog 304, 316L, 430, thiab 17-7PH hauv qib tolerance ntawm lub tshuab dov). Pab pawg neeg yuav khoom yuav tsum qhia txog qib Class 4 tolerance rau kev siv dav dav hauv kev lag luam thiab daim ntawv thov uas muaj kev cuam tshuam nrog tus nqi.

2. Kev Sib Piv ntawm Precision Strip thiab Cold Rolled General Strip

Cov hlau stainless hlau precision yog qhov sib txawv ntawm cov hlau stainless hlau txias dov nrog lub tshuab dov tshwj xeeb thiab kev ntsuas tuab inline. Cov hlau precision feem ntau poob rau hauv Pawg 1 (± 0.02 hli) txog Pawg 3 (± 0.05 hli) cov kab kam rau siab. Cov hlau txias dov dav dav feem ntau poob rau hauv Pawg 3 (± 0.05 hli) txog Pawg 4 (± 0.10 hli) cov kab kam rau siab. Pab pawg neeg yuav khoom yuav tsum paub qhov txawv ntawm cov hlau precision thiab cov hlau dav dav rau kev siv khoom siv kho mob.

Tus qauv ASTM A480 thiab EN 10088 yog qhov kev txheeb xyuas thib ob uas pab pawg neeg yuav khoom yuav tsum thov. Tus qauv ASTM A480 txhais qhov kev kam rau siab rau cov phaj hlau stainless hlau tiaj tiaj, daim ntawv, thiab daim kab xev. Tus qauv EN 10088 txhais qib hlau stainless hlau European thiab qhov kev kam rau siab. Pab pawg neeg yuav khoom yuav tsum thov cov ntaub ntawv ua raws li tus qauv los ntawm tus neeg muag khoom nrog rau kev txheeb xyuas qhov sib npaug ntawm qhov kam rau siab.

3. Kev Cuam Tshuam ntawm Tus Nqi Tsis Kam Txais los ntawm Pawg Khoom Siv Kho Mob

Qhov cuam tshuam ntawm kev tsis lees txais los ntawm pawg khoom siv kho mob yog qhov kev txheeb xyuas thib peb uas pab pawg neeg yuav khoom yuav tsum soj ntsuam. Qhov kev kam rau siab ntawm Chav Kawm 1 (± 0.02 hli) feem ntau txhawb nqa 0.5% txog 1% kev tsis lees txais ntau lawm rau cov cuab yeej phais thiab daim ntawv thov cuab yeej cog rau hauv. Cov cuab yeej phais xav tau qhov kev kam rau siab meej rau ntug txiav, qhov chaw clamping, thiab qhov sib koom ua ke. Cov cuab yeej cog rau hauv yuav tsum tau qhov kev kam rau siab meej rau qhov tiav ntawm qhov chaw, kev sib cuam tshuam ntawm cov ntaub so ntswg, thiab qhov kev xa tawm hauv lub cev.

Tus qauv kev kam rau siab ntawm Chav Kawm 2 (±0.03 hli) yog qhov kev txheeb xyuas thib plaub rau cov khoom siv kuaj mob thiab cov khoom siv saib xyuas. Cov khoom siv kuaj mob feem ntau txhawb nqa 1% txog 2% tus nqi tsis lees txais ib qho kev xaiv ntawm qhov kev kam rau siab. Cov khoom siv saib xyuas feem ntau txhawb nqa 1% txog 2% tus nqi tsis lees txais ib qho kev kam rau siab ntawm lub rooj sib dhos. Chav Kawm 3 kev lag luam kam rau siab (±0.05 hli) feem ntau txhawb nqa 2% txog 5% tus nqi tsis lees txais rau cov khoom siv kho mob thiab cov khoom siv hauv chaw kuaj mob.

