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4 articles on selection, process and project delivery.
1. Embedded part positions — once post spacing is fixed, they cannot be moved. 2. Levels and gradients. 3. Expansion joints. 4. Access routes. 5. Welding permissions. 6. Acceptance standards.
Read More →Start with the road classification — different classes require different crash ratings. Expressways need SB grade or above; urban arterial roads need B grade. Always follow the design institute's drawings.
Read More →Thicker is not automatically better. Wall thickness has to match the post spacing — looking at thickness alone tells you nothing. Set the crash rating from the road class, derive the post spacing from that, and only then choose the wall thickness and pipe diameter.
Read More →Different road classes require different crash ratings. Expressways need SB grade or above; urban arterial roads need B grade. Always follow the design institute's drawings.
Read More →Tell us your application, specification requirements, project location and delivery schedule, and we will advise on product selection and indicative pricing. Final terms are subject to mutual confirmation.
Hebei Lanchuan Metal Products Co., Ltd. · Service contact for Shizuishan, Ningxia
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