{"id":5398,"date":"2026-05-22T22:22:18","date_gmt":"2026-05-22T14:22:18","guid":{"rendered":"https:\/\/xzfastener.com\/?post_type=product&p=5398"},"modified":"2026-06-02T15:10:57","modified_gmt":"2026-06-02T07:10:57","slug":"din-931-iso-4014-hex-head-bolts-stainless-steel-a2-a4-full-thread-partial-thread-various-sizes-strength-grades-corrosion-resistant-fasteners","status":"publish","type":"product","link":"https:\/\/xzfastener.com\/vi\/products\/din-931-iso-4014-hex-head-bolts-stainless-steel-a2-a4-full-thread-partial-thread-various-sizes-strength-grades-corrosion-resistant-fasteners\/","title":{"rendered":"DIN 931 \/ ISO 4014 Bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c | Th\u00e9p kh\u00f4ng g\u1ec9 A2 &# 038; A4 | Ren to\u00e0n b\u1ed9 \/ Ch\u1ee7 \u0111\u1ec1 m\u1ed9t ph\u1ea7n | K\u00edch c\u1ee1 kh\u00e1c nhau & C\u1ea5p \u0111\u1ed9 s\u1ee9c m\u1ea1nh | Ch\u1ed1t ch\u1ed1ng \u0103n m\u00f2n"},"content":{"rendered":"

M\u00f4 t\u1ea3 s\u1ea3n ph\u1ea9m<\/h2>\n

c\u00e1c DIN 931 \/ ISO 4014 Bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c<\/strong> l\u00e0 c\u00e1c lo\u1ea1i \u1ed1c v\u00edt ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c y\u00eau c\u1ea7u bu\u1ed9c ch\u1eb7t c\u00f3 \u0111\u1ed9 b\u1ec1n cao v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c. \u0110\u01b0\u1ee3c s\u1ea3n xu\u1ea5t v\u1edbi \u0111\u1ea7u l\u1ee5c gi\u00e1c v\u00e0 th\u00e2n c\u00f3 ren m\u1ed9t ph\u1ea7n, nh\u1eefng bu l\u00f4ng n\u00e0y cung c\u1ea5p l\u1ef1c k\u1eb9p tuy\u1ec7t v\u1eddi, hi\u1ec7u su\u1ea5t c\u01a1 h\u1ecdc \u0111\u00e1ng tin c\u1eady v\u00e0 l\u1eafp \u0111\u1eb7t thu\u1eadn ti\u1ec7n b\u1eb1ng c\u00e1c c\u00f4ng c\u1ee5 ti\u00eau chu\u1ea9n.<\/p>\n

\u0110\u01b0\u1ee3c s\u1ea3n xu\u1ea5t theo DIN 931<\/strong> v\u00e0 ISO 4014<\/strong> Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, c\u00e1c bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 n\u00e0y \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ec1 k\u00edch th\u01b0\u1edbc, t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a ren v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng bu\u1ed9c ch\u1eb7t \u0111\u00e1ng tin c\u1eady \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u bu\u1ed9c ch\u1eb7t kh\u00e1c nhau trong c\u00f4ng nghi\u1ec7p.<\/p>\n

\u0110\u01b0\u1ee3c l\u00e0m t\u1eeb cao c\u1ea5p Th\u00e9p kh\u00f4ng g\u1ec9 A2 v\u00e0 A4<\/strong>, nh\u1eefng bu l\u00f4ng n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, ch\u1ed1ng oxy h\u00f3a v\u01b0\u1ee3t tr\u1ed9i v\u00e0 \u0111\u1ed9 b\u1ec1n l\u00e2u d\u00e0i. C\u1ea5u tr\u00fac ch\u1eafc ch\u1eafn v\u00e0 thi\u1ebft k\u1ebf ti\u00eau chu\u1ea9n h\u00f3a gi\u00fap ch\u00fang ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111\u00f2i h\u1ecfi hi\u1ec7u su\u1ea5t bu\u1ed9c ch\u1eb7t \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu v\u1edbi \u0111\u1ed9 \u1ea9m, h\u00f3a ch\u1ea5t v\u00e0 bi\u1ebfn \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9.<\/p>\n