Kev faib tawm cov khoom siv kho mob los ntawm FDA thiab EU MDR lub moj khaum yog qhov kev txheeb xyuas thib tsib uas pab pawg neeg yuav khoom yuav tsum soj ntsuam. FDA faib cov khoom siv kho mob ua Pawg I (kev pheej hmoo tsawg, piv txwv li, daim ntaub qhwv caj dab, hnab looj tes kuaj mob), Pawg II (kev pheej hmoo nruab nrab, piv txwv li, cov cuab yeej phais, lub twj tso kua mis), thiab Pawg III (kev pheej hmoo siab, piv txwv li, lub tshuab pacemaker uas tuaj yeem cog rau hauv lub plawv, lub plawv valve). EU MDR faib cov khoom siv kho mob ua Pawg I (kev pheej hmoo tsawg), Pawg IIa (kev pheej hmoo tsawg mus rau nruab nrab), Pawg IIb (kev pheej hmoo nruab nrab mus rau siab), thiab Pawg III (kev pheej hmoo siab). Qib kab xev precision thiab kev xaiv cov kab xev kam rau siab yuav tsum sib haum nrog kev faib tawm cov khoom siv kho mob raws li FDA thiab EU MDR lub moj khaum.

4. Kev Xaiv Qib Stainless Steel rau Cov Khoom Siv Kho Mob

Qhov kev xaiv qib stainless hlau rau daim ntawv thov cov khoom siv kho mob precision strip yog qhov kev txheeb xyuas thib tsib uas pab pawg neeg yuav khoom yuav tsum soj ntsuam. Cov hlau stainless 304 yog qib txheem rau cov cuab yeej kho mob dav dav thiab cov khoom siv kuaj mob nrog 18% chromium thiab 8% nickel sib xyaw. Cov hlau stainless 316L yog cov hlau sib xyaw kho mob rau cov cuab yeej phais thiab cov khoom siv cog rau hauv nrog cov ntsiab lus carbon qis (≤0.03%) rau qhov weldability thiab corrosion tsis kam. Cov hlau stainless 430 yog qib ferritic rau cov khoom siv kho mob rau cov neeg siv khoom thiab cov khoom siv kuaj mob nrog 16 txog 18% chromium cov ntsiab lus.

Cov hlau tsis xeb 17-7PH yog qib ua kom tawv rau lub caij nplooj ntoos hlav thiab daim ntawv thov khoom siv kho mob muaj zog nrog 17% chromium, 7% nickel, thiab 1% txhuas. Qib 17-7PH txhawb nqa lub zog siab (txog li 1500 MPa) nrog rau kev kho cua sov kom tawv. Pab pawg neeg yuav khoom yuav tsum thov cov lus qhia ib qib los ntawm tus neeg muag khoom nrog rau cov ntaub ntawv ASTM / EN qib ua raws li.

Qhov kev xaiv qib los ntawm daim ntawv thov khoom siv kho mob yog qhov kev txheeb xyuas thib rau uas pab pawg neeg yuav khoom yuav tsum soj ntsuam. Qib 304 txhawb nqa cov cuab yeej kho mob dav dav, cov khoom siv kuaj mob, thiab cov khoom siv hauv chaw kuaj mob ntawm tus nqi ib-kg. Qib 316L txhawb nqa cov cuab yeej phais, cov khoom siv cog rau hauv lub cev, thiab cov khoom siv kho mob biocompatible ntawm tus nqi ib-kg siab dua 30% txog 50% piv rau qib 304. Qib 430 txhawb nqa cov khoom siv kho mob rau cov neeg siv khoom thiab cov khoom siv kho mob uas rhiab heev rau hlau nplaum ntawm tus nqi ib-kg qis dua 15% txog 25% piv rau qib 304. Pab pawg neeg yuav khoom yuav tsum thov cov ntaub ntawv teev tus nqi ib-qib los ntawm tus neeg muag khoom.

5. Kev Ntsuas Qhov Thickness Hauv Online

Lub tshuab ntsuas tuab online yog qhov kev txheeb xyuas thib rau uas pab pawg neeg yuav khoom yuav tsum thov. Lub tshuab ntsuas xa duab X-ray txhawb nqa qhov tuab ntawm 0.10 txog 6.0 hli nrog qhov tseeb ntawm ±0.001 hli. Lub tshuab ntsuas duab peb sab laser txhawb nqa qhov tuab ntawm 0.05 txog 1.0 hli nrog qhov tseeb ntawm ±0.005 hli. Lub tshuab ntsuas xa duab beta-ray txhawb nqa qhov tuab ntawm 0.005 txog 0.10 hli nrog qhov tseeb ntawm ±0.001 hli. Lub tshuab ntsuas rov qab los ntawm lub zog dov txhawb nqa qhov kev tswj tuab ntawm lub voj voog kaw nrog qhov tseeb ntawm ±0.005 hli.

