{"id":7377,"date":"2026-03-05T08:18:23","date_gmt":"2026-03-05T08:18:23","guid":{"rendered":"http:\/\/www.shandongruiying.com\/?post_type=product&p=7377"},"modified":"2026-03-05T08:18:23","modified_gmt":"2026-03-05T08:18:23","slug":"high-frequency-straight-seam-welded-pipe%ef%bc%88erw%ef%bc%89","status":"publish","type":"product","link":"https:\/\/www.shandongruiying.com\/vi\/san-pham\/high-frequency-straight-seam-welded-pipe%ef%bc%88erw%ef%bc%89\/","title":{"rendered":"\u1ed0ng h\u00e0n \u0111\u01b0\u1eddng th\u1eb3ng t\u1ea7n s\u1ed1 cao (ERW)"},"content":{"rendered":"

Ch\u1ea5t li\u1ec7u<\/strong><\/h4>\n

C\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf Trung Qu\u1ed1c ch\u1ee7 y\u1ebfu l\u00e0 Q235A, Q235B, 0Cr13, 1Cr17, 00Cr19Ni11, 1Cr18Ni9, 0Cr18Ni11Nb, 16Mn, 20#, Q345, L245, L290, X42, X46, X70, X80, v.v. Trong s\u1ed1 \u0111\u00f3, c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u nh\u01b0 X42, X46, X56, X80 v\u00e0 c\u00e1c lo\u1ea1i kh\u00e1c tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n API.<\/p>\n\n

\u1ee8ng d\u1ee5ng<\/strong><\/h4>\n

\u1ed0ng th\u00e9p h\u00e0n th\u1eb3ng ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng t\u1ea1i Trung Qu\u1ed1c trong c\u00e1c d\u1ef1 \u00e1n c\u1ea5p n\u01b0\u1edbc, ng\u00e0nh h\u00f3a d\u1ea7u, ng\u00e0nh h\u00f3a ch\u1ea5t, ng\u00e0nh \u0111i\u1ec7n l\u1ef1c, t\u01b0\u1edbi ti\u00eau n\u00f4ng nghi\u1ec7p v\u00e0 x\u00e2y d\u1ef1ng \u0111\u00f4 th\u1ecb.<\/p>\n

\u0110\u1ed1i v\u1edbi v\u1eadn chuy\u1ec3n ch\u1ea5t l\u1ecfng: c\u1ea5p n\u01b0\u1edbc, tho\u00e1t n\u01b0\u1edbc.<\/p>\n

\u0110\u1ed1i v\u1edbi v\u1eadn chuy\u1ec3n kh\u00ed: kh\u00ed, h\u01a1i n\u01b0\u1edbc, kh\u00ed d\u1ea7u m\u1ecf h\u00f3a l\u1ecfng.<\/p>\n

V\u1ec1 m\u1eb7t k\u1ebft c\u1ea5u: \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m \u1ed1ng \u0111\u00f3ng c\u1ecdc cho c\u1ea7u; cho b\u1ebfn c\u1ea3ng, \u0111\u01b0\u1eddng b\u1ed9 v\u00e0 c\u00e1c c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng, v.v.<\/p>\n

C\u00e1c lo\u1ea1i \u1ed1ng h\u00e0n kh\u00e1c<\/strong><\/h4>\n
\u1ed0ng th\u00e9p h\u00e0n<\/h6>\n

\u1ed0ng th\u00e9p h\u00e0n: C\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u1ed1ng h\u00e0n, ch\u00fang \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng c\u00e1ch c\u1eaft c\u00e1c d\u1ea3i th\u00e9p th\u00e0nh c\u00e1c thanh th\u00e9p h\u1eb9p, sau \u0111\u00f3 gia c\u00f4ng ngu\u1ed9i b\u1eb1ng khu\u00f4n \u0111\u1ec3 t\u1ea1o th\u00e0nh h\u00ecnh \u1ed1ng. Ti\u1ebfp theo, m\u1ed9t m\u00e1y h\u00e0n chuy\u00ean d\u1ee5ng s\u1ebd h\u00e0n m\u1ed9t \u0111\u01b0\u1eddng h\u00e0n tr\u00ean \u1ed1ng. \u0110\u01b0\u1eddng h\u00e0n b\u00ean ngo\u00e0i \u0111\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng \u0111\u1ec3 c\u00f3 b\u1ec1 m\u1eb7t nh\u1eb5n m\u1ecbn. Th\u00f4ng th\u01b0\u1eddng, c\u00e1c g\u1edd b\u00ean trong c\u1ee7a \u1ed1ng h\u00e0n th\u00f4ng th\u01b0\u1eddng kh\u00f4ng \u0111\u01b0\u1ee3c gia c\u00f4ng. Ch\u1ec9 c\u00f3 \u1ed1ng h\u00e0n ch\u00ednh x\u00e1c m\u1edbi c\u00f3 c\u00e1c g\u1edd b\u00ean trong.<\/p>\n