\n

DIN 931 \/ ISO 4014 Bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c l\u00e0 g\u00ec?<\/h2>\n

DIN 931 v\u00e0 ISO 4014 l\u00e0 c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf x\u00e1c \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc, dung sai, ren v\u00e0 t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c v\u1edbi c\u1ea5u h\u00ecnh ren m\u1ed9t ph\u1ea7n.<\/p>\n

Nh\u1eefng t\u00ednh n\u0103ng bu l\u00f4ng n\u00e0y:<\/p>\n

    \n
  • \u0110\u1ea7u l\u1ee5c gi\u00e1c s\u00e1u c\u1ea1nh<\/li>\n
  • Lu\u1ed3ng s\u1ed1 li\u1ec7u<\/li>\n
  • Th\u00e2n ren m\u1ed9t ph\u1ea7n<\/li>\n
  • K\u00edch th\u01b0\u1edbc ti\u00eau chu\u1ea9n h\u00f3a cho kh\u1ea3 n\u0103ng thay th\u1ebf l\u1eabn nhau<\/li>\n
  • Kh\u1ea3 n\u0103ng m\u00f4-men xo\u1eafn si\u1ebft ch\u1eb7t cao<\/li>\n<\/ul>\n

    C\u1ea5u tr\u00fac ren m\u1ed9t ph\u1ea7n c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n c\u1eaft v\u00e0 ph\u00e2n b\u1ed5 t\u1ea3i tr\u1ecdng so v\u1edbi bu l\u00f4ng c\u00f3 ren ho\u00e0n to\u00e0n trong nhi\u1ec1u c\u1ee5m l\u1eafp r\u00e1p.<\/p>\n

    \n

    DIN 931 vs ISO 4014<\/h2>\n

    DIN 931 v\u00e0 ISO 4014 l\u00e0 nh\u1eefng ti\u00eau chu\u1ea9n r\u1ea5t gi\u1ed1ng nhau d\u00e0nh cho bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c h\u1ec7 m\u00e9t. ISO 4014 \u0111\u01b0\u1ee3c coi l\u00e0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng qu\u1ed1c t\u1ebf v\u00e0 d\u1ea7n d\u1ea7n thay th\u1ebf DIN 931 \u1edf nhi\u1ec1u th\u1ecb tr\u01b0\u1eddng to\u00e0n c\u1ea7u.<\/p>\n

    \n
    \n\n\n\n\n\n\n
    Ti\u00eau chu\u1ea9n<\/th>\nDescription<\/th>\nLo\u1ea1i ch\u1ee7 \u0111\u1ec1<\/th>\nH\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng<\/th>\nLo\u1ea1i \u0111\u1ea7u<\/th>\n<\/tr>\n<\/thead>\n
    DIN 931<\/td>\nTi\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p \u0110\u1ee9c<\/td>\nCh\u1ee7 \u0111\u1ec1 m\u1ed9t ph\u1ea7n<\/td>\nS\u1ed1 li\u1ec7u<\/td>\n\u0111\u1ea7u l\u1ee5c gi\u00e1c<\/td>\n<\/tr>\n
    ISO 4014<\/td>\nTi\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf t\u01b0\u01a1ng \u0111\u01b0\u01a1ng<\/td>\nCh\u1ee7 \u0111\u1ec1 m\u1ed9t ph\u1ea7n<\/td>\nS\u1ed1 li\u1ec7u<\/td>\n\u0111\u1ea7u l\u1ee5c gi\u00e1c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

    C\u1ea3 hai ti\u00eau chu\u1ea9n \u0111\u1ec1u \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn r\u1ed9ng r\u00e3i trong c\u00e1c h\u1ec7 th\u1ed1ng bu\u1ed9c ch\u1eb7t qu\u1ed1c t\u1ebf v\u00e0 duy tr\u00ec kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch m\u1ea1nh m\u1ebd v\u1ec1 k\u00edch th\u01b0\u1edbc.<\/p>\n

