{"id":29447,"date":"2025-08-25T08:02:27","date_gmt":"2025-08-25T08:02:27","guid":{"rendered":"https:\/\/stecvina.com\/?post_type=solution&p=29447"},"modified":"2025-09-04T11:38:42","modified_gmt":"2025-09-04T11:38:42","slug":"ong-mem-xa-khi-dn40-dn50-kem-van-mot-chieu-giai-phap-an-toan-trong-he-thong-chua-chay-khi","status":"publish","type":"solution","link":"https:\/\/stecvina.com\/en\/solution\/dn40-dn50-discharge-hose-with-check-valve\/","title":{"rendered":"\u1ed0ng m\u1ec1m x\u1ea3 kh\u00ed DN40\/DN50 k\u00e8m van m\u1ed9t chi\u1ec1u \u2013 Gi\u1ea3i ph\u00e1p an to\u00e0n trong h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed"},"content":{"rendered":"

Trong h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed HFC-227ea<\/strong>\/FK-5-1-12<\/strong>, t\u1eebng chi ti\u1ebft \u0111\u1ec1u \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh, an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3. M\u1ed9t trong nh\u1eefng ph\u1ee5 ki\u1ec7n kh\u00f4ng th\u1ec3 thi\u1ebfu ch\u00ednh l\u00e0 \u1ed1ng m\u1ec1m x\u1ea3 kh\u00ed DN40\/DN50 k\u00e8m van m\u1ed9t chi\u1ec1u (M\u00e3: SFS-FC40\/SFS-FC50)<\/strong> do S-TEC VINA<\/strong> s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n

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

\u0110\u1eb7c t\u00ednh n\u1ed5i b\u1eadt<\/strong><\/h2>\n\n\n\n
    \n
  • B\u1ecdc l\u01b0\u1edbi th\u00e9p kh\u00f4ng g\u1ec9<\/strong> \u2013 gia t\u0103ng \u0111\u1ed9 b\u1ec1n, ch\u1ed1ng r\u1ec9 s\u00e9t.
    <\/li>\n\n\n\n
  • T\u00edch h\u1ee3p van m\u1ed9t chi\u1ec1u<\/strong> \u2013 ng\u0103n d\u00f2ng kh\u00ed ch\u1ea3y ng\u01b0\u1ee3c, \u0111\u1ea3m b\u1ea3o an to\u00e0n h\u1ec7 th\u1ed1ng.
    <\/li>\n\n\n\n
  • D\u1ec5 d\u00e0ng l\u1eafp \u0111\u1eb7t<\/strong> \u2013 h\u1ed7 tr\u1ee3 thi c\u00f4ng nhanh ch\u00f3ng, thu\u1eadn ti\u1ec7n.
    <\/li>\n\n\n\n
  • C\u00f3 kh\u1edbp n\u1ed1i h\u00e0n \u0111i k\u00e8m<\/strong> \u2013 \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i ch\u1eafc ch\u1eafn, \u0111\u1ed3ng b\u1ed9.
    <\/li>\n<\/ul>\n\n\n\n

    Product Description<\/strong><\/h2>\n\n\n\n

    \u1ed0ng m\u1ec1m x\u1ea3 kh\u00ed DN40\/DN50<\/strong> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 k\u1ebft n\u1ed1i b\u00ecnh ch\u1ee9a HFC-227ea<\/strong>\/FK-5-1-12<\/strong> (lo\u1ea1i 140L\/180L)<\/strong> v\u1edbi h\u1ec7 \u0111\u01b0\u1eddng \u1ed1ng x\u1ea3 ho\u1eb7c \u1ed1ng g\u00f3p kh\u00ed<\/strong>. S\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi k\u1ebft n\u1ed1i ren 2\u201d \u1edf c\u1ea3 hai \u0111\u1ea7u, thu\u1eadn ti\u1ec7n khi l\u1eafp \u0111\u1eb7t.<\/p>\n\n\n\n

