24 Hour Emergency Steel Machining Response

Brazil 336 Tons U tube 316L/410/304L/T11/S31803

1. Background Information
This is our regular customer from Brazil, we have cooperated more than 5 years since 2018 and we has good relationship with each other . They are the largest manufacture of Heat exchanger and equipment manufacturer in Brazil , especially in oil&Gas and machinery sectors area, they also are partners of the Brazilian government.

The main part of the heat exchanger is U-tube, they purchased a large quantity U tube and other steel products from us every year. Our customer is very satisfied with quality, because we manufacture U pipe according to customer's drawings, including the radian of each steel pipe, without any mistakes.U tube

2. U tube DrawingU tube

3. Material technical information
The chemical composition of 316L/410/304L/T11/321/S31803 material: (%)

Standard Grade C Si Mn P S Cr Mo
ASME SA213 316L ≤0.035 ≤1.00 ≤2.00 ≤0.045 ≤0.030 16.00-18.00 2.00-3.00
ASME SA268 410 ≤0.015 ≤1.00 ≤1.00 ≤0.040 ≤0.030 11.50-13.50 ...
ASME SA213 304L ≤0.035 ≤1.00 ≤2.00 ≤0.045 ≤0.030 18.00-20.00 ...
ASME SA213 321 ≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.030 17.00-19.00 ...
ASME SA789 S31803 ≤0.03 ≤1.00 ≤2.00 ≤0.030 ≤0.020 21.00-23.00 2.50-3.50
ASME SA213 T11 0.05-0.15 0.50-1.00 0.30-0.60 ≤0.025 ≤0.025 1.00-1.50 0.44-0.65

The Mechanical Properties of 316L/410/304L/T11/321/S31803 material:

Standard Grade Tensile Strength [MPa] Yield Strength[MPa] Elongation %
ASME SA213 316L ≥485 ≥170 35
ASME SA268 410 ≥415 ≥205 20
ASME SA213 304L ≥485 ≥170 35
ASME SA213 321 ≥515 ≥205 35
ASME SA789 S31803 ≥620 ≥450 25
ASME SA213 T11 ≥415 ≥205 30

4. Production workshop

U tube

U tube

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5. U tube photosU tube

6. Q/C department do inspection before shipmentU tube

7. Marking of Pipe

U tube

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8. Package
(Iron frame + wooden box + waterproof paper)U tube

9. B/L &C/O

U tube

U tube

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