Name:
ASME SA213 T5 OD 19.05mm WT 2.11mm Seamless Boiler Tube Heat Exchanger Tube.
Material: SS 304, SS 304L, SS 316, SS 316L, Etc.
OD: 6-127mm.
WT: 0.5-12mm.
Length: 6m Or As Customers' Request.
Application: For Boiler And Heat Exchange.
Delivery Condition: Pickled After Heat Treatment.
Production Method: Code drawn, annealed with nitrogen protection, ultrasonic,automatic shape, polished.
Finishing:
A: sanded.
B: 400#-600# mirror.
C: hairline brushed.
D: TIN titanlum.
E: HL brushed & mirror (two kinds of finishing for one pipe).
Test and Inspection: Tension Test, Flaring Test, Flange Test, Reverse Test, Hardness Test, Hydrostatic or Nondestructive Electric Test, etc.
QUALITY CONTROL:
Incoming Raw Material Inspection.
Raw Material Segregation to avoid steel grade mix-up
Heating and Hammering End for Cold Drawing.
Cold Drawing and Cold Rolling, on line inspection
Heat Treatment, +A, +SRA, +LC, +N, Q+T.
Straightening-Cutting to specified length-Finished.
Material |
Mechanical Properties |
Tensile Strength ≥ MPa |
Yield strength ≥ MPa |
Elongation ≥ % |
TP304 |
515 |
205 |
35 |
TP304L |
458 |
170 |
35 |
TP316 |
515 |
205 |
35 |
TP316L |
485 |
170 |
35 |
TP317 |
515 |
205 |
35 |
TP317L |
515 |
205 |
35 |
TP321 |
515 |
205 |
35 |