{"id":6350,"date":"2026-04-08T23:51:56","date_gmt":"2026-04-08T23:51:56","guid":{"rendered":"https:\/\/www.sungda.com\/vi\/post\/how-to-convert-piw-conveyor-belt-to-ep-belt-vi"},"modified":"2026-04-08T23:51:56","modified_gmt":"2026-04-08T23:51:56","slug":"how-to-convert-piw-conveyor-belt-to-ep-belt-vi","status":"publish","type":"post","link":"https:\/\/www.sungda.com\/vi\/index.php\/how-to-convert-piw-conveyor-belt-to-ep-belt-vi\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i b\u0103ng t\u1ea3i PIW sang b\u0103ng t\u1ea3i EP?"},"content":{"rendered":"\n
\"\"<\/figure><\/div>\n\n\n\n

Ch\u00fang ta \u0111\u1ec1u bi\u1ebft r\u1eb1ng “PIW” l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng theo h\u1ec7 Anh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00f4 t\u1ea3 b\u0103ng t\u1ea3i EP, ch\u1eb3ng h\u1ea1n nh\u01b0 220 PIW\/2, 330 PIW\/3, ho\u1eb7c 440 PIW\/4, \u0111\u1ea1i di\u1ec7n cho Pounds Per Inch of Belt Width (Pound tr\u00ean m\u1ed7i inch chi\u1ec1u r\u1ed9ng b\u0103ng). \u0110\u01a1n v\u1ecb n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng t\u1ea1i c\u00e1c th\u1ecb tr\u01b0\u1eddng b\u0103ng t\u1ea3i B\u1eafc v\u00e0 Nam M\u1ef9 \u0111\u1ec3 m\u00f4 t\u1ea3 \u0111\u1ed9 b\u1ec1n k\u00e9o t\u1ed5ng th\u1ec3 c\u1ee7a b\u0103ng t\u1ea3i EP.<\/p>\n\n\n\n

Tuy nhi\u00ean, \u1edf nhi\u1ec1u qu\u1ed1c gia kh\u00e1c tr\u00ean th\u1ebf gi\u1edbi, \u0111\u01a1n v\u1ecb h\u1ec7 m\u00e9t N\/mm l\u1ea1i ph\u1ed5 bi\u1ebfn h\u01a1n \u0111\u1ec3 m\u00f4 t\u1ea3 b\u0103ng t\u1ea3i EP. S\u1ef1 kh\u00e1c bi\u1ec7t l\u1edbn nh\u1ea5t gi\u1eefa PIW v\u00e0 N\/mm l\u00e0 PIW m\u00f4 t\u1ea3 “l\u1ef1c c\u0103ng v\u1eadn h\u00e0nh”, trong khi N\/mm m\u00f4 t\u1ea3 “\u0111\u1ed9 b\u1ec1n t\u1ea1i \u0111i\u1ec3m \u0111\u1ee9t”. V\u00ed d\u1ee5, \u0111\u1ed9 b\u1ec1n \u0111\u1ee9t c\u1ee7a l\u1edbp khung EP 1000 l\u00e0 1000 N\/mm, sau khi chuy\u1ec3n \u0111\u1ed5i sang h\u1ec7 m\u00e9t (gi\u1ea3 \u0111\u1ecbnh h\u1ec7 s\u1ed1 an to\u00e0n 10:1), l\u1ef1c c\u0103ng v\u1eadn h\u00e0nh s\u1ebd l\u00e0 100 N\/mm ho\u1eb7c 571 PIW theo h\u1ec7 Anh.<\/p>\n\n\n\n

Khi th\u01b0\u01a1ng m\u1ea1i qu\u1ed1c t\u1ebf ti\u1ebfp t\u1ee5c ph\u1ee5c h\u1ed3i, vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i gi\u1eefa hai \u0111\u01a1n v\u1ecb kh\u00e1c nhau n\u00e0y ng\u00e0y c\u00e0ng tr\u1edf n\u00ean c\u1ea7n thi\u1ebft. V\u1eady, ‘PIW’ trong b\u0103ng t\u1ea3i c\u00f3 ngh\u0129a l\u00e0 g\u00ec v\u00e0 l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i n\u00f3 sang c\u1ea5p EP?<\/p>\n\n\n\n