    \n

    T\u00f9y ch\u1ecdn v\u1eadt li\u1ec7u th\u00e9p kh\u00f4ng g\u1ec9<\/h2>\n

    Th\u00e9p kh\u00f4ng g\u1ec9 A2<\/h3>\n

    Th\u00e9p kh\u00f4ng g\u1ec9 A2 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n n\u00f3i chung v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u01a1 h\u1ecdc tuy\u1ec7t v\u1eddi. (304)<\/p>\n

    T\u00ednh n\u0103ng:<\/strong><\/p>\n

      \n
    • Ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t<\/li>\n
    • Kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh tuy\u1ec7t v\u1eddi<\/li>\n
    • Ch\u1ed1ng oxy h\u00f3a m\u1ea1nh<\/li>\n
    • Th\u00edch h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt<\/li>\n<\/ul>\n

      Th\u00e9p kh\u00f4ng g\u1ec9 A4<\/h3>\n

      Th\u00e9p kh\u00f4ng g\u1ec9 A4 t\u01b0\u01a1ng t\u1ef1 nh\u01b0 th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 c\u00f3 ch\u1ee9a molypden \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n. (316)<\/p>\n

      T\u00ednh n\u0103ng:<\/strong><\/p>\n

        \n
      • Kh\u00e1ng h\u00f3a ch\u1ea5t v\u01b0\u1ee3t tr\u1ed9i<\/li>\n
      • B\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n n\u01b0\u1edbc m\u1eb7n t\u1ed1t h\u01a1n<\/li>\n
      • \u0110\u1ed9 b\u1ec1n tuy\u1ec7t v\u1eddi trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t<\/li>\n
      • C\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng kh\u00e1ng axit v\u00e0 clorua<\/li>\n<\/ul>\n
        \n

        Th\u00f4ng s\u1ed1 s\u1ea3n ph\u1ea9m<\/h2>\n
        \n
        \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
        T\u00ean s\u1ea3n ph\u1ea9m<\/th>\nDIN 931 \/ ISO 4014 Bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c<\/th>\n<\/tr>\n<\/thead>\n
        Ti\u00eau chu\u1ea9n<\/td>\nDIN 931 \/ ISO 4014<\/td>\n<\/tr>\n
        V\u1eadt li\u1ec7u<\/td>\nTh\u00e9p kh\u00f4ng g\u1ec9 A2\/A4<\/td>\n<\/tr>\n
        Lo\u1ea1i \u0111\u1ea7u<\/td>\n\u0111\u1ea7u l\u1ee5c gi\u00e1c<\/td>\n<\/tr>\n
        Lo\u1ea1i ch\u1ee7 \u0111\u1ec1<\/td>\nCh\u1ee7 \u0111\u1ec1 m\u1ed9t ph\u1ea7n<\/td>\n<\/tr>\n
        Ti\u00eau chu\u1ea9n ch\u1ee7 \u0111\u1ec1<\/td>\nS\u1ed1 li\u1ec7u<\/td>\n<\/tr>\n
        Ph\u1ea1m vi \u0111\u01b0\u1eddng k\u00ednh<\/td>\nM5 \u2013 M64<\/td>\n<\/tr>\n
        Ph\u1ea1m vi chi\u1ec1u d\u00e0i<\/td>\nCustomizable<\/td>\n<\/tr>\n
        Ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t<\/td>\nTh\u00e9p kh\u00f4ng g\u1ec9 tr\u01a1n<\/td>\n<\/tr>\n
        C\u1ea5p \u0111\u1ed9 s\u1ee9c m\u1ea1nh<\/td>\nA2-50, A2-70, A4-70, A4-80<\/td>\n<\/tr>\n
        Ch\u1ed1ng \u0103n m\u00f2n<\/td>\nExcellent<\/td>\n<\/tr>\n
        Quy tr\u00ecnh s\u1ea3n xu\u1ea5t<\/td>\nR\u00e8n ngu\u1ed9i \/ R\u00e8n n\u00f3ng<\/td>\n<\/tr>\n
        \u0110\u00f3ng g\u00f3i<\/td>\nBao b\u00ec s\u1ed1 l\u01b0\u1ee3ng l\u1edbn \/ h\u1ed9p nh\u1ecf \/ pallet<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
        \n

