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API 5L/ISO3183 PSL1 & PSL2 Line Pipe
AS NZS 1163 Hollow Sections
ASTM A53 B ERW Pipes
EN10219-1 Structural Steel Pipes
FBE/3LPE Coating Pipes
ASTM A671 EFW Steel Pipes
ASTM A672 EFW Steel Pipes
ASTM A691 EFW Steel Pipes
ASTM A500 Structural Tubing
ASTM A252 Steel Pipe Piles
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New finished LSAW big diameter pipes for Indonesia Client
Loading of S235JRH LSAW steel pipes φ813mm
New pipes φ813*10mm for Spain client
Longma Finished the production of Thick Wall Pipes
S355J2 steel pipe OD 555* ID535, new order confirmed
A new order is confirmed by today, S355J2 LSAW steel pipes. Specification: OD555, ID535(±2mm). --20℃ impact energy test is required.
What is Weld Inspection?
Loading of φ508×9.53 LSAW pipes for Australia client
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Blog
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February 27, 2024
API 5L VS API 5CT
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February 27, 2024
API 5L vs. ASTM A53 vs. ASTM A106: Choosing the Right Pipe Specification for Your Project
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February 27, 2024
What is the difference between API 5L and ASTM?
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February 26, 2024
Is API 5L same as ASTM A106?
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February 26, 2024
Differences between API 5L and ISO 3183
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February 26, 2024
What is API 5L? Let’s get to know it better now!
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January 12, 2024
Brief Introduction of AS/NZS 1163-Your trusted steel pipe supplier-LONGMA!
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November 2, 2023
What details should be dealt with before the use of thick-walled steel pipe?
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November 2, 2023
What should be done at the end of cooling of large diameter steel pipe?
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November 2, 2023
What kind of energy can be recovered in the manufacture of thick-walled steel pipe?
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November 2, 2023
φ609.6x6x12,000mm LSAW pipes for Peru client
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November 2, 2023
Welcome to Longma, one of the biggest China steel pipe plant
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