Qhov zaus ntawm kev ntsuas qhov system yog qhov kev txheeb xyuas thib xya uas pab pawg neeg yuav khoom yuav tsum soj ntsuam. Kev ntsuas qhov ntsuas X-ray feem ntau poob ntawm 6 thiab 12 lub hlis. Kev ntsuas qhov ntsuas laser feem ntau poob ntawm 3 thiab 6 lub hlis. Kev ntsuas qhov ntsuas beta-ray feem ntau poob ntawm 6 thiab 12 lub hlis. Pab pawg neeg yuav khoom yuav tsum thov cov ntaub ntawv ntsuas ib-gauge los ntawm tus neeg muag khoom nrog rau cov ntaub ntawv ntsuas tau.

Lub kaw lus tswj qhov tuab ntawm lub voj kaw yog qhov kev txheeb xyuas thib yim uas pab pawg neeg yuav khoom yuav tsum soj ntsuam. Lub kaw lus kaw feem ntau siv cov lus teb ntawm lub zog dov, cov lus teb ceev dov, thiab cov lus teb ntawm lub zog kom tswj tau qhov tuab uas xav tau. Lub kaw lus kaw txhawb nqa qhov sib txawv ntawm ± 0.005 hli ntawm qhov ntev ntawm 1000 meter coil. Pab pawg neeg yuav khoom yuav tsum thov cov ntaub ntawv kaw lus kaw lus los ntawm tus neeg muag khoom nrog lub sijhawm teb ntawm lub voj tswj uas tau sau tseg.

6. Cov Lus Qhia Txog Qhov Chaw Tiav Rau Cov Khoom Siv Kho Mob

Cov lus qhia txog qhov chaw tiav rau daim ntawv thov cov khoom siv kho mob precision strip yog qhov kev txheeb xyuas thib yim uas pab pawg neeg yuav khoom yuav tsum soj ntsuam. Qhov chaw 2B (kub dov + daim tawv nqaij dhau + kua qaub pickling) txhawb nqa cov khoom siv kho mob txheem nrog qhov du thiab qhov chaw ci ntsa iab. Qhov chaw BA (annealed ci) txhawb nqa cov cuab yeej phais thiab daim kab xev kuaj mob nrog daim iav thiab qhov chaw ci ntsa iab siab. Qhov chaw No.4 (brushed finish) txhawb nqa lub tsev khoom siv kho mob nrog tus qauv txhuam linear. Qhov chaw No.8 (mirror finish) txhawb nqa cov khoom siv kho mob siab nrog qhov chaw ci ntsa iab. Yog xav siv rau ntawm WowStainless qhov chaw tiav specification thiab phau ntawv qhia xaiv ib-qhov tiav, saib.WowStainless lub vev xaib tseem ceeb.

Qhov kev ntsuas qhov roughness ntawm qhov chaw yog qhov kev txheeb xyuas thib cuaj uas pab pawg neeg yuav khoom yuav tsum thov. Qhov kev ntsuas qhov roughness ntawm qhov chaw txheem siv Ra (arithmetical mean roughness). Qhov chaw 2B feem ntau txhawb nqa Ra 0.1 txog 0.3 μm. Qhov chaw BA feem ntau txhawb nqa Ra 0.05 txog 0.10 μm. Qhov chaw No.4 feem ntau txhawb nqa Ra 0.3 txog 0.5 μm. Qhov chaw No.8 feem ntau txhawb nqa Ra 0.02 txog 0.05 μm. Pab pawg neeg yuav khoom yuav tsum thov cov ntaub ntawv roughness ntawm txhua qhov chaw tiav los ntawm tus neeg muag khoom.