    \u0110\u1eb7c bi\u1ec7t, \u1ed1ng m\u1ec1m \u0111\u01b0\u1ee3c h\u00e0n li\u1ec1n v\u1edbi van m\u1ed9t chi\u1ec1u<\/strong>. Theo \u0110i\u1ec1u 6.2.4.4 TCVN 7161-1<\/strong>, khi c\u00f3 t\u1eeb hai b\u00ecnh kh\u00ed tr\u1edf l\u00ean k\u1ebft n\u1ed1i c\u00f9ng m\u1ed9t \u1ed1ng g\u00f3p, van m\u1ed9t chi\u1ec1u l\u00e0 b\u1eaft bu\u1ed9c<\/strong>. Van n\u00e0y s\u1ebd ng\u0103n kh\u00ed tho\u00e1t ng\u01b0\u1ee3c ra \u1ed1ng g\u00f3p<\/strong> trong tr\u01b0\u1eddng h\u1ee3p m\u1ed9t b\u00ecnh kh\u00ed \u0111ang \u0111\u01b0\u1ee3c th\u00e1o ra \u0111\u1ec3 b\u1ea3o tr\u00ec, \u0111\u1ed3ng th\u1eddi gi\u00fap h\u1ec7 th\u1ed1ng lu\u00f4n an to\u00e0n khi k\u00edch ho\u1ea1t.<\/p>\n\n\n\n

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

    Technical specifications<\/strong><\/h2>\n\n\n\n
      \n
    • \u00c1p su\u1ea5t thi\u1ebft k\u1ebf<\/strong>: 42 bar
      <\/li>\n\n\n\n
    • \u00c1p su\u1ea5t th\u1eed nghi\u1ec7m<\/strong>: 58 bar (gi\u1eef \u00e1p trong 5 ph\u00fat kh\u00f4ng r\u00f2 r\u1ec9)
      <\/li>\n\n\n\n
    • V\u1eadt li\u1ec7u<\/strong>: Th\u00e9p kh\u00f4ng g\u1ec9 (\u1ed1ng + l\u01b0\u1edbi th\u00e9p)
      <\/li>\n\n\n\n
    • K\u1ebft n\u1ed1i b\u00ecnh kh\u00ed<\/strong>: Ren trong 2\u201d
      <\/li>\n\n\n\n
    • K\u1ebft n\u1ed1i \u0111\u01b0\u1eddng \u1ed1ng\/\u1ed1ng g\u00f3p<\/strong>: Ren trong 2\u201d (k\u00e8m kh\u1edbp n\u1ed1i h\u00e0n)
      <\/li>\n<\/ul>\n\n\n\n

      \u01afu \u0111i\u1ec3m khi s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m SFS-FC40\/SFS-FC50<\/strong> c\u1ee7a S-TEC VINA<\/strong><\/h2>\n\n\n\n
        \n
      • Tu\u00e2n th\u1ee7 TCVN 7161-1<\/strong> \u2013 \u0111\u1ea3m b\u1ea3o nghi\u1ec7m thu d\u1ec5 d\u00e0ng.
        <\/li>\n\n\n\n
      • Thi\u1ebft k\u1ebf t\u00edch h\u1ee3p van m\u1ed9t chi\u1ec1u<\/strong> \u2013 kh\u00e1c bi\u1ec7t so v\u1edbi nhi\u1ec1u s\u1ea3n ph\u1ea9m kh\u00e1c tr\u00ean th\u1ecb tr\u01b0\u1eddng.
        <\/li>\n\n\n\n
      • \u0110\u1ed9 b\u1ec1n cao, ch\u1ed1ng r\u00f2 r\u1ec9<\/strong> \u2013 an to\u00e0n tuy\u1ec7t \u0111\u1ed1i trong m\u00f4i tr\u01b0\u1eddng \u00e1p su\u1ea5t cao.
        <\/li>\n\n\n\n
      • S\u1ea3n xu\u1ea5t \u0111\u1ed3ng b\u1ed9 trong h\u1ec7 th\u1ed1ng kh\u00ed S-TEC VINA<\/strong> \u2013 d\u1ec5 d\u00e0ng t\u01b0\u01a1ng th\u00edch v\u00e0 l\u1eafp \u0111\u1eb7t.
        <\/li>\n<\/ul>\n\n\n\n

