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17Cr16Ni2 / 1.4057 Stainless Steel Seamless Tube | AISI 431
17Cr16Ni2 (1.4057, 431, S43100, SUS431) martensitic stainless steel seamless tube — high strength, hardness and corrosion resistance. OD 6–630 mm, WT 0.5–60 mm. Contact Fushun for a quote.
12Cr5Mo (AISI 502/STBA25) Seamless Alloy Steel Tube
12Cr5Mo (AISI 502, UNS S50200, JIS STBA25) seamless alloy steel tube for high-temperature service up to 600 degrees C. OD 6-610mm, WT 0.5-50mm, ASTM A335 P5/A213 T5 standards. Free quote—contact Fushun Steel Tube.
13Cr13Mo Seamless Tube | SUS410J1 Stainless Steel Pipe Supplier
13Cr13Mo (1Cr13Mo, SUS410J1) martensitic stainless steel seamless tubes with Mo-enhanced corrosion resistance. OD 6–426 mm, WT 0.5–40 mm. Quenched & tempered to ≥690 MPa tensile. Contact Fushun Steel Tube for a free quote.
S40900 409 Stainless Steel Seamless Tube | SUH409 X6CrTi12
UNS S40900 (409/SUH409/X6CrTi12) stainless steel seamless tube—OD 6–426mm, WT 0.8–40mm. Ti-stabilized ferritic for exhaust & heat exchangers. Quote now.
405 Stainless Steel Seamless Tube | UNS S40500 | X6CrAl13
405 (UNS S40500/X6CrAl13/1.4002) ferritic stainless steel seamless tube with aluminum addition for oxidation resistance to 704C. ASTM A268 certified, OD 6-610mm. Contact Fushun Steel Tube for a quote.
Composite Round-Hex PTO Seamless Steel Tubes for Drive Shafts
Composite PTO seamless tube: outer round-hex paired with inner hex-round profile. High-torque telescoping drive shaft assembly. ASTM A519 & EN 10297-1. Get a quote.
Nested Hexagonal PTO Seamless Steel Tubes for Drive Shafts
Nested hexagonal PTO seamless steel tubes for agricultural drive shafts. Dual hex profile delivers high torque with telescoping axial movement. ASTM A519 & EN 10297-1 compliant. Get a quote.
PTO Seamless Steel Tube | Triangular Concave Spline Bore
High-precision PTO seamless steel tubes with unique triangular concave spline bore for agricultural driveline systems. Superior torque transmission through three-lobe engagement and smooth axial sliding. ASTM A519, EN 10297-1. Request a quote today.
Grooved PTO Tube with Keyway Slot — Outer & Inner Telescopic Pair
Precision-engineered PTO steel tubes with keyway groove outer tube and round, hexagonal, or splined inner tube for tractor-to-implement power transmission. ASTM A519, EN 10305. Request a quote.
PTO Spline Shaft Tubing – External Spline, Square Bore
High-strength PTO spline shaft tubing with external spline ridges and precision square bore. ASTM A519 & EN 10305 grades. Custom dimensions, factory-direct supply. Request a quote.
PTO Star-Shaped Steel Tube
Star-shaped PTO steel tubes with multi-lobe cross-section for agricultural machinery. Superior torque transmission, cold-drawn seamless, ASTM A519 & EN 10297-1 standards. In stock — request a quote.
Half-Round Arch Steel Tube
Half-Round Arch Steel Tube — D-profile: flat flange base & arched dome. ASTM A519, EN 10297 & BS 6323 grades for automotive, agricultural & mechanical engineering. Request a quote.