ASTM A268 Seamless and Welded Ferritic and Martenstic Stainless Steel Tubing for General Service
Brand : TORICH
Standard: ASTM A268
O.D: 12.7-203mm
Normal W.T : 5.1mm
Application : For boiler and heat-exchange
Tolerance of Size
Group Size,O.D in(mm) Permissible Variations in O.D in (mm)
1 up to1/2(12.7) ,excl +/- 0.005(0.13)
1/2 to 1,1/2(12.7 to38.1),excl +/- 0.005(0.13)
2 1,1/2 to 3,1/2 (38.1 to 88.9) excl +/- 0.01 (0.25)
3 3,1/2 to 5,1/2(88.9 to 139.7) excl +/-0.015(0.38)
4 5,1/2 to 8 (139.7 to 203.2) incl +/-0.03(0.76)
Merchanical Testd Required
Tension Tests
Flaring Test ( for seamless tubes)
Flange Test (for welded tubes)
Hardness Test
Reverse Flattening Test
Hydrostatic or Nondestructive Electric Test
SUPPLEMENTARY REQUIREMENTS
Air-Underwater Pressure Test
Additional Testing of Welded Tubing per ASME Request.
FAQ:
How to get the sample?
You are requested to pay for sample charges and courier charges from China to your country; and the free sample is according the product like size, steel grade and quantity, please consult our sales for details
2.Sample charges will be refunded when order is placed.
What is your Payment Term?
1.T/T: 30% deposit in advance, the balance 70% paid before shipment
2.30% down payment, the balance 70% paid against L/C at sight
3.Upon negotiation
Who are your customers?
Stockists, Distributors,Wholesalors,Agents, Traders, End Users, etc
How long will you react on our requirement?
Your requirement would be treated within 24 hours on weekdays. Quotations would be sent upon technical details confirmed by customer!
Any more questions about your doubts, please feel free to send us your emails or call!
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Heat Exchanger Seamless And Welded Pipe Ferritic / Martenstic Stainless Steel Images
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