Whatever the standards, ASTM, DIN, BSW, GB, JIS, UIC, Russian or drawings from customers. Material: Carbon steel or stainless s

Protection: Black, galvanized and hot dip galvanize

Standard: AREMA or ASTM, BS, UIC

Specification: 14×14×150, 16×16×165, 3/8.1/2. etc.

 Grade: Normal and high strength.

Materials: Carbon steel and stainless steel.

Protection: Black, Zinc Plated, Hot dipped Galvanized.

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