7. Qhov tuab ntawm cov khoom siv kho mob

Qhov tuab ntawm daim ntawv thov khoom siv kho mob yog qhov kev txheeb xyuas thib kaum uas pab pawg neeg yuav khoom yuav tsum soj ntsuam. Daim kab nyias nyias (0.05 txog 0.20 hli) yog siv rau cov cuab yeej phais me me thiab cov khoom cog rau hauv lub cev uas muaj qhov kam rau ua kom raug ntawm Chav Kawm 1. Daim kab nyias nyias (0.20 txog 0.50 hli) yog siv rau daim kab kuaj mob, cov khoom siv hauv chaw kuaj mob, thiab lub caij nplooj ntoos hlav sib cuag nrog qhov kam rau ua ntawm Chav Kawm 1 lossis Chav Kawm 2. Daim kab nruab nrab (0.50 txog 1.0 hli) yog siv rau cov cuab yeej phais thiab lub tsev rau khoom siv kho mob uas muaj qhov kam rau ua ntawm Chav Kawm 2 lossis Chav Kawm 3. Daim kab txheem (1.0 txog 1.5 hli) yog siv rau lub thav khoom siv kho mob thiab lub pob txha cog rau hauv lub cev uas muaj qhov kam rau ua ntawm Chav Kawm 3 lossis Chav Kawm 4.

Qhov kev xaiv tuab los ntawm daim ntawv thov khoom siv kho mob yog qhov kev txheeb xyuas thib kaum ib uas pab pawg neeg yuav khoom yuav tsum soj ntsuam. Cov cuab yeej phais me me feem ntau xav tau qhov tuab 0.10 txog 0.30 hli nrog rau qhov kam rau Class 1. Cov kab kuaj mob feem ntau xav tau qhov tuab 0.20 txog 0.50 hli nrog rau qhov kam rau Class 1 lossis Class 2. Cov cuab yeej phais feem ntau xav tau qhov tuab 0.50 txog 1.0 hli nrog rau qhov kam rau Class 2. Lub thav khoom siv kho mob feem ntau xav tau qhov tuab 1.0 txog 1.5 hli nrog rau qhov kam rau Class 3. Lub pob txha cog feem ntau xav tau qhov tuab 1.0 txog 2.0 hli nrog rau qhov kam rau Class 3 lossis Class 4.

8. Qhov Dav thiab Ntug Cov Lus Qhia Txog Qhov Xwm Txheej

Qhov dav thiab qhov xwm txheej ntawm ntug yog qhov kev txheeb xyuas thib kaum ob uas pab pawg neeg yuav khoom yuav tsum soj ntsuam. Qhov dav ntawm daim kab xev precision yog li ntawm 5 hli thiab 600 hli. Daim kab xev dav nqaim (5 txog 50 hli) yog siv rau cov khoom siv kho mob me me thiab cov khoom siv hauv chaw kuaj mob. Daim kab xev dav nruab nrab (50 txog 200 hli) yog siv rau daim kab xev kuaj mob thiab cov cuab yeej phais. Daim kab xev dav dav (200 txog 600 hli) yog siv rau lub tsev rau khoom siv kho mob thiab lub thav duab cog pob txha. Qhov xwm txheej ntawm ntug txheem suav nrog ntug zeb (ntug ntuj), ntug txiav (ntug txiav meej), thiab ntug deburred (ntug puag ncig). Pab pawg neeg yuav khoom yuav tsum thov cov ntaub ntawv ntawm ib-dav thiab ib-ntug ntawm tus neeg muag khoom.

9. Daim Ntawv Teev Npe Yuav Khoom 5-Kauj Ruam BOFU Precision Strip Tolerance

Rau cov chaw tsim khoom siv kho mob, cov chaw tsim khoom precision stamping, thiab cov chaw ua haujlwm micro-machining uas npaj txhij los teev cov hlau stainless hlau precision nrog 4-band tolerance classification, daim ntawv teev npe 5-kauj ruam hauv qab no muab cov lus qhia pov thawj los ntawm cov ntu dhau los ua ib daim ntawv qhia txog kev yuav khoom.