        C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a Bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c DIN 931 \/ ISO 4014<\/h2>\n

        1. Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n cao<\/h3>\n

        \u0110\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb th\u00e9p kh\u00f4ng g\u1ec9 A2 v\u00e0 A4, nh\u1eefng bu l\u00f4ng n\u00e0y mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng g\u1ec9, oxy h\u00f3a, \u0111\u1ed9 \u1ea9m v\u00e0 ti\u1ebfp x\u00fac v\u1edbi h\u00f3a ch\u1ea5t tuy\u1ec7t v\u1eddi.<\/p>\n

        2. S\u1ea3n xu\u1ea5t ch\u00ednh x\u00e1c<\/h3>\n

        \u0110\u01b0\u1ee3c s\u1ea3n xu\u1ea5t theo ti\u00eau chu\u1ea9n DIN 931 v\u00e0 ISO 4014, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ren v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ec1 chi\u1ec1u.<\/p>\n

        3. Hi\u1ec7u su\u1ea5t c\u01a1 h\u1ecdc m\u1ea1nh m\u1ebd<\/h3>\n

        Thi\u1ebft k\u1ebf ren m\u1ed9t ph\u1ea7n gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n c\u1eaft v\u00e0 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i trong qu\u00e1 tr\u00ecnh bu\u1ed9c ch\u1eb7t.<\/p>\n

        4. C\u00e0i \u0111\u1eb7t d\u1ec5 d\u00e0ng<\/h3>\n

        C\u1ea5u tr\u00fac \u0111\u1ea7u l\u1ee5c gi\u00e1c cho ph\u00e9p l\u1eafp \u0111\u1eb7t v\u00e0 th\u00e1o g\u1ee1 thu\u1eadn ti\u1ec7n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u1edd l\u00ea v\u00e0 c\u00f4ng c\u1ee5 \u1ed5 c\u1eafm th\u00f4ng th\u01b0\u1eddng.<\/p>\n

        5. S\u1eb5n c\u00f3 k\u00edch th\u01b0\u1edbc r\u1ed9ng<\/h3>\n

        C\u00f3 s\u1eb5n nhi\u1ec1u \u0111\u01b0\u1eddng k\u00ednh, chi\u1ec1u d\u00e0i v\u00e0 c\u1ea5p \u0111\u1ed9 b\u1ec1n \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u bu\u1ed9c ch\u1eb7t \u0111a d\u1ea1ng.<\/p>\n

        \n

        T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc<\/h2>\n
        \n
        \n\n\n\n\n\n\n\n\n
        L\u1edbp<\/th>\n\u0110\u1ed9 b\u1ec1n k\u00e9o<\/th>\nCh\u1ed1ng \u0103n m\u00f2n<\/th>\nV\u1eadt li\u1ec7u th\u00f4ng th\u01b0\u1eddng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng<\/th>\n<\/tr>\n<\/thead>\n
        A2-50<\/td>\n500 MPa<\/td>\nExcellent<\/td>\nSS304<\/td>\n<\/tr>\n
        A2-70<\/td>\n700 MPa<\/td>\nExcellent<\/td>\nSS304<\/td>\n<\/tr>\n
        A4-70<\/td>\n700 MPa<\/td>\nSuperior<\/td>\nSS316<\/td>\n<\/tr>\n
        A4-80<\/td>\n800 MPa<\/td>\nSuperior<\/td>\nSS316<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
        \n

