EFW Spiral Seam Steel Pipe NSP16 and Over

TORICH ASTM A134 Electric-Fysion arc -Welded Spiral Seam Steel Pipe NSP16 and Over

Product Description:

Standard: ASTM A134-2012

OD:    30-1000mm (inside and outside as speciifed by purchaser)

WT:    0.5-19mm

Length: 1-12mm  or according to customers' actual application and production.

Application: for ore pulp transportation

Steel Grade: Q195, Q215, Q235, Q345 etc 

Test:   Reduced-Section Tension Test

               Hydrostatic Test

Technology: Electric-Fusion (Arc)-Welded (EFW) Spiral Seam

QUALITY CONTROL

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.

Product Pictures:

Packing:

Test:

Our Certificate:

FAQ

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, and it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but you need to 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

TORICH ASTM A134 Electric-Fysion arc -Welded Spiral Seam Steel Pipe NSP16 and Over