Ph\u00e2n lo\u1ea1i theo kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n: \u1ed0ng th\u00e9p h\u00e0n l\u00e0 lo\u1ea1i \u1ed1ng th\u00e9p c\u00f3 \u0111\u01b0\u1eddng h\u00e0n \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh b\u1eb1ng c\u00e1ch u\u1ed1n c\u00e1c d\u1ea3i th\u00e9p ho\u1eb7c t\u1ea5m th\u00e9p th\u00e0nh c\u00e1c h\u00ecnh d\u1ea1ng nh\u01b0 h\u00ecnh tr\u00f2n ho\u1eb7c h\u00ecnh vu\u00f4ng, sau \u0111\u00f3 ti\u1ebfn h\u00e0nh h\u00e0n. T\u00f9y theo ph\u01b0\u01a1ng ph\u00e1p h\u00e0n kh\u00e1c nhau, ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh \u1ed1ng h\u00e0n h\u1ed3 quang, \u1ed1ng h\u00e0n \u0111i\u1ec7n tr\u1edf t\u1ea7n s\u1ed1 cao ho\u1eb7c t\u1ea7n s\u1ed1 th\u1ea5p, \u1ed1ng h\u00e0n kh\u00ed, \u1ed1ng h\u00e0n l\u00f2 v\u00e0 \u1ed1ng Bondi. T\u00f9y theo h\u00ecnh d\u1ea1ng c\u1ee7a \u0111\u01b0\u1eddng h\u00e0n, ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh \u1ed1ng h\u00e0n \u0111\u01b0\u1eddng th\u1eb3ng v\u00e0 \u1ed1ng h\u00e0n xo\u1eafn \u1ed1c. \u1ed0ng h\u00e0n h\u1ed3 quang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong khoan v\u00e0 khai th\u00e1c d\u1ea7u m\u1ecf c\u0169ng nh\u01b0 trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p m\u00e1y m\u00f3c v\u00e0 s\u1ea3n xu\u1ea5t, v.v. \u1ed0ng h\u00e0n l\u00f2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m \u1ed1ng d\u1eabn kh\u00ed n\u01b0\u1edbc, v.v. \u1ed0ng h\u00e0n \u0111\u01b0\u1eddng h\u00e0n th\u1eb3ng \u0111\u01b0\u1eddng k\u00ednh l\u1edbn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 v\u1eadn chuy\u1ec3n d\u1ea7u v\u00e0 kh\u00ed \u00e1p su\u1ea5t cao, v.v.; \u1ed0ng h\u00e0n xo\u1eafn \u1ed1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 v\u1eadn chuy\u1ec3n d\u1ea7u v\u00e0 kh\u00ed, c\u1ecdc \u1ed1ng, tr\u1ee5 c\u1ea7u, v.v. \u1ed0ng th\u00e9p h\u00e0n c\u00f3 chi ph\u00ed th\u1ea5p h\u01a1n v\u00e0 hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t cao h\u01a1n so v\u1edbi \u1ed1ng th\u00e9p kh\u00f4ng h\u00e0n.<\/p>\n

\u1ed0ng c\u00f3 \u0111\u01b0\u1eddng n\u1ed1i th\u1eb3ng<\/h6>\n

\u0110\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng c\u00e1ch u\u1ed1n cong c\u00e1c t\u1ea5m th\u00e9p ho\u1eb7c d\u1ea3i th\u00e9p, sau \u0111\u00f3 h\u00e0n ch\u00fang l\u1ea1i v\u1edbi nhau. T\u00f9y theo h\u00ecnh d\u1ea1ng c\u1ee7a \u0111\u01b0\u1eddng h\u00e0n, ch\u00fang \u0111\u01b0\u1ee3c chia th\u00e0nh \u1ed1ng h\u00e0n \u0111\u01b0\u1eddng th\u1eb3ng v\u00e0 \u1ed1ng h\u00e0n xo\u1eafn \u1ed1c. T\u00f9y theo m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng, ch\u00fang \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh \u1ed1ng h\u00e0n th\u00f4ng d\u1ee5ng, \u1ed1ng h\u00e0n m\u1ea1 k\u1ebdm, \u1ed1ng h\u00e0n th\u1ed5i oxy, \u1ed1ng \u1ed1ng l\u00f3t d\u00e2y, \u1ed1ng h\u00e0n h\u1ec7 m\u00e9t, \u1ed1ng d\u1eabn h\u01b0\u1edbng, \u1ed1ng b\u01a1m gi\u1ebfng s\u00e2u, \u1ed1ng \u00f4 t\u00f4, \u1ed1ng bi\u1ebfn \u00e1p, \u1ed1ng h\u00e0n \u0111i\u1ec7n th\u00e0nh m\u1ecfng, \u1ed1ng h\u00e0n \u0111i\u1ec7n h\u00ecnh d\u1ea1ng \u0111\u1eb7c bi\u1ec7t v\u00e0 \u1ed1ng h\u00e0n xo\u1eafn \u1ed1c.<\/p>\n

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

\u1ed0ng h\u00e0n \u0111\u01b0\u1eddng th\u1eb3ng: C\u00e1c lo\u1ea1i \u1ed1ng \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o b\u1eb1ng c\u00e1ch h\u00e0n c\u00e1c t\u1ea5m th\u00e9p c\u00e1n n\u00f3ng ho\u1eb7c c\u00e1n ngu\u1ed9i, ho\u1eb7c c\u00e1c cu\u1ed9n d\u1ea3i th\u00e9p tr\u00ean thi\u1ebft b\u1ecb h\u00e0n v\u00e0 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t th\u00f4ng qua ph\u01b0\u01a1ng ph\u00e1p h\u00e0n \u0111\u01b0\u1eddng th\u1eb3ng \u0111\u1ec1u \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u1ed1ng h\u00e0n \u0111\u01b0\u1eddng th\u1eb3ng. (T\u00ean g\u1ecdi n\u00e0y xu\u1ea5t ph\u00e1t t\u1eeb vi\u1ec7c \u0111\u01b0\u1eddng h\u00e0n c\u1ee7a \u1ed1ng t\u1ea1o th\u00e0nh m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng.)<\/p>","protected":false},"featured_media":7380,"template":"","meta":{"_seopress_titles_title":"High-Frequency Straight Seam Welded Pipe: Manufacturing Process, Features and Industrial Applications","_seopress_titles_desc":"High-frequency straight seam welded pipes are manufactured by welding hot-rolled or cold-rolled steel plates and strips using high-frequency welding technology. 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