1. Qhia kom meej qhov kev kam rau siab (Chav Kawm 1 ±0.02mm / Chav Kawm 2 ±0.03mm / Chav Kawm 3 ±0.05mm / Chav Kawm 4 ±0.10mm) rau ib qho hom phiaj ntawm kev tsis lees txais cov khoom siv kho mob.
2. Xaiv qib stainless hlau (304 / 316L / 430 / 17-7PH) raws li daim ntawv thov khoom siv kho mob thiab qhov yuav tsum tau ua kom sib xws.
3. Txhais qhov tuab ntawm cov khoom siv kho mob (nyias heev 0.05 txog 0.20 hli / nyias 0.20 txog 0.50 hli / nruab nrab 0.50 txog 1.0 hli / tus qauv 1.0 txog 1.5 hli) raws li cov qauv ntawm cov khoom siv kho mob.
4. Thov kom tus neeg muag khoom muab cov ntaub ntawv qhia txog qhov chaw tiav (2B / BA / No.4 / No.8) thiab cov ntaub ntawv qhia txog qhov roughness ntawm ib qho chaw (Ra).
5. Sau qhov dav, qhov xwm txheej ntawm ntug, MOQ, thiab lub sijhawm ua khoom nrog rau daim ntawv teem sijhawm tsim khoom ib qho.

Rau cov chaw tsim khoom siv kho mob thiab cov pab pawg neeg yuav khoom precision stamping uas nrhiav cov hlau stainless hlau precision, cov peev txheej hauv qab no muab cov ntaub ntawv sib piv ntawm cov qauv kev kam rau siab ntawm cov hlau stainless thiab cov qauv kev ua raws li cov khoom siv kho mob.ASTM Internationalluam tawm tus qauv ASTM A480 rau qhov kev kam rau siab ntawm cov hlau tsis xeb phaj, daim ntawv, thiab daim kab xev. LubLub Koom Haum Thoob Ntiaj Teb rau Kev Txheem (ISO)luam tawm tus qauv ISO 9445 rau qhov kev kam rau siab ntawm cov hlau tsis xeb thiab cov koob ISO 5832 rau cov lus qhia txog cov khoom siv phais cog.Pawg Neeg Saib Xyuas Kev Ua Haujlwm European (CEN)luam tawm tus qauv EN 10088 rau qib hlau tsis xeb European thiab tus qauv EN 10029 rau qhov kev kam rau siab ntawm qhov ntev.Lub Koom Haum Saib Xyuas Khoom Noj thiab Tshuaj ntawm Tebchaws Meskas (FDA)luam tawm cov lus qhia txog kev sib raug zoo ntawm cov khoom siv kho mob thiab FDA 21 CFR 820 txoj cai tswj hwm zoo.Lub Rooj Sab Laj Tswj Xyuas Khoom Siv Kho Mob Thoob Ntiaj Teb (IMDRF)luam tawm cov kev faib tawm cov khoom siv kho mob thiab cov qauv kev sib haum xeeb.

Rau cov chaw tsim khoom siv kho mob, cov chaw tsim khoom siv stamping precision, thiab cov chaw ua haujlwm micro-machining uas npaj txhij los teev cov hlau stainless hlau precision nrog 4-band tolerance classification, pab pawg engineering WowStainless tuaj yeem muab cov ntaub ntawv pov thawj per-tolerance band capabilities, cov lus qhia ib qib, daim ntawv qhia txog kev ntsuas ib-thickness range, thiab cov ntaub ntawv tiav ib-nto. Pab pawg engineering WowStainless tau txhawb nqa cov chaw tsim khoom siv kho mob nrog cov ntaub ntawv pov thawj xa mus thoob plaws EU, North America, Nyiv Pooj, thiab Southeast Asia kev lag luam. Tshuaj xyuas WowStainlesscov khoom catalog nplooj ntawv 3rau cov kab khoom precision strip thiab cov lus qhia txog kev kam rau siab, lossis mus saibWowStainless lub vev xaib tseem ceebrau tag nrho cov khoom lag luam.

Cov Lus Nug Feem Ntau