PED 4.3 Certification Classification Analysis

PED 4.3 Certification Classification Analysis

PED 4.3 daim ntawv pov thawj yog raws li Cov Lus Qhia Cov Khoom Siv Siab (PED) 2014/68 / EU thiab yuav tsum tau xa tawm cov khoom siv hlau xws li flanges, fittings, castings, forgings, thiab lwm yam, siv rau cov khoom siv siab xa tawm mus rau Tebchaws Europe lossis siv rau ua rau cov khoom xa tawm mus rau European Union. Raws li Annex I, Nqe Lus 4.3 ntawm European Union Cov Lus Qhia 2014/68 / EU Cov Khoom Siv Hluav Taws Xob Cov Lus Qhia (PED), cov chaw tsim khoom yuav tsum tau txais daim ntawv pov thawj PED tab sis tsis tas yuav tsum tau kos tus cim CE.

A. Cov Lus Qhia ntawm PED Cov Lus Qhia rau Cov Khoom Siv

Cov neeg muab khoom muab cov ntaub ntawv rau cov tuam txhab tsim khoom siab yuav tsum tau lees paub lawv cov ntaub ntawv raws li qhov yuav tsum tau ua ntawm Cov Khoom Siv Hluav Taws Xob (PED). Annex I, Nqe 4.3 ntawm Cov Lus Qhia Cov Khoom Siv Siab (PED) xav kom cov tuam txhab tsim khoom los npaj cov ntaub ntawv lees paub ua raws li cov lus qhia tshwj xeeb uas xav tau los ntawm cov tuam txhab khoom siv. Cov yam ntxwv ntawm cov khoom siv hauv kev tsim cov khoom siv, xws li lub zog tawm los thiab kev cuam tshuam kev ua haujlwm, yuav tsum yog raws li cov lus pom zoo los ntawm cov chaw tsim khoom. Cov ntaub ntawv pov thawj ntawm cov chaw tsim khoom feem ntau suav tias yog qhov txaus raws li kev siv uas muaj qhov tsim nyog.

Khoom siv

Tshwj tsis yog tias qhov kev hloov kho yav dhau los tuaj yeem ua tau, cov ntaub ntawv siv hauv kev tsim cov cuab yeej siv siab yuav tsum tsim nyog rau lawv lub neej txoj sia. Welding consumables thiab lwm yam khoom siv sib txuas tsuas yog yuav tsum ua raws li cov cai ntawm Tshooj 4.1, 4.2(a), thiab thawj kab lus ntawm 4.3, uas muaj feem xyuam rau cov khoom sib txuas thiab cov qauv sib txuas.

4.1 Cov khoom siv rau qhov siab yuav tsum:

(a) Muaj kev ua haujlwm tsim nyog kom ua tau raws li qhov kev ua haujlwm tau pom zoo thiab txhua yam kev sim, tshwj xeeb tshaj yog muaj kev hloov pauv txaus thiab nruj. Thaum ua tau, cov yam ntxwv ntawm cov khoom yuav tsum ua raws li cov cai ntawm 7.5. Thaum tsim nyog, xaiv cov ntaub ntawv yuav tsum xav txog kev tiv thaiv lawv cov brittleness; yog tias cov ntaub ntawv nkig yuav tsum tau siv vim yog vim li cas, kev ntsuas tsim nyog yuav tsum tau ua.

(b) Muaj peev xwm tiv taus tshuaj tua kab mob los ntawm cov kua uas yuav muaj nyob rau hauv cov khoom siv siab; cov khoom siv tshuaj thiab lub cev uas xav tau rau kev ua haujlwm yuav tsum tsis txhob cuam tshuam loj rau lub neej ntawm cov khoom siv.

(c) Tsis muaj kev cuam tshuam loj heev los ntawm kev laus.

(d) Tsim nyog rau kev npaj ua tiav.

(e) Thaum cov ntaub ntawv sib txawv sib xyaw ua ke, kev xaiv cov ntaub ntawv yuav tsum tsis txhob muaj kev sib cuam tshuam loj heev.