Tr\u01b0\u1edbc khi chuy\u1ec3n \u0111\u1ed5i sang m\u1ed9t m\u00f4 h\u00ecnh v\u1ea3i EP c\u1ee5 th\u1ec3, ch\u00fang ta ph\u1ea3i chuy\u1ec3n \u0111\u1ed5i PIW sang \u0111\u01a1n v\u1ecb h\u1ec7 m\u00e9t N\/mm.<\/p>\n\n\n\n

PIW v\u00e0 N\/mm chuy\u1ec3n \u0111\u1ed5i cho nhau nh\u01b0 th\u1ebf n\u00e0o?<\/span><\/span><\/span><\/h2>\n\n\n\n

Kh\u00f4ng x\u00e9t \u0111\u1ebfn h\u1ec7 s\u1ed1 an to\u00e0n, PIW \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh N\/mm(EP) b\u1eb1ng c\u00e1ch nh\u00e2n v\u1edbi 0.175.<\/span><\/p>\n\n\n\n

V\u00ed d\u1ee5: 330PIW x 0.175 = 57.75N\/mm(57.75kN\/m)<\/p>\n\n\n\n

Gi\u1ea3 s\u1eed h\u1ec7 s\u1ed1 an to\u00e0n l\u00e0 10:1, \u0111\u1ed9 b\u1ec1n \u0111\u1ee9t c\u1ee7a to\u00e0n b\u1ed9 b\u0103ng t\u1ea3i s\u1ebd l\u00e0 57.75N\/mm x 10=577.5N\/mm, gi\u00e1 tr\u1ecb n\u00e0y l\u00e0 \u0111\u01a1n v\u1ecb EP, sau \u0111\u00f3 chia cho s\u1ed1 l\u1edbp \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1ec1n \u0111\u1ee9t c\u1ee7a m\u1ed7i l\u1edbp. Ki\u1ec3m tra b\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 bi\u1ebft th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a b\u0103ng t\u1ea3i EP.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

H\u00e3y l\u1ea5y b\u0103ng t\u1ea3i PIW330\/3 ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0m v\u00ed d\u1ee5: 330PIW x 0.175=57.75. N\u1ebfu h\u1ec7 s\u1ed1 an to\u00e0n l\u00e0 10, th\u00ec \u0111\u1ed9 b\u1ec1n t\u1ed5ng th\u1ec3 c\u1ee7a b\u0103ng t\u1ea3i s\u1ebd l\u00e0 577.5N\/mm, v\u00e0 chia gi\u00e1 tr\u1ecb n\u00e0y cho 3 l\u1edbp EP, th\u00ec \u0111\u1ed9 b\u1ec1n c\u1ee7a m\u1ed7i l\u1edbp v\u1ea3i EP l\u00e0 192.5N\/mm. Theo b\u1ea3ng m\u00f4 h\u00ecnh EP \u1edf tr\u00ean, EP200 l\u00e0 gi\u00e1 tr\u1ecb g\u1ea7n nh\u1ea5t v\u1edbi gi\u00e1 tr\u1ecb n\u00e0y, v\u00ec v\u1eady m\u00f4 h\u00ecnh EP g\u1ea7n nh\u1ea5t v\u1edbi PIW330\/3 l\u00e0 EP200, b\u0103ng t\u1ea3i 3 l\u1edbp, t\u1ee9c l\u00e0 b\u0103ng t\u1ea3i EP600\/3.
<\/p>\n\n\n\n

Ng\u01b0\u1ee3c l\u1ea1i, N\/mm chuy\u1ec3n \u0111\u1ed5i th\u00e0nh PIW \u0111\u01b0\u1ee3c nh\u00e2n v\u1edbi 5.71.<\/p>\n\n\n\n

V\u00ed d\u1ee5: 577.5 N\/mm x 5.71 = 3297.5 PIW<\/p>\n\n\n\n

Gi\u1ea3 s\u1eed h\u1ec7 s\u1ed1 an to\u00e0n l\u00e0 10:1, \u0111\u1ed9 b\u1ec1n \u0111\u1ee9t c\u1ee7a to\u00e0n b\u1ed9 b\u0103ng t\u1ea3i s\u1ebd l\u00e0 3297.5 PIW x 10=329.7PIW<\/p>\n\n\n\n

(Vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i tr\u00ean \u00e1p d\u1ee5ng cho nhi\u1ec1u lo\u1ea1i b\u0103ng t\u1ea3i kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0<\/span> b\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t<\/a>, b\u0103ng t\u1ea3i ch\u1ed1ng ch\u00e1y<\/a>, b\u0103ng t\u1ea3i g\u00e2n V<\/a> <\/span><\/strong>v\u00e0<\/span> b\u0103ng t\u1ea3i \u1ed1ng<\/a><\/strong> v.v.<\/span>)<\/p>\n\n\n\n

Theo b\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y, ch\u00fang ta c\u00f3 th\u1ec3 nhanh ch\u00f3ng t\u00ecm ra th\u00f4ng s\u1ed1 PIW t\u01b0\u01a1ng \u1ee9ng theo m\u00f4 h\u00ecnh EP.<\/span><\/strong><\/p>\n\n\n\n

C\u1ea5p \u0111\u1ed9 v\u1ea3i EP nhi\u1ec1u l\u1edbp (\u0110\u1ed9 b\u1ec1n k\u00e9o kg\/cm, PIW):<\/strong><\/p>\n\n\n

L\u1edbp khung<\/strong><\/td>S\u1ed1 l\u1edbp<\/strong><\/td>\u0110\u1ed9 b\u1ec1n k\u00e9o<\/strong>
(kgf\/cm)<\/td>		\u0110\u1ed9 b\u1ec1n k\u00e9o \u0111\u1ee9t<\/strong>
(kgf\/cm)<\/td>		PIW<\/strong><\/td><\/tr>
EP160\/2<\/td>2<\/td>16<\/td>160<\/td>89.6 <\/td><\/tr>
EP200\/2<\/td>2<\/td>20<\/td>200<\/td>112.0 <\/td><\/tr>
EP250\/2<\/td>2<\/td>25<\/td>250<\/td>142.0 <\/td><\/tr>
EP315\/2<\/td>2<\/td>31.5<\/td>315<\/td>176.4 <\/td><\/tr>
EP400\/2<\/td>2<\/td>40<\/td>400<\/td>224.0 <\/td><\/tr>
EP400\/3<\/td>3<\/td>40<\/td>400<\/td>224.0 <\/td><\/tr>
EP500\/2<\/td>2<\/td>50<\/td>500<\/td>280.0 <\/td><\/tr>
EP500\/3<\/td>3<\/td>50<\/td>500<\/td>280.0 <\/td><\/tr>
EP630\/2<\/td>2<\/td>63<\/td>630<\/td>352.8 <\/td><\/tr>
EP630\/3<\/td>3<\/td>63<\/td>630<\/td>352.8 <\/td><\/tr>
EP630\/4<\/td>4<\/td>63<\/td>630<\/td>352.8 <\/td><\/tr>
EP800\/3<\/td>3<\/td>80<\/td>800<\/td>448.0 <\/td><\/tr>
EP800\/4<\/td>4<\/td>80<\/td>800<\/td>448.0 <\/td><\/tr>
EP1000\/3<\/td>3<\/td>100<\/td>1000<\/td>560.0 <\/td><\/tr>
EP1000\/5<\/td>5<\/td>100<\/td>1000<\/td>560.0 <\/td><\/tr>
EP1250\/3<\/td>3<\/td>125<\/td>1250<\/td>700.0 <\/td><\/tr>
EP1250\/4<\/td>4<\/td>125<\/td>1250<\/td>700.0 <\/td><\/tr>
EP1250\/6<\/td>6<\/td>125<\/td>1250<\/td>700.0 <\/td><\/tr>
EP1600\/4<\/td>4<\/td>160<\/td>1600<\/td>896.0 <\/td><\/tr>
EP1600\/5<\/td>5<\/td>160<\/td>1600<\/td>896.0 <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u0110\u1ed9 v\u1ea3i PN nhi\u1ec1u l\u1edbp (\u0110\u1ed9 b\u1ec1n k\u00e9o kg\/cm, PIW):<\/strong><\/p>\n\n\n

