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Stainless Steel Seamless Tubes

Instrumentation & Hydraulic Tube

We are a supplier of stainless steel seamless pipes & tubes used in the processing, energy, manufacturing and fabrication industries. We can satisfy your requirement of fast delivery time for our sufficient stocks.

Standard: ASTM A312, A213, A269, A511, A789, A790, A358, EN 10216-5, EN 10216-2, DIN 17456, DIN 17458, JIS G3459, GOST 9941-81, GOST 5632-2014, etc.

Material:
 TP 304/304L/304H, TP 316/316L/316H/316Ti, TP 321/321H, TP 347/347H/347HFG, TP 904S, TP 310S/310H, S32205, S32750, etc.

Schedules: 5S, 10S, 40S, 80S, 10, 20, 30...120, 140, 160, XXS 

Dimensions:
 all are in accordance with ANSI B36.19 and ANSI B36.10 

Size Range
: OD:1/4" (6.25mm) to 8" (203mm), WT 0.02" (0.5mm) to 0.5"(12mm) for tubes, 1/2 "to 28" NB for seamless pipes.

Length:
 30 m (Max) or as your requirement.

Process:
 Cold drawn, Cold rolled, Precision Rolled for Seamless Pipe or Tube.

Finish:
 Annealed & pickled, bright annealing, polished.

Ends:
 Beveled or plain end, square cut, burr free ,Plastic Cap at Both end.

Packing:
 Bare packing/bundle packing with woven bag/wooden or steel frame crate packing/plastic cap protection at the both sides of tubes and suitably protected for sea-worthly delivery or as requested.


Inspection and Test Procedure:

1.100% PMI,Spectro Chemical Aanlysis Test for Raw Material
2.100% Dimension & Visual Examination 
3.Mechanical Properties Test Include Tension Test,Flaring Test, Hardness Test,Reversed Flattening Test
4.100% Hydrostatic Test or 100% NON-DESTRUCTIVE Test  (ET or UT) 
5.Radiographic Test for Welded Pipe (shall be accordance with specification,or shall be as agreed upon between the purchaser and vendor)
6.Optional Inspection Items:
- Straightness Test
- Roughness Test
- Intergranular Corrosion Test
- Impact Test
- Grain Size Determinations

Applications:

Marine Engineering & Shipbuilding
Coal Chemical Industry
Nuclear Industry
Petroleum Refining
Power Industry
Cleaning Energy
Instrumentation
Natural Gas
Oil & Gas Development
Seawater Desalination & Treatment

Value-added Services:
Welding Grooves & Chamfer
Eddy Current Testing
Polishing
Cutting
Marking & Packaging
Bending & Coiling
Welding Flanges

Inquiry

© ZHEJIANG CHANGFENG NEW MATERIALS CO., LTD. Copyright 2019 Wecome
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