4.2 Cov khoom siv siab

(a) Cov tuam txhab tsim cov khoom siv siab yuav tsum tau qhia cov txiaj ntsig tsim nyog rau kev tsim cov kev suav hauv Tshooj 2.2.3, cov yam ntxwv ntawm cov khoom siv, thiab cov kev cai uas tau teev tseg hauv Tshooj 4.1.

(b) Cov neeg tsim khoom yuav tsum hais txog kev ua raws li cov khoom siv tshwj xeeb ntawm Cov Lus Qhia no hauv lawv cov ntaub ntawv kev tshaj lij thiab tuaj yeem siv ib qho ntawm cov hauv qab no:

- Siv cov ntaub ntawv uas ua raws li cov qauv kev sib haum xeeb.

- Siv cov khoom siv siab uas tau txais kev pom zoo nyob sab Europe raws li Tshooj 11.

- Ua ib qho kev ntsuam xyuas tshwj xeeb.

(c) Rau Qeb III thiab IV cov cuab yeej siv siab, cov khoom ntsuas ntsuas tau piav qhia hauv cov ntsiab lus (b) 3 yuav tsum tau ua los ntawm lub cev tso cai lub luag haujlwm rau cov txheej txheem ntsuas kev ua raws.

4.3 Cov tuam txhab tsim khoom yuav tsum tau ua cov kev ntsuas tsim nyog los xyuas kom meej tias cov ntaub ntawv siv tau ua raws li cov khoom siv tshwj xeeb. Tshwj xeeb, lawv yuav tsum tau txais cov ntaub ntawv los ntawm cov chaw tsim khoom ua pov thawj tias tag nrho cov ntaub ntawv ua raws li cov khoom siv tshwj xeeb. Rau qhov siab-kev coj tus kheej ntawm Qeb II, III, thiab IV cov cuab yeej, yuav tsum tau txais daim ntawv pov thawj tswj cov khoom. Yog tias cov chaw tsim khoom lag luam muaj qhov tsim nyog kev lees paub zoo uas tau lees paub los ntawm European txoj cai thiab tau ua tiav qhov kev ntsuam xyuas tshwj xeeb ntawm cov ntaub ntawv, daim ntawv pov thawj muab los ntawm cov chaw tsim khoom raug txiav txim siab ua raws li cov cai ntawm ntu no.

B. Cov neeg tsim khoom tau txais daim ntawv pov thawj PED tuaj yeem tawm EN10204-3.1 Daim ntawv pov thawj.

PED 4.3 Daim ntawv pov thawj rau cov ntaub ntawv

a) Scope: Ntxiv rau cov cuab yeej siv siab nrog kev ua haujlwm siab tshaj 0.5 bar, xws li cov hlab ntsha siab, boilers, piping, siab accessories,

thiab cov khoom siv kev nyab xeeb, cov ntaub ntawv siv rau kev tsim cov cuab yeej siv siab, xws li castings, forgings (flanges), kav, pas nrig, daim hlau, thiab lwm yam, yuav tsum ua raws li cov lus qhia ntawm PED.

b) PED 4.3 daim ntawv pov thawj rau cov khoom lag luam yog hais txog cov ntawv pov thawj ntawm lawv cov kev ruaj ntseg zoo.

c) Raws li PED cov lus qhia ntxiv, cov khoom lag luam muab cov khoom siv (xws li flanges, forgings, castings, kav, thiab lwm yam) yuav tsum muab cov ntaub ntawv pov thawj zoo uas ua tau raws li qhov yuav tsum tau ua rau cov khoom siv siab. Qhov no feem ntau yog ua los ntawm kev muab EN 10204-3.1 daim ntawv pov thawj raws li tau teev tseg hauv EN10204 tus qauv.

d) Yog tias cov chaw tsim khoom tau txais PED 4.3 daim ntawv pov thawj, lawv muaj txoj cai muab EN10204-3.1 daim ntawv pov thawj. Txwv tsis pub, daim ntawv pov thawj EN10204-3.2 yuav tsum tau muab los ntawm ib lub koom haum soj ntsuam thib peb uas tau tso cai nyob hauv European Union tom qab kev tshuaj xyuas batch.