        \u1ed0ng m\u1ec1m x\u1ea3 kh\u00ed DN40\/DN50 k\u00e8m van m\u1ed9t chi\u1ec1u (SFS-FC40\/SFS-FC50) \u0111\u01b0\u1ee3c S-TEC VINA thi\u1ebft k\u1ebf v\u00e0 s\u1ea3n xu\u1ea5t, ch\u1ec9 t\u01b0\u01a1ng th\u00edch v\u1edbi h\u1ec7 th\u1ed1ng c\u1ee7a S-TEC VINA. N\u1ebfu c\u00f3 th\u1eafc m\u1eafc ho\u1eb7c g\u00f3p \u00fd v\u1ec1 s\u1ea3n ph\u1ea9m, vui l\u00f2ng \u0111\u1ec3 l\u1ea1i th\u00f4ng tin, ch\u00fang t\u00f4i s\u1ebd li\u00ean h\u1ec7 h\u1ed7 tr\u1ee3 s\u1edbm nh\u1ea5t.<\/p>\n\n\n\n

        S-TEC VINA \u2013 Nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb PCCC h\u00e0ng \u0111\u1ea7u Vi\u1ec7t Nam<\/h4>\n\n\n\n

        \u0110\u1ecba ch\u1ec9 nh\u00e0 m\u00e1y: L\u00f4 CN03, khu CN \u0110\u1ed3ng V\u0103n IV, ph\u01b0\u1eddng L\u00ea H\u1ed3, t\u1ec9nh Ninh B\u00ecnh<\/h6>\n\n\n\n
        V\u0103n ph\u00f2ng \u0111\u1ea1i di\u1ec7n: To\u00e0 c5 D\u2019capital s\u1ed1 224 Tr\u1ea7n Duy H\u01b0ng, ph\u01b0\u1eddng Y\u00ean H\u00f2a, H\u00e0 N\u1ed9i<\/h6>\n\n\n\n
        Hotline: 0386 119 114<\/h6>\n\n\n\n
        Email: info@stecvina.com<\/h6>","protected":false},"author":5,"featured_media":29449,"template":"","meta":{"_acf_changed":false},"solution_cat":[],"solution_tag":[],"class_list":["post-29447","solution","type-solution","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"\n\u1ed0ng M\u1ec1m X\u1ea3 Kh\u00ed K\u00e8m Van M\u1ed9t Chi\u1ec1u Cho H\u1ec7 Th\u1ed1ng Ch\u1eefa Ch\u00e1y<\/title>\n<meta name=\"description\" content=\"Kh\u00e1m ph\u00e1 \u1ed1ng m\u1ec1m x\u1ea3 kh\u00ed DN40\/DN50 k\u00e8m van m\u1ed9t chi\u1ec1u - gi\u1ea3i ph\u00e1p an to\u00e0n v\u00e0 linh ho\u1ea1t, gi\u00fap t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y b\u1eb1ng kh\u00ed.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/stecvina.com\/en\/solution\/dn40-dn50-discharge-hose-with-check-valve\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u1ed0ng M\u1ec1m X\u1ea3 Kh\u00ed K\u00e8m Van M\u1ed9t Chi\u1ec1u Cho H\u1ec7 Th\u1ed1ng Ch\u1eefa Ch\u00e1y\" \/>\n<meta property=\"og:description\" content=\"Kh\u00e1m ph\u00e1 \u1ed1ng m\u1ec1m x\u1ea3 kh\u00ed DN40\/DN50 k\u00e8m van m\u1ed9t chi\u1ec1u - 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