        \u0110\u1eb7c \u0111i\u1ec3m b\u1ec1 m\u1eb7t<\/h2>\n

        Kh\u00f4ng gi\u1ed1ng nh\u01b0 bu l\u00f4ng th\u00e9p carbon c\u1ea7n l\u1edbp ph\u1ee7 b\u00ean ngo\u00e0i, bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 \u0111\u1ea1t \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n tr\u1ef1c ti\u1ebfp th\u00f4ng qua th\u00e0nh ph\u1ea7n h\u1ee3p kim gi\u00e0u crom.<\/p>\n

        L\u1ee3i \u00edch c\u1ee7a b\u1ec1 m\u1eb7t th\u00e9p kh\u00f4ng g\u1ec9:<\/h3>\n
          \n
        • Kh\u00f4ng c\u00f3 l\u1edbp ph\u1ee7 bong tr\u00f3c ho\u1eb7c bong tr\u00f3c<\/li>\n
        • V\u1ebb ngo\u00e0i l\u00e2u d\u00e0i<\/li>\n
        • Gi\u1ea3m y\u00eau c\u1ea7u b\u1ea3o tr\u00ec<\/li>\n
        • T\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a<\/li>\n
        • C\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt<\/li>\n<\/ul>\n
          \n

          Quy tr\u00ecnh s\u1ea3n xu\u1ea5t<\/h2>\n

          DIN 931 \/ ISO 4014 Bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t th\u00f4ng qua ph\u01b0\u01a1ng ph\u00e1p r\u00e8n ngu\u1ed9i ho\u1eb7c r\u00e8n n\u00f3ng ti\u00ean ti\u1ebfn, ti\u1ebfp theo l\u00e0 c\u00e1n ren ch\u00ednh x\u00e1c v\u00e0 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n

          C\u00e1c b\u01b0\u1edbc s\u1ea3n xu\u1ea5t:<\/h3>\n
            \n
          1. L\u1ef1a ch\u1ecdn nguy\u00ean li\u1ec7u<\/li>\n
          2. V\u1ebd d\u00e2y ho\u1eb7c chu\u1ea9n b\u1ecb thanh<\/li>\n
          3. \u0110\u1ea7u r\u00e8n<\/li>\n
          4. C\u00e1n s\u1ee3i<\/li>\n
          5. X\u1eed l\u00fd nhi\u1ec7t (n\u1ebfu c\u1ea7n)<\/li>\n
          6. L\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t v\u00e0 th\u1ee5 \u0111\u1ed9ng<\/li>\n
          7. Ki\u1ec3m tra k\u00edch th\u01b0\u1edbc v\u00e0 c\u01a1 kh\u00ed<\/li>\n
          8. \u0110\u00f3ng g\u00f3i v\u00e0 v\u1eadn chuy\u1ec3n<\/li>\n<\/ol>\n

            Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam ng\u1eb7t \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n bu\u1ed9c ch\u1eb7t qu\u1ed1c t\u1ebf.<\/p>\n

            \n

            T\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh c\u00f3 s\u1eb5n<\/h2>\n
            \n
            \n\n\n\n\n\n\n\n\n\n\n
            T\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh<\/th>\nAvailability<\/th>\n<\/tr>\n<\/thead>\n
            \u0110\u1ed9 d\u00e0i t\u00f9y ch\u1ec9nh<\/td>\nC\u00f3<\/td>\n<\/tr>\n
            Bao b\u00ec \u0111\u1eb7c bi\u1ec7t<\/td>\nC\u00f3<\/td>\n<\/tr>\n
            \u0110\u00e1nh d\u1ea5u t\u00f9y ch\u1ec9nh<\/td>\nC\u00f3<\/td>\n<\/tr>\n
            K\u00edch th\u01b0\u1edbc kh\u00f4ng chu\u1ea9n<\/td>\nC\u00f3<\/td>\n<\/tr>\n
            L\u1edbp kh\u00f4ng g\u1ec9 \u0111\u1eb7c bi\u1ec7t<\/td>\nC\u00f3 s\u1eb5n theo y\u00eau c\u1ea7u<\/td>\n<\/tr>\n
            OEM D\u1ecbch v\u1ee5<\/td>\nSupported<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
            \n