C. Txog EN10204 Daim Ntawv Pov Thawj

Feem ntau muaj ob hom ntawv pov thawj:

a) EN10204-3.1 daim ntawv pov thawj

b) EN10204-3.2 daim ntawv pov thawj

1. EN10204-3.1 daim ntawv pov thawj

a) Cov chaw tsim khoom siv raw khoom tau txais ISO9001 ntawv pov thawj (tso tawm los ntawm lub koom haum tsis yog European Union) thiab siv rau PED 4.3 ntawv pov thawj los ntawm lub koom haum tso cai hauv European Union. Lub chaw tsim khoom muaj ntawv pov thawj tuaj yeem muab EN10204-3.1 daim ntawv pov thawj cov ntaub ntawv rau nws cov neeg siv khoom (qhov no tuaj yeem suav tias yog hom ntawv pov thawj ntawm lub Hoobkas).

b) Cov chaw tsim khoom siv raw khoom siv rau ISO9001 kev tswj hwm kev tswj hwm kev pov thawj zoo lossis PED 4.3 ntawv pov thawj los ntawm lub koom haum tshaj tawm hauv European Union thiab tuaj yeem xa ncaj qha rau EN 10204-3.1 daim ntawv pov thawj.

c) Yog tias cov chaw tsim khoom raw khoom tsis tau dhau ISO9001 lossis yog lub cev ntawv pov thawj ISO9001 tsis yog lub koom haum EU lees paub, lub chaw tsim khoom tsis raug tso cai los muab EN10204-3.1 daim ntawv pov thawj thiab yuav tsum thov rau EN{ {5}}.2 daim ntawv pov thawj los ntawm lub koom haum muab ntawv pov thawj thib peb.

d) Daim ntawv pov thawj EN10204-3.1 yuav tsum qhia tus neeg siv khoom lub npe.

2. EN10204-3.2 daim ntawv pov thawj

a) Lub koom haum tshaj tawm ntawm EN10204-3.2 yuav tsum yog EU-tso cai. Lub koom haum tshaj tawm sim cov khoom siv los ntawm tus neeg yuav khoom raws li qhov yuav tsum tau ua ntawm daim ntawv cog lus yuav khoom thiab tshaj tawm rau tus neeg yuav khoom los ntawm lub koom haum thib peb tias qhov kev tshuaj xyuas cov khoom ua tau raws li qhov yuav tsum tau ua ntawm daim ntawv xaj, muab EN{{4} }.2 daim ntawv pov thawj.

b) Daim ntawv pov thawj EN10204-3.2 yog daim ntawv pov thawj siv tau ua pov thawj tias cov khoom ua tau raws li European cov ntaub ntawv tshwj xeeb. Feem ntau, rau cov khoom siv loj, cov khoom siv siab, thiab lwm yam khoom siv, cov khoom siv raw khoom yuav tsum muab EN10204-3.2 daim ntawv pov thawj los ua pov thawj tias cov khoom siv hauv cov khoom ua tau raws li European cov qauv.

c) Daim ntawv pov thawj EN10204-3.2 siv rau cov khoom siv hlau thiab cov hlau tsis yog hlau, xws li cov hlau, cov khoom siv welded, forgings, castings, semi-tiav khoom hlau, thiab PP kav.

d) Daim ntawv pov thawj yuav tsum qhia tus neeg siv khoom lub npe thiab cov khoom tsim khoom lub npe.

Peb tshwj xeeb hauv CE daim ntawv pov thawj rau cov khoom siv siab thiab PED 4.3 daim ntawv pov thawj rau cov khoom siv siab. Peb muaj kev paub dhau los hauv CE daim ntawv pov thawj rau boilers, siab hlab ntsha, ua pa roj cylinders, handheld fire extinguisher casings, industrial li qub, kev nyab xeeb li qub, non-ferrous hlau, hlau metallurgical cov ntaub ntawv, welded Cheebtsam, forgings, castings, semi-tiav lawm hlau khoom, thiab PP cov kav dej.