C4 (KY704) High-Silicon Steel Tube is manufactured in Junda's Nickel superalloy & aerospace seamless tubing range. Send the required size, standard and inspection scope for a technical quotation.
All products are made to order. Length, outside diameter, wall thickness and profile dimensions are customized to your drawing. Send the required dimensions and tolerances for manufacturing review.
Chemical composition and mechanical properties are available with the mill certificate for the supplied heat. Send the required grade and standard for a technical quotation.
Aerospace and defence-related enquiries are reviewed against the named AMS/ASTM or project specification; ISO 9001 alone is not a product approval. EN, DIN, GB and JIS equivalents are confirmed against the project specification on request.
Send the material designation, required dimensions, quantity, destination, target delivery date and inspection requirements so the Junda team can review the request.
Request a technical quoteRFQ worksheet (English · TXT)This page summarises the grade, typical standards and product form. The quotation confirms the exact dimensions, heat treatment, test programme and documents.
C4 (KY704) High-Silicon Steel Tube is manufactured in the Nickel superalloy & aerospace seamless tubing group. The page shows the grade designation, typical standards, product form and the technical documents available with the order.
Dimensions, tolerances, lengths, supply condition, inspection documents, minimum order quantity and lead time are confirmed in the quotation. The company range φ6–φ630 mm by 0.2–80 mm is a manufacturing range, not a stock list for this grade.
Email sales@jundapipe.com or use the contact form. Include the material grade or product family, outside diameter × wall thickness × length, quantity and destination, the applicable standard and inspection requirements, and a target delivery date if you have one. Phone is optional. Dimensions, minimum order quantity and lead time are confirmed in the quotation.
