1 / 8 Inch TP304L / 316L Stainless Steel Super Long Coiled Tube
liaocheng sihe has 18 cold-drawing production lines. And the annual production capacity is 500 tons, the annual GDP is more than 3 million USD.
1 . Seamless tube : small diameter seamless overlength coiled tubing , bright annealed tube , inside and outside polished tube , heat exchanger tube , U-bent tube , the products all adopt the most advanced technology , with 26 production lines .
2 . Seamless pipe : MTSCO has 8 production lines for stainless steel cold drawn pipe , 10 production lines for cold roll pipe .
3 . Other Products : Stainless steel welded pipe , flange and fitting are our relevant products , for providing our clients the supplied solutions of the pipeline projects .
Material Heat treatment Temperure F (C) Min. Hardness
Brinell Rockwell
TP304 Solution 1900 (1040) 192HBW/200HV 90HRB
TP304L Solution 1900 (1040) 192HBW/200HV 90HRB
TP316 Solution 1900(1040) 192HBW/200HV 90HRB
TP316L Solution 1900(1040) 192HBW/200HV 90HRB
TP321 Solution 1900(1040) F 192HBW/200HV 90HRB
TP347 Solution 1900(1040) 192HBW/200HV 90HRB
OD, inch OD Tolerance inch(mm) WT Tolerance % Length Tolernace inch(mm)
+ -
≤ 1 / 2 ± 0.005 ( 0.13 ) ± 15 1 / 8 ( 3.2 ) 0
> 1 / 2 ~1 1 / 2 ± 0.005(0.13) ± 10 1 / 8 (3.2) 0
> 1 1 / 2 ~< 3 1 / 2 ± 0.010(0.25) ± 10 3 / 16 (4.8) 0
> 3 1 / 2 ~< 5 1 / 2 ± 0.015(0.38) ± 10 3 / 16 (4.8) 0
> 5 1 / 2 ~< 8 ± 0.030(0.76) ± 10 3 / 16 (4.8) 0
8~< 12 ± 0.040(1.01) ± 10 3 / 16 (4.8) 0
12~< 14 ± 0.050(1.26) ± 10 3 / 16 (4.8) 0
Post time: Jan-09-2023