            \u01afu \u0111i\u1ec3m c\u1ee7a thi\u1ebft k\u1ebf ren t\u1eebng ph\u1ea7n<\/h2>\n

            C\u1ea5u h\u00ecnh ren m\u1ed9t ph\u1ea7n c\u1ee7a bu l\u00f4ng DIN 931 \/ ISO 4014 mang l\u1ea1i m\u1ed9t s\u1ed1 l\u1ee3i th\u1ebf v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt:<\/p>\n

              \n
            • C\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng c\u1eaft<\/li>\n
            • C\u0103n ch\u1ec9nh t\u1ed1t h\u01a1n trong qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p<\/li>\n
            • Gi\u1ea3m n\u1ed3ng \u0111\u1ed9 c\u0103ng th\u1eb3ng<\/li>\n
            • Hi\u1ec7u su\u1ea5t k\u1eb9p n\u00e2ng cao<\/li>\n
            • T\u0103ng t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a c\u1ea5u tr\u00fac<\/li>\n<\/ul>\n

              Thi\u1ebft k\u1ebf n\u00e0y \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c \u01b0a th\u00edch khi c\u1ea7n ph\u00e2n ph\u1ed1i t\u1ea3i ch\u00ednh x\u00e1c.<\/p>\n

              \n

              FAQ<\/h2>\n

              \u0110\u00e2u l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa DIN 931 v\u00e0 ISO 4014?<\/h3>\n

              DIN 931 l\u00e0 ti\u00eau chu\u1ea9n g\u1ed1c c\u1ee7a \u0110\u1ee9c, trong khi ISO 4014 l\u00e0 ti\u00eau chu\u1ea9n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng qu\u1ed1c t\u1ebf. K\u00edch th\u01b0\u1edbc v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a ch\u00fang ph\u1ea7n l\u1edbn c\u00f3 th\u1ec3 thay th\u1ebf cho nhau.<\/p>\n

              C\u00e1c bu l\u00f4ng c\u00f3 \u0111\u01b0\u1ee3c ren ho\u00e0n to\u00e0n kh\u00f4ng? (DIN 931)<\/h3>\n

              Kh\u00f4ng. Bu l\u00f4ng DIN 931 \/ ISO 4014 th\u01b0\u1eddng l\u00e0 bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c c\u00f3 ren m\u1ed9t ph\u1ea7n. C\u00e1c phi\u00ean b\u1ea3n c\u00f3 lu\u1ed3ng \u0111\u1ea7y \u0111\u1ee7 th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp trong DIN 933 \/ ISO 4017.<\/p>\n

              S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa th\u00e9p kh\u00f4ng g\u1ec9 A2 v\u00e0 A4 l\u00e0 g\u00ec?<\/h3>\n

              Th\u00e9p kh\u00f4ng g\u1ec9 A2 mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n n\u00f3i chung tuy\u1ec7t v\u1eddi, trong khi th\u00e9p kh\u00f4ng g\u1ec9 A4 gi\u00fap t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i m\u00f4i tr\u01b0\u1eddng h\u00f3a ch\u1ea5t, n\u01b0\u1edbc m\u1eb7n v\u00e0 clorua.<\/p>\n

              Nh\u1eefng c\u1ea5p \u0111\u1ed9 s\u1ee9c m\u1ea1nh n\u00e0o c\u00f3 s\u1eb5n?<\/h3>\n

              C\u00e1c c\u1ea5p \u0111\u1ed9 b\u1ec1n th\u00e9p kh\u00f4ng g\u1ec9 ph\u1ed5 bi\u1ebfn bao g\u1ed3m A2-50, A2-70, A4-70, v\u00e0 A4-80.<\/p>\n

