main Products
Welded Coil Tube
Material: TP 304/304L, 316/316L, 201, 202, 310S, 321, 800, 600, etc.
Standard: ASTM A269, A249
O.D. from 3 to 25.4mm
W.T. from 0.3 to 2.0mm
Welded Straight Tube
Material: 304/304L, 316/316L, 321, 317, 309S, 310S, 31803, 800, etc.
Standard: ASTM A312, A249, A270, A554, A213, etc.
O.D. from 3 to 50.8mm
W.T. from 0.3 to 3.0mm
Welded Straight Tube(AP)
Material: 304/304L, 316/316L, 321, 800, etc.
Tube delivery condition: annealing and Picklied (AP)
Standard: ASTM A269, A312, A249, etc.
O.D. from 16 to 2220mm
W.T. from 0.5 to 31mm
Seamless Coil Tube
Material: TP 304/304L, 316/316L, 321, 316L with Min 2.5 Mo, T91, 800, 600, etc.
Coil Lengths: max 90 kg per coil tube, for example 6×1 size, max length is 700m
Standard: ASTM A269, EN10216-5
O.D. from 6 to 25.4mm
W.T. from 0.71 to 2.11mm
Chrome plated rod
Material: CK45，stainless steel, alloy steel and special steel.
Size range:
Outside diameter: from 12 to 500 mm
Max length: 16 meters
Supply condition: Chrome plated
Chrome thickness: 20 TO 50 Micron
Surface roughness: Ra ≤0.2 Micron
Outer diameter tolerance: ISO f7
Ovality: Half of the tolerance ISO f7
Straightness: ≤0.1mm/m
Honed Tube
Grade：ST 52，stainless steel, alloy steel, and special steel
Size range：
Inside diameter: from 40 to 1000mm,
Max length:20 meters.
Straightness: 0.5 /1000
Tolerance EXT: DIN 2391
Tolerance INT: ISO H7, H8, H9