News
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API 5L/ASTM A53 GR.B, SSAW Carbon Steel Pipe Price List May 10th-May 16th, 2021
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API 5L/ASTM A53 GR.B, LSAW Carbon Steel Pipe Price List May 10th-May 16th, 2021
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API 5L/ASTM A53 GR.B, ERW Carbon Steel Pipe Price List May 10th-May 16th, 2021
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API 5L/ASTM A106 GR.B, Seamless Carbon Steel Pipe Price List May 10th-May 16th, 2021
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Annealing And Quenching of Cold Drawn Steel Pipe
Annealing of cold drawn steel pipe: refers to metal material heated to the appropriate temperature, maintained a certain time, and then slowly cooled heat treatment process.Common annealing process: recrystallization annealing, stress annealing, spheroidizing annealing, complete annealing, etc.An...Read more -
Casing Pipe Testing
The casing is a high-end product of steel pipe production. There are many types of casings. The casing diameter specifications range from 15 categories to specifications, and the outer diameter range is 114.3-508mm. The steel grades are J55, K55, N80 and L-80. 11 kinds of P-110, C-90, C-95, T-95,...Read more