|Place of Origin:||ZHEJIANG, CHINA|
|Certification:||ISO9001, ISO14001, TS16949|
|Model Number:||JIS, ASTM, GB, DIN, EN|
|Minimum Order Quantity:||5Tons|
|Packaging Details:||Tubes are packed in wooden boxes or bundles in seaworthy packing.|
|Delivery Time:||30-45 work days|
|Payment Terms:||L/C, D/A, D/P, T/T, Western Union, MoneyGram|
|Supply Ability:||2000Tons per Year|
|Keyword:||Stainless Steel Coil Tube||Material:||TP304 TP304L TP316 TP316L Etc|
|Usage:||Industrial Air Conditioning,heater||Surface:||Polished; Bright Annealing|
stainless steel round tube,
large diameter stainless steel tube
ASTM, GB, JIS, DIN, EN, AISI
TP304 TP304L TP316 TP316L TP321 TP310 TP409 TP409L TP444 S44660 Duplex 2205
OD: 6mm-53mm WT: 0.3mm-3mm Length: According to Customer's Requirement
inner and outer polished; bright annealing,180G, 320G Satin/Hairline; 400G, 600G Mirror finish
Test and Inspection
Squash test, Extended test, Water pressure test, Crystal rot test,
Heat treatment, NDT, eddy current test, air leak test,
Industrial air conditioning, heater,evaporator, condenser, Construction, Pharmacy, Power,
Petrochemical, car exhaust pipes, underfloor heating pipe, water pipe, oil pipe, gas pipe
a) Outer Diameter: +/- 0.2mm
b) Thickness: +/- 0.02mm
c) Length: +/- 5mm
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking
100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us
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