L\u1edbp khung<\/strong><\/td>S\u1ed1 l\u1edbp<\/strong><\/td>\u0110\u1ed9 b\u1ec1n k\u00e9o<\/strong>
(kgf\/cm)<\/td>		\u0110\u1ed9 b\u1ec1n k\u00e9o khi \u0111\u1ee9t<\/strong>
(kgf\/cm)<\/td>		PIW<\/strong><\/td><\/tr>
PN1200<\/td>2<\/td>25<\/td>250<\/td>140.0 <\/td><\/tr>
PN1200<\/td>2<\/td>25<\/td>250<\/td>140.0 <\/td><\/tr>
PN1200<\/td>2<\/td>25<\/td>250<\/td>140.0 <\/td><\/tr>
PN2200<\/td>2<\/td>44<\/td>440<\/td>246.4<\/td><\/tr>
PN2200<\/td>2<\/td>44<\/td>440<\/td>246.4<\/td><\/tr>
PN1200<\/td>3<\/td>42<\/td>420<\/td>235.2<\/td><\/tr>
PN3000<\/td>2<\/td>66<\/td>660<\/td>369.6<\/td><\/tr>
PN2200<\/td>3<\/td>66<\/td>660<\/td>369.6<\/td><\/tr>
PN3000<\/td>2<\/td>66<\/td>660<\/td>369.6 <\/td><\/tr>
PN2200<\/td>3<\/td>66<\/td>660<\/td>369.6 <\/td><\/tr>
PN2200<\/td>4<\/td>88<\/td>880<\/td>492.8 <\/td><\/tr>
PN3000<\/td>3<\/td>99<\/td>990<\/td>554.4 <\/td><\/tr>
PN2200<\/td>4<\/td>88<\/td>880<\/td>492.8 <\/td><\/tr>
PN3000<\/td>3<\/td>99<\/td>990<\/td>554.4 <\/td><\/tr>
PN2200<\/td>5<\/td>110<\/td>1100<\/td>616.0 <\/td><\/tr>
PN4000<\/td>3<\/td>132<\/td>1320<\/td>739.2 <\/td><\/tr>
PN3000<\/td>4<\/td>132<\/td>1320<\/td>739.2 <\/td><\/tr>
PN2200<\/td>6<\/td>132<\/td>1320<\/td>739.2 <\/td><\/tr>
PN4000<\/td>4<\/td>176<\/td>1760<\/td>985.6 <\/td><\/tr>
PN3000<\/td>5<\/td>165<\/td>1650<\/td>924.0 <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

<\/p>\n\n\n

<\/p>\n\n\n

X\u01b0\u1edfng L\u01b0u h\u00f3a B\u0103ng t\u1ea3i SUNGDA <\/span><\/h6>\n\n\n\n
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M\u1eb7t c\u1eaft b\u0103ng t\u1ea3i cao su \u0111\u00e3 s\u1eb5n s\u00e0ng \u0111\u1ec3 \u0111\u00f3ng g\u00f3i<\/figcaption><\/figure>\n\n\n\n
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<\/p>\n\n\n

<\/p>","protected":false},"excerpt":{"rendered":"

Ch\u00fang ta \u0111\u1ec1u bi\u1ebft r\u1eb1ng “PIW” l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng theo h\u1ec7 Anh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00f4 t\u1ea3 b\u0103ng t\u1ea3i EP, ch\u1eb3ng h\u1ea1n nh\u01b0 220 PIW\/2, 330 PIW\/3, ho\u1eb7c 440 PIW\/4, \u0111\u1ea1i di\u1ec7n cho Pounds Per Inch of Belt Width (Pound tr\u00ean m\u1ed7i inch chi\u1ec1u r\u1ed9ng b\u0103ng). \u0110\u01a1n v\u1ecb n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c […]<\/p>\n","protected":false},"author":1,"featured_media":944,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[637],"tags":[4579,4588,689,2360,1641,4615,4597,2198,2207],"class_list":["post-6350","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-techinical-news-vi","tag-220piw-vi","tag-330piw-vi","tag-ep-conveyor-belt-vi","tag-rma-conveyor-belt-vi","tag-belt-piw-convert-vi","tag-formula-vi","tag-n-mm-vi","tag-rma-i-vi","tag-rma-ii-vi"],"_links":{"self":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/6350","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/comments?post=6350"}],"version-history":[{"count":0,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/6350\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/media\/944"}],"wp:attachment":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/media?parent=6350"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/categories?post=6350"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/tags?post=6350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}