              K\u00edch th\u01b0\u1edbc t\u00f9y ch\u1ec9nh c\u00f3 s\u1eb5n kh\u00f4ng?<\/h3>\n

              V\u00e2ng. \u0110\u01b0\u1eddng k\u00ednh, chi\u1ec1u d\u00e0i, b\u01b0\u1edbc ren v\u00e0 t\u00f9y ch\u1ecdn \u0111\u00f3ng g\u00f3i t\u00f9y ch\u1ec9nh th\u01b0\u1eddng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c cung c\u1ea5p theo y\u00eau c\u1ea7u c\u1ee7a kh\u00e1ch h\u00e0ng.<\/p>\n

              Bu l\u00f4ng th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 c\u1ea7n l\u1edbp ph\u1ee7 b\u1ed5 sung kh\u00f4ng?<\/h3>\n

              Kh\u00f4ng. Bu l\u00f4ng b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean do h\u00e0m l\u01b0\u1ee3ng crom c\u1ee7a ch\u00fang v\u00e0 th\u01b0\u1eddng kh\u00f4ng c\u1ea7n m\u1ea1 k\u1ebdm ho\u1eb7c c\u00e1c l\u1edbp ph\u1ee7 b\u1ea3o v\u1ec7 kh\u00e1c.<\/p>\n

              \u01afu \u0111i\u1ec3m c\u1ee7a bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c l\u00e0 g\u00ec?<\/h3>\n

              Bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c gi\u00fap truy\u1ec1n m\u00f4-men xo\u1eafn cao h\u01a1n, l\u1eafp \u0111\u1eb7t d\u1ec5 d\u00e0ng h\u01a1n v\u00e0 t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c d\u1ee5ng c\u1ee5 si\u1ebft ti\u00eau chu\u1ea9n.<\/p>\n

              Nh\u1eefng bu l\u00f4ng n\u00e0y c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf kh\u00f4ng?<\/h3>\n

              V\u00e2ng. DIN 931 \/ ISO 4014 Bu l\u00f4ng \u0111\u1ea7u l\u1ee5c gi\u00e1c \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t theo ti\u00eau chu\u1ea9n v\u1ec1 k\u00edch th\u01b0\u1edbc v\u00e0 c\u01a1 kh\u00ed \u0111\u01b0\u1ee3c qu\u1ed1c t\u1ebf c\u00f4ng nh\u1eadn.<\/p>","protected":false},"excerpt":{"rendered":"

              Product Description The DIN 931 \/ ISO 4014 Hex Head Bolts are internationally standardized fasteners designed for high-strength and precision fastening requirements. Manufactured with a hexagonal head and partially threaded shank, these bolts provide excellent clamping force, reliable mechanical performance, and convenient installation using standard tools. Produced according to DIN 931 and ISO 4014 specifications, […]<\/p>\n","protected":false},"featured_media":5403,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"fastener-coating":[95,37,94],"fastener-material":[43],"fastener-type":[53,474],"product_brand":[],"product_cat":[22,30],"product_tag":[],"class_list":{"0":"post-5398","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"fastener-coating-natural-finish","7":"fastener-coating-original-material","8":"fastener-coating-original-material-natural-finish","9":"fastener-material-stainless-steel","10":"fastener-type-bolts","11":"fastener-type-hex-head-bolt","12":"product_cat-standard-fasteners","13":"product_cat-high-strength-fasteners","15":"first","16":"instock","17":"shipping-taxable","18":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product\/5398","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/comments?post=5398"}],"version-history":[{"count":4,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product\/5398\/revisions"}],"predecessor-version":[{"id":5405,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product\/5398\/revisions\/5405"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media\/5403"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=5398"}],"wp:term":[{"taxonomy":"fastener-coating","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/fastener-coating?post=5398"},{"taxonomy":"fastener-material","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/fastener-material?post=5398"},{"taxonomy":"fastener-type","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/fastener-type?post=5398"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product_brand?post=5398"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product_cat?post=5398"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product_tag?post=5398"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}