EN10217-3 Welded Fine Grain Round Steel Tubes P275NL1 P355NH P460N HFW SAWH SAWL

EN10217-3 Welded steel tubes for pressure purposes - Technical delivery conditions -

China Welded Steel Pipe manufacturer, choose the high quality Spiral Welded Steel Pipe, High Frequency Welded Steel Pipe, Black Carbon Steel Welded Pipe, etc.

Part 3:   Alloy fine grain steel tubes

Material:

Fully killed steel,  Fine grain steel with a ferritic grain size.

Manufacture:

HFW  High frequency welded    

SAW  Submerged arc welded - longiditudinal seam -  SAWH

                                                     - helical seam - SAWL

Apperance and General:

The weld areas are free from cracks, lack of fusion and lack of penetration

The tubes are free from external surface defects that can be detected by visual examination.

EN10217-1  Part 1:  Non-alloy steel tubes with specified room temperature properties

EN10217-2  Part 2:  Electric welded non-alloy and alloy steel tubes with specified elevated

                                     temperature properties

EN10217-3  Part 3:  Alloy fine grain steel tubes

EN10217-5  Part 4:  Electric welded non-alloy steel tubes with specified low temperature

                                     properties

EN10217-5  Part 5:  Submerged arc welded non-alloy steel tubes with specified low

                                      temperature properties

EN10217-6  Part 6:  Submerged arc welded non-alloy steel tubes with specified low

                                      temperature properties

EN10217-7  Part 7:  Stainless Steel Tubes.